static/dbstructure.config.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2020, Friendica
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  * Main database structure configuration file.
  21  *
  22  * Here are described all the tables, fields and indexes Friendica needs to work.
  23  *
  24  * Syntax (braces indicate optionale values):
  25  * "<table name>" => [
  26  *      "comment" => "Description of the table",
  27  *      "fields" => [
  28  *              "<field name>" => [
  29  *                      "type" => "<field type>{(<field size>)} <unsigned>",
  30  *                      "not null" => 0|1,
  31  *                      {"extra" => "auto_increment",}
  32  *                      {"default" => "<default value>",}
  33  *                      {"default" => NULL_DATE,} (for datetime fields)
  34  *                      {"primary" => "1",}
  35  *                      {"foreign|relation" => ["<foreign key table name>" => "<foreign key field name>"],}
  36  *                      "comment" => "Description of the fields"
  37  *              ],
  38  *              ...
  39  *      ],
  40  *      "indexes" => [
  41  *              "PRIMARY" => ["<primary key field name>", ...],
  42  *              "<index name>" => [{"UNIQUE",} "<field name>{(<key size>)}", ...]
  43  *              ...
  44  *      ],
  45  * ],
  46  *
  47  * Whenever possible prefer "foreign" before "relation" with the foreign keys.
  48  * "foreign" adds true foreign keys on the database level, while "relation" simulates this behaviour.
  49  *
  50  * If you need to make any change, make sure to increment the DB_UPDATE_VERSION constant value below.
  51  *
  52  */
  53
  54 use Friendica\Database\DBA;
  55
  56 if (!defined('DB_UPDATE_VERSION')) {
  57         define('DB_UPDATE_VERSION', 1355);
  58 }
  59
  60 return [
  61         // Side tables
  62         "gserver" => [
  63                 "comment" => "Global servers",
  64                 "fields" => [
  65                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
  66                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  67                         "nurl" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  68                         "version" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  69                         "site_name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  70                         "info" => ["type" => "text", "comment" => ""],
  71                         "register_policy" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => ""],
  72                         "registered-users" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "Number of registered users"],
  73                         "directory-type" => ["type" => "tinyint", "default" => "0", "comment" => "Type of directory service (Poco, Mastodon)"],
  74                         "poco" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  75                         "noscrape" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  76                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => ""],
  77                         "platform" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  78                         "relay-subscribe" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Has the server subscribed to the relay system"],
  79                         "relay-scope" => ["type" => "varchar(10)", "not null" => "1", "default" => "", "comment" => "The scope of messages that the server wants to get"],
  80                         "detection-method" => ["type" => "tinyint unsigned", "comment" => "Method that had been used to detect that server"],
  81                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
  82                         "last_poco_query" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
  83                         "last_contact" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
  84                         "last_failure" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
  85                 ],
  86                 "indexes" => [
  87                         "PRIMARY" => ["id"],
  88                         "nurl" => ["UNIQUE", "nurl(190)"],
  89                 ]
  90         ],
  91         "clients" => [
  92                 "comment" => "OAuth usage",
  93                 "fields" => [
  94                         "client_id" => ["type" => "varchar(20)", "not null" => "1", "primary" => "1", "comment" => ""],
  95                         "pw" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "comment" => ""],
  96                         "redirect_uri" => ["type" => "varchar(200)", "not null" => "1", "default" => "", "comment" => ""],
  97                         "name" => ["type" => "text", "comment" => ""],
  98                         "icon" => ["type" => "text", "comment" => ""],
  99                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 100                 ],
 101                 "indexes" => [
 102                         "PRIMARY" => ["client_id"],
 103                 ]
 104         ],
 105         "contact" => [
 106                 "comment" => "contact table",
 107                 "fields" => [
 108                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 109                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 110                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 111                         "updated" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => "Date of last contact update"],
 112                         "self" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 if the contact is the user him/her self"],
 113                         "remote_self" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 114                         "rel" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "The kind of the relation between the user and the contact"],
 115                         "duplex" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 116                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Network of the contact"],
 117                         "protocol" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Protocol of the contact"],
 118                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name that this contact is known by"],
 119                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Nick- and user name of the contact"],
 120                         "location" => ["type" => "varchar(255)", "default" => "", "comment" => ""],
 121                         "about" => ["type" => "text", "comment" => ""],
 122                         "keywords" => ["type" => "text", "comment" => "public keywords (interests) of the contact"],
 123                         "gender" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => "Deprecated"],
 124                         "xmpp" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 125                         "attag" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 126                         "avatar" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 127                         "photo" => ["type" => "varchar(255)", "default" => "", "comment" => "Link to the profile photo of the contact"],
 128                         "thumb" => ["type" => "varchar(255)", "default" => "", "comment" => "Link to the profile photo (thumb size)"],
 129                         "micro" => ["type" => "varchar(255)", "default" => "", "comment" => "Link to the profile photo (micro size)"],
 130                         "site-pubkey" => ["type" => "text", "comment" => ""],
 131                         "issued-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 132                         "dfrn-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 133                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 134                         "nurl" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 135                         "addr" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 136                         "alias" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 137                         "pubkey" => ["type" => "text", "comment" => "RSA public key 4096 bit"],
 138                         "prvkey" => ["type" => "text", "comment" => "RSA private key 4096 bit"],
 139                         "batch" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 140                         "request" => ["type" => "varchar(255)", "comment" => ""],
 141                         "notify" => ["type" => "varchar(255)", "comment" => ""],
 142                         "poll" => ["type" => "varchar(255)", "comment" => ""],
 143                         "confirm" => ["type" => "varchar(255)", "comment" => ""],
 144                         "subscribe" => ["type" => "varchar(255)", "comment" => ""],
 145                         "poco" => ["type" => "varchar(255)", "comment" => ""],
 146                         "aes_allow" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 147                         "ret-aes" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 148                         "usehub" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 149                         "subhub" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 150                         "hub-verify" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 151                         "last-update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last try to update the contact info"],
 152                         "success_update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last successful contact update"],
 153                         "failure_update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last failed update"],
 154                         "name-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 155                         "uri-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 156                         "avatar-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 157                         "term-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 158                         "last-item" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "date of the last post"],
 159                         "priority" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 160                         "blocked" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => "Node-wide block status"],
 161                         "block_reason" => ["type" => "text", "comment" => "Node-wide block reason"],
 162                         "readonly" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "posts of the contact are readonly"],
 163                         "writable" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 164                         "forum" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "contact is a forum"],
 165                         "prv" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "contact is a private group"],
 166                         "contact-type" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => ""],
 167                         "hidden" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 168                         "archive" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 169                         "pending" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => ""],
 170                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Contact has been deleted"],
 171                         "rating" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => ""],
 172                         "unsearchable" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Contact prefers to not be searchable"],
 173                         "sensitive" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Contact posts sensitive content"],
 174                         "baseurl" => ["type" => "varchar(255)", "default" => "", "comment" => "baseurl of the contact"],
 175                         "gsid" => ["type" => "int unsigned", "foreign" => ["gserver" => "id", "on delete" => "restrict"], "comment" => "Global Server ID"],
 176                         "reason" => ["type" => "text", "comment" => ""],
 177                         "closeness" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "99", "comment" => ""],
 178                         "info" => ["type" => "mediumtext", "comment" => ""],
 179                         "profile-id" => ["type" => "int unsigned", "comment" => "Deprecated"],
 180                         "bdyear" => ["type" => "varchar(4)", "not null" => "1", "default" => "", "comment" => ""],
 181                         "bd" => ["type" => "date", "not null" => "1", "default" => DBA::NULL_DATE, "comment" => ""],
 182                         "notify_new_posts" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 183                         "fetch_further_information" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 184                         "ffi_keyword_denylist" => ["type" => "text", "comment" => ""],
 185                 ],
 186                 "indexes" => [
 187                         "PRIMARY" => ["id"],
 188                         "uid_name" => ["uid", "name(190)"],
 189                         "self_uid" => ["self", "uid"],
 190                         "alias_uid" => ["alias(32)", "uid"],
 191                         "pending_uid" => ["pending", "uid"],
 192                         "blocked_uid" => ["blocked", "uid"],
 193                         "uid_rel_network_poll" => ["uid", "rel", "network", "poll(64)", "archive"],
 194                         "uid_network_batch" => ["uid", "network", "batch(64)"],
 195                         "addr_uid" => ["addr(32)", "uid"],
 196                         "nurl_uid" => ["nurl(32)", "uid"],
 197                         "nick_uid" => ["nick(32)", "uid"],
 198                         "attag_uid" => ["attag(32)", "uid"],
 199                         "dfrn-id" => ["dfrn-id(64)"],
 200                         "issued-id" => ["issued-id(64)"],
 201                         "gsid" => ["gsid"]
 202                 ]
 203         ],
 204         "item-uri" => [
 205                 "comment" => "URI and GUID for items",
 206                 "fields" => [
 207                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1"],
 208                         "uri" => ["type" => "varbinary(255)", "not null" => "1", "comment" => "URI of an item"],
 209                         "guid" => ["type" => "varbinary(255)", "comment" => "A unique identifier for an item"]
 210                 ],
 211                 "indexes" => [
 212                         "PRIMARY" => ["id"],
 213                         "uri" => ["UNIQUE", "uri"],
 214                         "guid" => ["guid"]
 215                 ]
 216         ],
 217         "permissionset" => [
 218                 "comment" => "",
 219                 "fields" => [
 220                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 221                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner id of this permission set"],
 222                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>'"],
 223                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
 224                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
 225                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
 226                 ],
 227                 "indexes" => [
 228                         "PRIMARY" => ["id"],
 229                         "uid_allow_cid_allow_gid_deny_cid_deny_gid" => ["allow_cid(50)", "allow_gid(30)", "deny_cid(50)", "deny_gid(30)"],
 230                 ]
 231         ],
 232         "tag" => [
 233                 "comment" => "tags and mentions",
 234                 "fields" => [
 235                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
 236                         "name" => ["type" => "varchar(96)", "not null" => "1", "default" => "", "comment" => ""],
 237                         "url" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => ""]
 238                 ],
 239                 "indexes" => [
 240                         "PRIMARY" => ["id"],
 241                         "type_name_url" => ["UNIQUE", "name", "url"],
 242                         "url" => ["url"]
 243                 ]
 244         ],
 245         // Main tables
 246         "2fa_app_specific_password" => [
 247                 "comment" => "Two-factor app-specific _password",
 248                 "fields" => [
 249                         "id" => ["type" => "mediumint unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "Password ID for revocation"],
 250                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "relation" => ["user" => "uid"], "comment" => "User ID"],
 251                         "description" => ["type" => "varchar(255)", "comment" => "Description of the usage of the password"],
 252                         "hashed_password" => ["type" => "varchar(255)", "not null" => "1", "comment" => "Hashed password"],
 253                         "generated" => ["type" => "datetime", "not null" => "1", "comment" => "Datetime the password was generated"],
 254                         "last_used" => ["type" => "datetime", "comment" => "Datetime the password was last used"],
 255                 ],
 256                 "indexes" => [
 257                         "PRIMARY" => ["id"],
 258                         "uid_description" => ["uid", "description(190)"],
 259                 ]
 260         ],
 261         "2fa_recovery_codes" => [
 262                 "comment" => "Two-factor authentication recovery codes",
 263                 "fields" => [
 264                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "primary" => "1", "relation" => ["user" => "uid"], "comment" => "User ID"],
 265                         "code" => ["type" => "varchar(50)", "not null" => "1", "primary" => "1", "comment" => "Recovery code string"],
 266                         "generated" => ["type" => "datetime", "not null" => "1", "comment" => "Datetime the code was generated"],
 267                         "used" => ["type" => "datetime", "comment" => "Datetime the code was used"],
 268                 ],
 269                 "indexes" => [
 270                         "PRIMARY" => ["uid", "code"]
 271                 ]
 272         ],
 273         "addon" => [
 274                 "comment" => "registered addons",
 275                 "fields" => [
 276                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
 277                         "name" => ["type" => "varchar(50)", "not null" => "1", "default" => "", "comment" => "addon base (file)name"],
 278                         "version" => ["type" => "varchar(50)", "not null" => "1", "default" => "", "comment" => "currently unused"],
 279                         "installed" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "currently always 1"],
 280                         "hidden" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "currently unused"],
 281                         "timestamp" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "file timestamp to check for reloads"],
 282                         "plugin_admin" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 = has admin config, 0 = has no admin config"],
 283                 ],
 284                 "indexes" => [
 285                         "PRIMARY" => ["id"],
 286                         "name" => ["UNIQUE", "name"],
 287                 ]
 288         ],
 289         "apcontact" => [
 290                 "comment" => "ActivityPub compatible contacts - used in the ActivityPub implementation",
 291                 "fields" => [
 292                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "URL of the contact"],
 293                         "uuid" => ["type" => "varchar(255)", "comment" => ""],
 294                         "type" => ["type" => "varchar(20)", "not null" => "1", "comment" => ""],
 295                         "following" => ["type" => "varchar(255)", "comment" => ""],
 296                         "followers" => ["type" => "varchar(255)", "comment" => ""],
 297                         "inbox" => ["type" => "varchar(255)", "not null" => "1", "comment" => ""],
 298                         "outbox" => ["type" => "varchar(255)", "comment" => ""],
 299                         "sharedinbox" => ["type" => "varchar(255)", "comment" => ""],
 300                         "manually-approve" => ["type" => "boolean", "comment" => ""],
 301                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 302                         "name" => ["type" => "varchar(255)", "comment" => ""],
 303                         "about" => ["type" => "text", "comment" => ""],
 304                         "photo" => ["type" => "varchar(255)", "comment" => ""],
 305                         "addr" => ["type" => "varchar(255)", "comment" => ""],
 306                         "alias" => ["type" => "varchar(255)", "comment" => ""],
 307                         "pubkey" => ["type" => "text", "comment" => ""],
 308                         "subscribe" => ["type" => "varchar(255)", "comment" => ""],
 309                         "baseurl" => ["type" => "varchar(255)", "comment" => "baseurl of the ap contact"],
 310                         "gsid" => ["type" => "int unsigned", "foreign" => ["gserver" => "id", "on delete" => "restrict"], "comment" => "Global Server ID"],
 311                         "generator" => ["type" => "varchar(255)", "comment" => "Name of the contact's system"],
 312                         "following_count" => ["type" => "int unsigned", "default" => 0, "comment" => "Number of following contacts"],
 313                         "followers_count" => ["type" => "int unsigned", "default" => 0, "comment" => "Number of followers"],
 314                         "statuses_count" => ["type" => "int unsigned", "default" => 0, "comment" => "Number of posts"],
 315                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""]
 316                 ],
 317                 "indexes" => [
 318                         "PRIMARY" => ["url"],
 319                         "addr" => ["addr(32)"],
 320                         "alias" => ["alias(190)"],
 321                         "followers" => ["followers(190)"],
 322                         "gsid" => ["gsid"]
 323                 ]
 324         ],
 325         "attach" => [
 326                 "comment" => "file attachments",
 327                 "fields" => [
 328                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "generated index"],
 329                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 330                         "hash" => ["type" => "varchar(64)", "not null" => "1", "default" => "", "comment" => "hash"],
 331                         "filename" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "filename of original"],
 332                         "filetype" => ["type" => "varchar(64)", "not null" => "1", "default" => "", "comment" => "mimetype"],
 333                         "filesize" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "size in bytes"],
 334                         "data" => ["type" => "longblob", "not null" => "1", "comment" => "file data"],
 335                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation time"],
 336                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "last edit time"],
 337                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>"],
 338                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
 339                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
 340                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
 341                         "backend-class" => ["type" => "tinytext", "comment" => "Storage backend class"],
 342                         "backend-ref" => ["type" => "text", "comment" => "Storage backend data reference"],
 343                 ],
 344                 "indexes" => [
 345                         "PRIMARY" => ["id"],
 346                 ]
 347         ],
 348         "auth_codes" => [
 349                 "comment" => "OAuth usage",
 350                 "fields" => [
 351                         "id" => ["type" => "varchar(40)", "not null" => "1", "primary" => "1", "comment" => ""],
 352                         "client_id" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "foreign" => ["clients" => "client_id"],
 353                                 "comment" => ""],
 354                         "redirect_uri" => ["type" => "varchar(200)", "not null" => "1", "default" => "", "comment" => ""],
 355                         "expires" => ["type" => "int", "not null" => "1", "default" => "0", "comment" => ""],
 356                         "scope" => ["type" => "varchar(250)", "not null" => "1", "default" => "", "comment" => ""],
 357                 ],
 358                 "indexes" => [
 359                         "PRIMARY" => ["id"],
 360                         "client_id" => ["client_id"]
 361                 ]
 362         ],
 363         "cache" => [
 364                 "comment" => "Stores temporary data",
 365                 "fields" => [
 366                         "k" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "cache key"],
 367                         "v" => ["type" => "mediumtext", "comment" => "cached serialized value"],
 368                         "expires" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of cache expiration"],
 369                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of cache insertion"],
 370                 ],
 371                 "indexes" => [
 372                         "PRIMARY" => ["k"],
 373                         "k_expires" => ["k", "expires"],
 374                 ]
 375         ],
 376         "challenge" => [
 377                 "comment" => "",
 378                 "fields" => [
 379                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 380                         "challenge" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 381                         "dfrn-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 382                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 383                         "type" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 384                         "last_update" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 385                 ],
 386                 "indexes" => [
 387                         "PRIMARY" => ["id"],
 388                 ]
 389         ],
 390         "config" => [
 391                 "comment" => "main configuration storage",
 392                 "fields" => [
 393                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
 394                         "cat" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
 395                         "k" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
 396                         "v" => ["type" => "mediumtext", "comment" => ""],
 397                 ],
 398                 "indexes" => [
 399                         "PRIMARY" => ["id"],
 400                         "cat_k" => ["UNIQUE", "cat", "k"],
 401                 ]
 402         ],
 403         "contact-relation" => [
 404                 "comment" => "Contact relations",
 405                 "fields" => [
 406                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "primary" => "1", "comment" => "contact the related contact had interacted with"],
 407                         "relation-cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "primary" => "1", "comment" => "related contact who had interacted with the contact"],
 408                         "last-interaction" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last interaction"],
 409                 ],
 410                 "indexes" => [
 411                         "PRIMARY" => ["cid", "relation-cid"],
 412                         "relation-cid" => ["relation-cid"],
 413                 ]
 414         ],
 415         "conv" => [
 416                 "comment" => "private messages",
 417                 "fields" => [
 418                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 419                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this conversation"],
 420                         "recips" => ["type" => "text", "comment" => "sender_handle;recipient_handle"],
 421                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 422                         "creator" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "handle of creator"],
 423                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation timestamp"],
 424                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "edited timestamp"],
 425                         "subject" => ["type" => "text", "comment" => "subject of initial message"],
 426                 ],
 427                 "indexes" => [
 428                         "PRIMARY" => ["id"],
 429                         "uid" => ["uid"],
 430                 ]
 431         ],
 432         "conversation" => [
 433                 "comment" => "Raw data and structure information for messages",
 434                 "fields" => [
 435                         "item-uri" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "Original URI of the item - unrelated to the table with the same name"],
 436                         "reply-to-uri" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => "URI to which this item is a reply"],
 437                         "conversation-uri" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => "GNU Social conversation URI"],
 438                         "conversation-href" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => "GNU Social conversation link"],
 439                         "protocol" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "255", "comment" => "The protocol of the item"],
 440                         "direction" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "How the message arrived here: 1=push, 2=pull"],
 441                         "source" => ["type" => "mediumtext", "comment" => "Original source"],
 442                         "received" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Receiving date"],
 443                 ],
 444                 "indexes" => [
 445                         "PRIMARY" => ["item-uri"],
 446                         "conversation-uri" => ["conversation-uri"],
 447                         "received" => ["received"],
 448                 ]
 449         ],
 450         "diaspora-interaction" => [
 451                 "comment" => "Signed Diaspora Interaction",
 452                 "fields" => [
 453                         "uri-id" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 454                         "interaction" => ["type" => "mediumtext", "comment" => "The Diaspora interaction"]
 455                 ],
 456                 "indexes" => [
 457                         "PRIMARY" => ["uri-id"]
 458                 ]
 459         ],
 460         "event" => [
 461                 "comment" => "Events",
 462                 "fields" => [
 463                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 464                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 465                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 466                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact_id (ID of the contact in contact table)"],
 467                         "uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 468                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation time"],
 469                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "last edit time"],
 470                         "start" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "event start time"],
 471                         "finish" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "event end time"],
 472                         "summary" => ["type" => "text", "comment" => "short description or title of the event"],
 473                         "desc" => ["type" => "text", "comment" => "event description"],
 474                         "location" => ["type" => "text", "comment" => "event location"],
 475                         "type" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "comment" => "event or birthday"],
 476                         "nofinish" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if event does have no end this is 1"],
 477                         "adjust" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => "adjust to timezone of the recipient (0 or 1)"],
 478                         "ignore" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "0 or 1"],
 479                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>'"],
 480                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
 481                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
 482                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
 483                 ],
 484                 "indexes" => [
 485                         "PRIMARY" => ["id"],
 486                         "uid_start" => ["uid", "start"],
 487                 ]
 488         ],
 489         "fcontact" => [
 490                 "comment" => "Diaspora compatible contacts - used in the Diaspora implementation",
 491                 "fields" => [
 492                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 493                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "unique id"],
 494                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 495                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 496                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 497                         "request" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 498                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 499                         "addr" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 500                         "batch" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 501                         "notify" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 502                         "poll" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 503                         "confirm" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 504                         "priority" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 505                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => ""],
 506                         "alias" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 507                         "pubkey" => ["type" => "text", "comment" => ""],
 508                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 509                 ],
 510                 "indexes" => [
 511                         "PRIMARY" => ["id"],
 512                         "addr" => ["addr(32)"],
 513                         "url" => ["UNIQUE", "url(190)"],
 514                 ]
 515         ],
 516         "fsuggest" => [
 517                 "comment" => "friend suggestion stuff",
 518                 "fields" => [
 519                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
 520                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 521                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
 522                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 523                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 524                         "request" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 525                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 526                         "note" => ["type" => "text", "comment" => ""],
 527                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 528                 ],
 529                 "indexes" => [
 530                         "PRIMARY" => ["id"],
 531                 ]
 532         ],
 533         "gcign" => [
 534                 "comment" => "contacts ignored by friend suggestions",
 535                 "fields" => [
 536                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 537                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Local User id"],
 538                         "gcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gcontact" => "id"], "comment" => "gcontact.id of ignored contact"],
 539                 ],
 540                 "indexes" => [
 541                         "PRIMARY" => ["id"],
 542                         "uid" => ["uid"],
 543                         "gcid" => ["gcid"],
 544                 ]
 545         ],
 546         "gcontact" => [
 547                 "comment" => "global contacts",
 548                 "fields" => [
 549                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 550                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name that this contact is known by"],
 551                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Nick- and user name of the contact"],
 552                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Link to the contacts profile page"],
 553                         "nurl" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 554                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Link to the profile photo"],
 555                         "connect" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 556                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 557                         "updated" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 558                         "last_contact" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 559                         "last_failure" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 560                         "last_discovery" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last contact discovery"],
 561                         "archive_date" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 562                         "archived" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 563                         "location" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 564                         "about" => ["type" => "text", "comment" => ""],
 565                         "keywords" => ["type" => "text", "comment" => "puplic keywords (interests)"],
 566                         "gender" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => "Deprecated"],
 567                         "birthday" => ["type" => "varchar(32)", "not null" => "1", "default" => DBA::NULL_DATE, "comment" => ""],
 568                         "community" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 if contact is forum account"],
 569                         "contact-type" => ["type" => "tinyint", "not null" => "1", "default" => "-1", "comment" => ""],
 570                         "hide" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 = should be hidden from search"],
 571                         "nsfw" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 = contact posts nsfw content"],
 572                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "social network protocol"],
 573                         "addr" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 574                         "notify" => ["type" => "varchar(255)", "comment" => ""],
 575                         "alias" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 576                         "generation" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 577                         "server_url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "baseurl of the contacts server"],
 578                         "gsid" => ["type" => "int unsigned", "foreign" => ["gserver" => "id", "on delete" => "restrict"], "comment" => "Global Server ID"],
 579                 ],
 580                 "indexes" => [
 581                         "PRIMARY" => ["id"],
 582                         "nurl" => ["UNIQUE", "nurl(190)"],
 583                         "name" => ["name(64)"],
 584                         "nick" => ["nick(32)"],
 585                         "addr" => ["addr(64)"],
 586                         "hide_network_updated" => ["hide", "network", "updated"],
 587                         "updated" => ["updated"],
 588                         "gsid" => ["gsid"]
 589                 ]
 590         ],
 591         "gfollower" => [
 592                 "comment" => "Followers of global contacts",
 593                 "fields" => [
 594                         "gcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["gcontact" => "id"], "comment" => "global contact"],
 595                         "follower-gcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["gcontact" => "id"], "comment" => "global contact of the follower"],
 596                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 indicates that the connection has been deleted"],
 597                 ],
 598                 "indexes" => [
 599                         "PRIMARY" => ["gcid", "follower-gcid"],
 600                         "follower-gcid" => ["follower-gcid"],
 601                 ]
 602         ],
 603         "glink" => [
 604                 "comment" => "'friends of friends' linkages derived from poco",
 605                 "fields" => [
 606                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 607                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
 608                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 609                         "gcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gcontact" => "id"], "comment" => ""],
 610                         "zcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gcontact" => "id"], "comment" => ""],
 611                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 612                 ],
 613                 "indexes" => [
 614                         "PRIMARY" => ["id"],
 615                         "cid_uid_gcid_zcid" => ["UNIQUE", "cid", "uid", "gcid", "zcid"],
 616                         "gcid" => ["gcid"],
 617                 ]
 618         ],
 619         "group" => [
 620                 "comment" => "privacy groups, group info",
 621                 "fields" => [
 622                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 623                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 624                         "visible" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 indicates the member list is not private"],
 625                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 indicates the group has been deleted"],
 626                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "human readable name of group"],
 627                 ],
 628                 "indexes" => [
 629                         "PRIMARY" => ["id"],
 630                         "uid" => ["uid"],
 631                 ]
 632         ],
 633         "group_member" => [
 634                 "comment" => "privacy groups, member info",
 635                 "fields" => [
 636                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 637                         "gid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["group" => "id"], "comment" => "groups.id of the associated group"],
 638                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id of the member assigned to the associated group"],
 639                 ],
 640                 "indexes" => [
 641                         "PRIMARY" => ["id"],
 642                         "contactid" => ["contact-id"],
 643                         "gid_contactid" => ["UNIQUE", "gid", "contact-id"],
 644                 ]
 645         ],
 646         "gserver-tag" => [
 647                 "comment" => "Tags that the server has subscribed",
 648                 "fields" => [
 649                         "gserver-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gserver" => "id"], "primary" => "1",
 650                                 "comment" => "The id of the gserver"],
 651                         "tag" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "primary" => "1", "comment" => "Tag that the server has subscribed"],
 652                 ],
 653                 "indexes" => [
 654                         "PRIMARY" => ["gserver-id", "tag"],
 655                         "tag" => ["tag"],
 656                 ]
 657         ],
 658         "hook" => [
 659                 "comment" => "addon hook registry",
 660                 "fields" => [
 661                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 662                         "hook" => ["type" => "varbinary(100)", "not null" => "1", "default" => "", "comment" => "name of hook"],
 663                         "file" => ["type" => "varbinary(200)", "not null" => "1", "default" => "", "comment" => "relative filename of hook handler"],
 664                         "function" => ["type" => "varbinary(200)", "not null" => "1", "default" => "", "comment" => "function name of hook handler"],
 665                         "priority" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => "not yet implemented - can be used to sort conflicts in hook handling by calling handlers in priority order"],
 666                 ],
 667                 "indexes" => [
 668                         "PRIMARY" => ["id"],
 669                         "hook_file_function" => ["UNIQUE", "hook", "file", "function"],
 670                 ]
 671         ],
 672         "inbox-status" => [
 673                 "comment" => "Status of ActivityPub inboxes",
 674                 "fields" => [
 675                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "URL of the inbox"],
 676                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Creation date of this entry"],
 677                         "success" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last successful delivery"],
 678                         "failure" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last failed delivery"],
 679                         "previous" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Previous delivery date"],
 680                         "archive" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Is the inbox archived?"],
 681                         "shared" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Is it a shared inbox?"]
 682                 ],
 683                 "indexes" => [
 684                         "PRIMARY" => ["url"]
 685                 ]
 686         ],
 687         "intro" => [
 688                 "comment" => "",
 689                 "fields" => [
 690                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 691                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 692                         "fid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["fcontact" => "id"], "comment" => ""],
 693                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
 694                         "knowyou" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 695                         "duplex" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 696                         "note" => ["type" => "text", "comment" => ""],
 697                         "hash" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 698                         "datetime" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 699                         "blocked" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => ""],
 700                         "ignore" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 701                 ],
 702                 "indexes" => [
 703                         "PRIMARY" => ["id"],
 704                 ]
 705         ],
 706         "item" => [
 707                 "comment" => "Structure for all posts",
 708                 "fields" => [
 709                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "relation" => ["thread" => "iid"]],
 710                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this item"],
 711                         "uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 712                         "uri-id" => ["type" => "int unsigned", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 713                         "uri-hash" => ["type" => "varchar(80)", "not null" => "1", "default" => "", "comment" => "RIPEMD-128 hash from uri"],
 714                         "parent" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => "item.id of the parent to this item if it is a reply of some form; otherwise this must be set to the id of this item"],
 715                         "parent-uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "uri of the parent to this item"],
 716                         "parent-uri-id" => ["type" => "int unsigned", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table that contains the parent uri"],
 717                         "thr-parent" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "If the parent of this item is not the top-level item in the conversation, the uri of the immediate parent; otherwise set to parent-uri"],
 718                         "thr-parent-id" => ["type" => "int unsigned", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table that contains the thread parent uri"],
 719                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Creation timestamp."],
 720                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last edit (default is created)"],
 721                         "commented" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last comment/reply to this item"],
 722                         "received" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime"],
 723                         "changed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date that something in the conversation changed, indicating clients should fetch the conversation again"],
 724                         "gravity" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 725                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Network from where the item comes from"],
 726                         "owner-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Link to the contact table with uid=0 of the owner of this item"],
 727                         "author-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Link to the contact table with uid=0 of the author of this item"],
 728                         "icid" => ["type" => "int unsigned", "relation" => ["item-content" => "id"], "comment" => "Id of the item-content table entry that contains the whole item content"],
 729                         "iaid" => ["type" => "int unsigned", "relation" => ["item-activity" => "id"], "comment" => "Id of the item-activity table entry that contains the activity data"],
 730                         "vid" => ["type" => "smallint unsigned", "relation" => ["verb" => "id"], "comment" => "Id of the verb table entry that contains the activity verbs"],
 731                         "extid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 732                         "post-type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "Post type (personal note, bookmark, ...)"],
 733                         "global" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 734                         "private" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "0=public, 1=private, 2=unlisted"],
 735                         "visible" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 736                         "moderated" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 737                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "item has been deleted"],
 738                         // User specific fields. Eventually they will move to user-item
 739                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner id which owns this copy of the item"],
 740                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id"],
 741                         "wall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "This item was posted to the wall of uid"],
 742                         "origin" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "item originated at this site"],
 743                         "pubmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 744                         "starred" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "item has been favourited"],
 745                         "unseen" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => "item has not been seen"],
 746                         "mention" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "The owner of this item was mentioned in it"],
 747                         "forum_mode" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 748                         "psid" => ["type" => "int unsigned", "foreign" => ["permissionset" => "id", "on delete" => "restrict"], "comment" => "ID of the permission set of this post"],
 749                         // It has to be decided whether these fields belong to the user or the structure
 750                         "resource-id" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => "Used to link other tables to items, it identifies the linked resource (e.g. photo) and if set must also set resource_type"],
 751                         "event-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["event" => "id"], "comment" => "Used to link to the event.id"],
 752                         // Could possibly be replaced by the "attach" table?
 753                         "attach" => ["type" => "mediumtext", "comment" => "JSON structure representing attachments to this item"],
 754                         // Deprecated fields. Will be removed in upcoming versions
 755                         "allow_cid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 756                         "allow_gid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 757                         "deny_cid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 758                         "deny_gid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 759                         "postopts" => ["type" => "text", "comment" => "Deprecated"],
 760                         "inform" => ["type" => "mediumtext", "comment" => "Deprecated"],
 761                         "type" => ["type" => "varchar(20)", "comment" => "Deprecated"],
 762                         "bookmark" => ["type" => "boolean", "comment" => "Deprecated"],
 763                         "file" => ["type" => "mediumtext", "comment" => "Deprecated"],
 764                         "location" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 765                         "coord" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 766                         "tag" => ["type" => "mediumtext", "comment" => "Deprecated"],
 767                         "plink" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 768                         "title" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 769                         "content-warning" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 770                         "body" => ["type" => "mediumtext", "comment" => "Deprecated"],
 771                         "app" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 772                         "verb" => ["type" => "varchar(100)", "comment" => "Deprecated"],
 773                         "object-type" => ["type" => "varchar(100)", "comment" => "Deprecated"],
 774                         "object" => ["type" => "text", "comment" => "Deprecated"],
 775                         "target-type" => ["type" => "varchar(100)", "comment" => "Deprecated"],
 776                         "target" => ["type" => "text", "comment" => "Deprecated"],
 777                         "author-name" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 778                         "author-link" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 779                         "author-avatar" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 780                         "owner-name" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 781                         "owner-link" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 782                         "owner-avatar" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 783                         "rendered-hash" => ["type" => "varchar(32)", "comment" => "Deprecated"],
 784                         "rendered-html" => ["type" => "mediumtext", "comment" => "Deprecated"],
 785                 ],
 786                 "indexes" => [
 787                         "PRIMARY" => ["id"],
 788                         "guid" => ["guid(191)"],
 789                         "uri" => ["uri(191)"],
 790                         "parent" => ["parent"],
 791                         "parent-uri" => ["parent-uri(191)"],
 792                         "extid" => ["extid(191)"],
 793                         "uid_id" => ["uid", "id"],
 794                         "uid_contactid_id" => ["uid", "contact-id", "id"],
 795                         "uid_received" => ["uid", "received"],
 796                         "uid_commented" => ["uid", "commented"],
 797                         "uid_unseen_contactid" => ["uid", "unseen", "contact-id"],
 798                         "uid_network_received" => ["uid", "network", "received"],
 799                         "uid_network_commented" => ["uid", "network", "commented"],
 800                         "uid_thrparent" => ["uid", "thr-parent(190)"],
 801                         "uid_parenturi" => ["uid", "parent-uri(190)"],
 802                         "uid_contactid_received" => ["uid", "contact-id", "received"],
 803                         "authorid_received" => ["author-id", "received"],
 804                         "ownerid" => ["owner-id"],
 805                         "contact-id" => ["contact-id"],
 806                         "uid_uri" => ["uid", "uri(190)"],
 807                         "resource-id" => ["resource-id"],
 808                         "deleted_changed" => ["deleted", "changed"],
 809                         "uid_wall_changed" => ["uid", "wall", "changed"],
 810                         "mention_uid_id" => ["mention", "uid", "id"],
 811                         "uid_eventid" => ["uid", "event-id"],
 812                         "icid" => ["icid"],
 813                         "iaid" => ["iaid"],
 814                         "psid_wall" => ["psid", "wall"],
 815                         "uri-id" => ["uri-id"],
 816                         "parent-uri-id" => ["parent-uri-id"],
 817                         "thr-parent-id" => ["thr-parent-id"],
 818                 ]
 819         ],
 820         "item-activity" => [
 821                 "comment" => "Activities for items",
 822                 "fields" => [
 823                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1"],
 824                         "uri" => ["type" => "varchar(255)", "comment" => ""],
 825                         "uri-id" => ["type" => "int unsigned", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 826                         "uri-hash" => ["type" => "varchar(80)", "not null" => "1", "default" => "", "comment" => "RIPEMD-128 hash from uri"],
 827                         "activity" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""]
 828                 ],
 829                 "indexes" => [
 830                         "PRIMARY" => ["id"],
 831                         "uri-hash" => ["UNIQUE", "uri-hash"],
 832                         "uri" => ["uri(191)"],
 833                         "uri-id" => ["uri-id"]
 834                 ]
 835         ],
 836         "item-content" => [
 837                 "comment" => "Content for all posts",
 838                 "fields" => [
 839                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1"],
 840                         "uri" => ["type" => "varchar(255)", "comment" => ""],
 841                         "uri-id" => ["type" => "int unsigned", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 842                         "uri-plink-hash" => ["type" => "varchar(80)", "not null" => "1", "default" => "", "comment" => "RIPEMD-128 hash from uri"],
 843                         "title" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "item title"],
 844                         "content-warning" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 845                         "body" => ["type" => "mediumtext", "comment" => "item body content"],
 846                         "location" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "text location where this item originated"],
 847                         "coord" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "longitude/latitude pair representing location where this item originated"],
 848                         "language" => ["type" => "text", "comment" => "Language information about this post"],
 849                         "app" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "application which generated this item"],
 850                         "rendered-hash" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => ""],
 851                         "rendered-html" => ["type" => "mediumtext", "comment" => "item.body converted to html"],
 852                         "object-type" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => "ActivityStreams object type"],
 853                         "object" => ["type" => "text", "comment" => "JSON encoded object structure unless it is an implied object (normal post)"],
 854                         "target-type" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => "ActivityStreams target type if applicable (URI)"],
 855                         "target" => ["type" => "text", "comment" => "JSON encoded target structure if used"],
 856                         "plink" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "permalink or URL to a displayable copy of the message at its source"],
 857                         "verb" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => "ActivityStreams verb"]
 858                 ],
 859                 "indexes" => [
 860                         "PRIMARY" => ["id"],
 861                         "uri-plink-hash" => ["UNIQUE", "uri-plink-hash"],
 862                         "uri" => ["uri(191)"],
 863                         "plink" => ["plink(191)"],
 864                         "uri-id" => ["uri-id"]
 865                 ]
 866         ],
 867         "locks" => [
 868                 "comment" => "",
 869                 "fields" => [
 870                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 871                         "name" => ["type" => "varchar(128)", "not null" => "1", "default" => "", "comment" => ""],
 872                         "locked" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 873                         "pid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "Process ID"],
 874                         "expires" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of cache expiration"],
 875                 ],
 876                 "indexes" => [
 877                         "PRIMARY" => ["id"],
 878                         "name_expires" => ["name", "expires"]
 879                 ]
 880         ],
 881         "mail" => [
 882                 "comment" => "private messages",
 883                 "fields" => [
 884                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 885                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 886                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this private message"],
 887                         "from-name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "name of the sender"],
 888                         "from-photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "contact photo link of the sender"],
 889                         "from-url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "profile linke of the sender"],
 890                         "contact-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "relation" => ["contact" => "id"], "comment" => "contact.id"],
 891                         "convid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["conv" => "id"], "comment" => "conv.id"],
 892                         "title" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 893                         "body" => ["type" => "mediumtext", "comment" => ""],
 894                         "seen" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if message visited it is 1"],
 895                         "reply" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 896                         "replied" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 897                         "unknown" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if sender not in the contact table this is 1"],
 898                         "uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 899                         "parent-uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 900                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation time of the private message"],
 901                 ],
 902                 "indexes" => [
 903                         "PRIMARY" => ["id"],
 904                         "uid_seen" => ["uid", "seen"],
 905                         "convid" => ["convid"],
 906                         "uri" => ["uri(64)"],
 907                         "parent-uri" => ["parent-uri(64)"],
 908                         "contactid" => ["contact-id(32)"],
 909                 ]
 910         ],
 911         "mailacct" => [
 912                 "comment" => "Mail account data for fetching mails",
 913                 "fields" => [
 914                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 915                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 916                         "server" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 917                         "port" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 918                         "ssltype" => ["type" => "varchar(16)", "not null" => "1", "default" => "", "comment" => ""],
 919                         "mailbox" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 920                         "user" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 921                         "pass" => ["type" => "text", "comment" => ""],
 922                         "reply_to" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 923                         "action" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 924                         "movetofolder" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 925                         "pubmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 926                         "last_check" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 927                 ],
 928                 "indexes" => [
 929                         "PRIMARY" => ["id"],
 930                 ]
 931         ],
 932         "manage" => [
 933                 "comment" => "table of accounts that can manage each other",
 934                 "fields" => [
 935                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 936                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 937                         "mid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 938                 ],
 939                 "indexes" => [
 940                         "PRIMARY" => ["id"],
 941                         "uid_mid" => ["UNIQUE", "uid", "mid"],
 942                 ]
 943         ],
 944         "notify" => [
 945                 "comment" => "notifications",
 946                 "fields" => [
 947                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 948                         "type" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 949                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 950                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 951                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 952                         "date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 953                         "msg" => ["type" => "mediumtext", "comment" => ""],
 954                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 955                         "link" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 956                         "iid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => "item.id"],
 957                         "parent" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => ""],
 958                         "uri-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Item-uri id of the related post"],
 959                         "parent-uri-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Item-uri id of the parent of the related post"],
 960                         "seen" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 961                         "verb" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => ""],
 962                         "otype" => ["type" => "varchar(10)", "not null" => "1", "default" => "", "comment" => ""],
 963                         "name_cache" => ["type" => "tinytext", "comment" => "Cached bbcode parsing of name"],
 964                         "msg_cache" => ["type" => "mediumtext", "comment" => "Cached bbcode parsing of msg"]
 965                 ],
 966                 "indexes" => [
 967                         "PRIMARY" => ["id"],
 968                         "seen_uid_date" => ["seen", "uid", "date"],
 969                         "uid_date" => ["uid", "date"],
 970                         "uid_type_link" => ["uid", "type", "link(190)"],
 971                 ]
 972         ],
 973         "notify-threads" => [
 974                 "comment" => "",
 975                 "fields" => [
 976                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 977                         "notify-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["notify" => "id"], "comment" => ""],
 978                         "master-parent-item" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => ""],
 979                         "master-parent-uri-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Item-uri id of the parent of the related post"],
 980                         "parent-item" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 981                         "receiver-uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"],
 982                                 "comment" => "User id"],
 983                 ],
 984                 "indexes" => [
 985                         "PRIMARY" => ["id"],
 986                         "master-parent-uri-id" => ["master-parent-uri-id"],
 987                 ]
 988         ],
 989         "oembed" => [
 990                 "comment" => "cache for OEmbed queries",
 991                 "fields" => [
 992                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "page url"],
 993                         "maxwidth" => ["type" => "mediumint unsigned", "not null" => "1", "primary" => "1", "comment" => "Maximum width passed to Oembed"],
 994                         "content" => ["type" => "mediumtext", "comment" => "OEmbed data of the page"],
 995                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of creation"],
 996                 ],
 997                 "indexes" => [
 998                         "PRIMARY" => ["url", "maxwidth"],
 999                         "created" => ["created"],
1000                 ]
1001         ],
1002         "openwebauth-token" => [
1003                 "comment" => "Store OpenWebAuth token to verify contacts",
1004                 "fields" => [
1005                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1006                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1007                         "type" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => "Verify type"],
1008                         "token" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A generated token"],
1009                         "meta" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1010                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of creation"],
1011                 ],
1012                 "indexes" => [
1013                         "PRIMARY" => ["id"],
1014                 ]
1015         ],
1016         "parsed_url" => [
1017                 "comment" => "cache for 'parse_url' queries",
1018                 "fields" => [
1019                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "page url"],
1020                         "guessing" => ["type" => "boolean", "not null" => "1", "default" => "0", "primary" => "1", "comment" => "is the 'guessing' mode active?"],
1021                         "oembed" => ["type" => "boolean", "not null" => "1", "default" => "0", "primary" => "1", "comment" => "is the data the result of oembed?"],
1022                         "content" => ["type" => "mediumtext", "comment" => "page data"],
1023                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of creation"],
1024                 ],
1025                 "indexes" => [
1026                         "PRIMARY" => ["url", "guessing", "oembed"],
1027                         "created" => ["created"],
1028                 ]
1029         ],
1030         "participation" => [
1031                 "comment" => "Storage for participation messages from Diaspora",
1032                 "fields" => [
1033                         "iid" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "relation" => ["item" => "id"], "comment" => ""],
1034                         "server" => ["type" => "varchar(60)", "not null" => "1", "primary" => "1", "comment" => ""],
1035                         "cid" => ["type" => "int unsigned", "not null" => "1", "relation" => ["contact" => "id"], "comment" => ""],
1036                         "fid" => ["type" => "int unsigned", "not null" => "1", "relation" => ["fcontact" => "id"], "comment" => ""],
1037                 ],
1038                 "indexes" => [
1039                         "PRIMARY" => ["iid", "server"],
1040                         "cid" => ["cid"],
1041                         "fid" => ["fid"]
1042                 ]
1043         ],
1044         "pconfig" => [
1045                 "comment" => "personal (per user) configuration storage",
1046                 "fields" => [
1047                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
1048                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1049                         "cat" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
1050                         "k" => ["type" => "varbinary(100)", "not null" => "1", "default" => "", "comment" => ""],
1051                         "v" => ["type" => "mediumtext", "comment" => ""],
1052                 ],
1053                 "indexes" => [
1054                         "PRIMARY" => ["id"],
1055                         "uid_cat_k" => ["UNIQUE", "uid", "cat", "k"],
1056                 ]
1057         ],
1058         "photo" => [
1059                 "comment" => "photo storage",
1060                 "fields" => [
1061                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1062                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
1063                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id"],
1064                         "guid" => ["type" => "char(16)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this photo"],
1065                         "resource-id" => ["type" => "char(32)", "not null" => "1", "default" => "", "comment" => ""],
1066                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation date"],
1067                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "last edited date"],
1068                         "title" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1069                         "desc" => ["type" => "text", "comment" => ""],
1070                         "album" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "The name of the album to which the photo belongs"],
1071                         "filename" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1072                         "type" => ["type" => "varchar(30)", "not null" => "1", "default" => "image/jpeg"],
1073                         "height" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1074                         "width" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1075                         "datasize" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1076                         "data" => ["type" => "mediumblob", "not null" => "1", "comment" => ""],
1077                         "scale" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1078                         "profile" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1079                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>'"],
1080                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
1081                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
1082                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
1083                         "accessible" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Make photo publicly accessible, ignoring permissions"],
1084                         "backend-class" => ["type" => "tinytext", "comment" => "Storage backend class"],
1085                         "backend-ref" => ["type" => "text", "comment" => "Storage backend data reference"],
1086                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""]
1087                 ],
1088                 "indexes" => [
1089                         "PRIMARY" => ["id"],
1090                         "contactid" => ["contact-id"],
1091                         "uid_contactid" => ["uid", "contact-id"],
1092                         "uid_profile" => ["uid", "profile"],
1093                         "uid_album_scale_created" => ["uid", "album(32)", "scale", "created"],
1094                         "uid_album_resource-id_created" => ["uid", "album(32)", "resource-id", "created"],
1095                         "resource-id" => ["resource-id"],
1096                 ]
1097         ],
1098         "poll" => [
1099                 "comment" => "Currently unused table for storing poll results",
1100                 "fields" => [
1101                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
1102                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1103                         "q0" => ["type" => "text", "comment" => ""],
1104                         "q1" => ["type" => "text", "comment" => ""],
1105                         "q2" => ["type" => "text", "comment" => ""],
1106                         "q3" => ["type" => "text", "comment" => ""],
1107                         "q4" => ["type" => "text", "comment" => ""],
1108                         "q5" => ["type" => "text", "comment" => ""],
1109                         "q6" => ["type" => "text", "comment" => ""],
1110                         "q7" => ["type" => "text", "comment" => ""],
1111                         "q8" => ["type" => "text", "comment" => ""],
1112                         "q9" => ["type" => "text", "comment" => ""],
1113                 ],
1114                 "indexes" => [
1115                         "PRIMARY" => ["id"],
1116                         "uid" => ["uid"],
1117                 ]
1118         ],
1119         "poll_result" => [
1120                 "comment" => "data for polls - currently unused",
1121                 "fields" => [
1122                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1123                         "poll_id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["poll" => "id"]],
1124                         "choice" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1125                 ],
1126                 "indexes" => [
1127                         "PRIMARY" => ["id"],
1128                         "poll_id" => ["poll_id"],
1129                 ]
1130         ],
1131         "post-category" => [
1132                 "comment" => "post relation to categories",
1133                 "fields" => [
1134                         "uri-id" => ["type" => "int unsigned", "not null" => "1", "primary" => "1",  "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
1135                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["user" => "uid"], "comment" => "User id"],
1136                         "type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "primary" => "1", "comment" => ""],
1137                         "tid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "foreign" => ["tag" => "id", "on delete" => "restrict"], "comment" => ""],
1138                 ],
1139                 "indexes" => [
1140                         "PRIMARY" => ["uri-id", "uid", "type", "tid"],
1141                         "uri-id" => ["tid"]
1142                 ]
1143         ],
1144         "post-delivery-data" => [
1145                 "comment" => "Delivery data for items",
1146                 "fields" => [
1147                         "uri-id" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
1148                         "postopts" => ["type" => "text", "comment" => "External post connectors add their network name to this comma-separated string to identify that they should be delivered to these networks during delivery"],
1149                         "inform" => ["type" => "mediumtext", "comment" => "Additional receivers of the linked item"],
1150                         "queue_count" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Initial number of delivery recipients, used as item.delivery_queue_count"],
1151                         "queue_done" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries, used as item.delivery_queue_done"],
1152                         "queue_failed" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of unsuccessful deliveries, used as item.delivery_queue_failed"],
1153                         "activitypub" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via ActivityPub"],
1154                         "dfrn" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via DFRN"],
1155                         "legacy_dfrn" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via legacy DFRN"],
1156                         "diaspora" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via Diaspora"],
1157                         "ostatus" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via OStatus"],
1158                 ],
1159                 "indexes" => [
1160                         "PRIMARY" => ["uri-id"],
1161                 ]
1162         ],
1163         "post-tag" => [
1164                 "comment" => "post relation to tags",
1165                 "fields" => [
1166                         "uri-id" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
1167                         "type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "primary" => "1", "comment" => ""],
1168                         "tid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "foreign" => ["tag" => "id", "on delete" => "restrict"], "comment" => ""],
1169                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "foreign" => ["contact" => "id", "on delete" => "restrict"], "comment" => "Contact id of the mentioned public contact"],
1170                 ],
1171                 "indexes" => [
1172                         "PRIMARY" => ["uri-id", "type", "tid", "cid"],
1173                         "tid" => ["tid"],
1174                         "cid" => ["cid"]
1175                 ]
1176         ],
1177         "process" => [
1178                 "comment" => "Currently running system processes",
1179                 "fields" => [
1180                         "pid" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "comment" => ""],
1181                         "command" => ["type" => "varbinary(32)", "not null" => "1", "default" => "", "comment" => ""],
1182                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1183                 ],
1184                 "indexes" => [
1185                         "PRIMARY" => ["pid"],
1186                         "command" => ["command"],
1187                 ]
1188         ],
1189         "profile" => [
1190                 "comment" => "user profiles data",
1191                 "fields" => [
1192                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1193                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
1194                         "profile-name" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1195                         "is-default" => ["type" => "boolean", "comment" => "Deprecated"],
1196                         "hide-friends" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Hide friend list from viewers of this profile"],
1197                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1198                         "pdesc" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1199                         "dob" => ["type" => "varchar(32)", "not null" => "1", "default" => "0000-00-00", "comment" => "Day of birth"],
1200                         "address" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1201                         "locality" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1202                         "region" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1203                         "postal-code" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => ""],
1204                         "country-name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1205                         "hometown" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1206                         "gender" => ["type" => "varchar(32)", "comment" => "Deprecated"],
1207                         "marital" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1208                         "with" => ["type" => "text", "comment" => "Deprecated"],
1209                         "howlong" => ["type" => "datetime", "comment" => "Deprecated"],
1210                         "sexual" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1211                         "politic" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1212                         "religion" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1213                         "pub_keywords" => ["type" => "text", "comment" => ""],
1214                         "prv_keywords" => ["type" => "text", "comment" => ""],
1215                         "likes" => ["type" => "text", "comment" => "Deprecated"],
1216                         "dislikes" => ["type" => "text", "comment" => "Deprecated"],
1217                         "about" => ["type" => "text", "comment" => "Profile description"],
1218                         "summary" => ["type" => "varchar(255)", "comment" => "Deprecated"],
1219                         "music" => ["type" => "text", "comment" => "Deprecated"],
1220                         "book" => ["type" => "text", "comment" => "Deprecated"],
1221                         "tv" => ["type" => "text", "comment" => "Deprecated"],
1222                         "film" => ["type" => "text", "comment" => "Deprecated"],
1223                         "interest" => ["type" => "text", "comment" => "Deprecated"],
1224                         "romance" => ["type" => "text", "comment" => "Deprecated"],
1225                         "work" => ["type" => "text", "comment" => "Deprecated"],
1226                         "education" => ["type" => "text", "comment" => "Deprecated"],
1227                         "contact" => ["type" => "text", "comment" => "Deprecated"],
1228                         "homepage" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1229                         "xmpp" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1230                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1231                         "thumb" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1232                         "publish" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "publish default profile in local directory"],
1233                         "net-publish" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "publish profile in global directory"],
1234                 ],
1235                 "indexes" => [
1236                         "PRIMARY" => ["id"],
1237                         "uid_is-default" => ["uid", "is-default"],
1238                         "pub_keywords" => ["FULLTEXT", "pub_keywords"],
1239                 ]
1240         ],
1241         "profile_check" => [
1242                 "comment" => "DFRN remote auth use",
1243                 "fields" => [
1244                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1245                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1246                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id"],
1247                         "dfrn_id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1248                         "sec" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1249                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1250                 ],
1251                 "indexes" => [
1252                         "PRIMARY" => ["id"],
1253                 ]
1254         ],
1255         "profile_field" => [
1256                 "comment" => "Custom profile fields",
1257                 "fields" => [
1258                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1259                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner user id"],
1260                         "order" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "1", "comment" => "Field ordering per user"],
1261                         "psid" => ["type" => "int unsigned", "foreign" => ["permissionset" => "id", "on delete" => "restrict"], "comment" => "ID of the permission set of this profile field - 0 = public"],
1262                         "label" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Label of the field"],
1263                         "value" => ["type" => "text", "comment" => "Value of the field"],
1264                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation time"],
1265                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "last edit time"],
1266                 ],
1267                 "indexes" => [
1268                         "PRIMARY" => ["id"],
1269                         "uid" => ["uid"],
1270                         "order" => ["order"],
1271                         "psid" => ["psid"],
1272                 ]
1273         ],
1274         "push_subscriber" => [
1275                 "comment" => "Used for OStatus: Contains feed subscribers",
1276                 "fields" => [
1277                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1278                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1279                         "callback_url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1280                         "topic" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1281                         "nickname" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1282                         "push" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => "Retrial counter"],
1283                         "last_update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last successful trial"],
1284                         "next_try" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Next retrial date"],
1285                         "renewed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last subscription renewal"],
1286                         "secret" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1287                 ],
1288                 "indexes" => [
1289                         "PRIMARY" => ["id"],
1290                         "next_try" => ["next_try"],
1291                 ]
1292         ],
1293         "register" => [
1294                 "comment" => "registrations requiring admin approval",
1295                 "fields" => [
1296                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1297                         "hash" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1298                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1299                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1300                         "password" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1301                         "language" => ["type" => "varchar(16)", "not null" => "1", "default" => "", "comment" => ""],
1302                         "note" => ["type" => "text", "comment" => ""],
1303                 ],
1304                 "indexes" => [
1305                         "PRIMARY" => ["id"],
1306                 ]
1307         ],
1308         "search" => [
1309                 "comment" => "",
1310                 "fields" => [
1311                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1312                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1313                         "term" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1314                 ],
1315                 "indexes" => [
1316                         "PRIMARY" => ["id"],
1317                         "uid" => ["uid"],
1318                 ]
1319         ],
1320         "session" => [
1321                 "comment" => "web session storage",
1322                 "fields" => [
1323                         "id" => ["type" => "bigint unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1324                         "sid" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => ""],
1325                         "data" => ["type" => "text", "comment" => ""],
1326                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1327                 ],
1328                 "indexes" => [
1329                         "PRIMARY" => ["id"],
1330                         "sid" => ["sid(64)"],
1331                         "expire" => ["expire"],
1332                 ]
1333         ],
1334         "storage" => [
1335                 "comment" => "Data stored by Database storage backend",
1336                 "fields" => [
1337                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "Auto incremented image data id"],
1338                         "data" => ["type" => "longblob", "not null" => "1", "comment" => "file data"]
1339                 ],
1340                 "indexes" => [
1341                         "PRIMARY" => ["id"]
1342                 ]
1343         ],
1344         "thread" => [
1345                 "comment" => "Thread related data",
1346                 "fields" => [
1347                         "iid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["item" => "id"],
1348                                 "comment" => "sequential ID"],
1349                         "uri-id" => ["type" => "int unsigned", "foreign" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
1350                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1351                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
1352                         "owner-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Item owner"],
1353                         "author-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Item author"],
1354                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1355                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1356                         "commented" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1357                         "received" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1358                         "changed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1359                         "wall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1360                         "private" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "0=public, 1=private, 2=unlisted"],
1361                         "pubmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1362                         "moderated" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1363                         "visible" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1364                         "starred" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1365                         "ignored" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1366                         "post-type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "Post type (personal note, bookmark, ...)"],
1367                         "unseen" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => ""],
1368                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1369                         "origin" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1370                         "forum_mode" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1371                         "mention" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1372                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => ""],
1373                         "bookmark" => ["type" => "boolean", "comment" => ""],
1374                 ],
1375                 "indexes" => [
1376                         "PRIMARY" => ["iid"],
1377                         "uid_network_commented" => ["uid", "network", "commented"],
1378                         "uid_network_received" => ["uid", "network", "received"],
1379                         "uid_contactid_commented" => ["uid", "contact-id", "commented"],
1380                         "uid_contactid_received" => ["uid", "contact-id", "received"],
1381                         "contactid" => ["contact-id"],
1382                         "ownerid" => ["owner-id"],
1383                         "authorid" => ["author-id"],
1384                         "uid_received" => ["uid", "received"],
1385                         "uid_commented" => ["uid", "commented"],
1386                         "uid_wall_received" => ["uid", "wall", "received"],
1387                         "private_wall_origin_commented" => ["private", "wall", "origin", "commented"],
1388                         "uri-id" => ["uri-id"],
1389                 ]
1390         ],
1391         "tokens" => [
1392                 "comment" => "OAuth usage",
1393                 "fields" => [
1394                         "id" => ["type" => "varchar(40)", "not null" => "1", "primary" => "1", "comment" => ""],
1395                         "secret" => ["type" => "text", "comment" => ""],
1396                         "client_id" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "foreign" => ["clients" => "client_id"]],
1397                         "expires" => ["type" => "int", "not null" => "1", "default" => "0", "comment" => ""],
1398                         "scope" => ["type" => "varchar(200)", "not null" => "1", "default" => "", "comment" => ""],
1399                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1400                 ],
1401                 "indexes" => [
1402                         "PRIMARY" => ["id"],
1403                         "client_id" => ["client_id"]
1404                 ]
1405         ],
1406         "user" => [
1407                 "comment" => "The local users",
1408                 "fields" => [
1409                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1410                         "parent-uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"],
1411                                 "comment" => "The parent user that has full control about this user"],
1412                         "guid" => ["type" => "varchar(64)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this user"],
1413                         "username" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name that this user is known by"],
1414                         "password" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "encrypted password"],
1415                         "legacy_password" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Is the password hash double-hashed?"],
1416                         "nickname" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "nick- and user name"],
1417                         "email" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "the users email address"],
1418                         "openid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1419                         "timezone" => ["type" => "varchar(128)", "not null" => "1", "default" => "", "comment" => "PHP-legal timezone"],
1420                         "language" => ["type" => "varchar(32)", "not null" => "1", "default" => "en", "comment" => "default language"],
1421                         "register_date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp of registration"],
1422                         "login_date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp of last login"],
1423                         "default-location" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Default for item.location"],
1424                         "allow_location" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 allows to display the location"],
1425                         "theme" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "user theme preference"],
1426                         "pubkey" => ["type" => "text", "comment" => "RSA public key 4096 bit"],
1427                         "prvkey" => ["type" => "text", "comment" => "RSA private key 4096 bit"],
1428                         "spubkey" => ["type" => "text", "comment" => ""],
1429                         "sprvkey" => ["type" => "text", "comment" => ""],
1430                         "verified" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "user is verified through email"],
1431                         "blocked" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 for user is blocked"],
1432                         "blockwall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Prohibit contacts to post to the profile page of the user"],
1433                         "hidewall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Hide profile details from unkown viewers"],
1434                         "blocktags" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Prohibit contacts to tag the post of this user"],
1435                         "unkmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Permit unknown people to send private mails to this user"],
1436                         "cntunkmail" => ["type" => "int unsigned", "not null" => "1", "default" => "10", "comment" => ""],
1437                         "notify-flags" => ["type" => "smallint unsigned", "not null" => "1", "default" => "65535", "comment" => "email notification options"],
1438                         "page-flags" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "page/profile type"],
1439                         "account-type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1440                         "prvnets" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1441                         "pwdreset" => ["type" => "varchar(255)", "comment" => "Password reset request token"],
1442                         "pwdreset_time" => ["type" => "datetime", "comment" => "Timestamp of the last password reset request"],
1443                         "maxreq" => ["type" => "int unsigned", "not null" => "1", "default" => "10", "comment" => ""],
1444                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1445                         "account_removed" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if 1 the account is removed"],
1446                         "account_expired" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1447                         "account_expires_on" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp when account expires and will be deleted"],
1448                         "expire_notification_sent" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp of last warning of account expiration"],
1449                         "def_gid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1450                         "allow_cid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1451                         "allow_gid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1452                         "deny_cid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1453                         "deny_gid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1454                         "openidserver" => ["type" => "text", "comment" => ""],
1455                 ],
1456                 "indexes" => [
1457                         "PRIMARY" => ["uid"],
1458                         "nickname" => ["nickname(32)"],
1459                 ]
1460         ],
1461         "userd" => [
1462                 "comment" => "Deleted usernames",
1463                 "fields" => [
1464                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1465                         "username" => ["type" => "varchar(255)", "not null" => "1", "comment" => ""],
1466                 ],
1467                 "indexes" => [
1468                         "PRIMARY" => ["id"],
1469                         "username" => ["username(32)"],
1470                 ]
1471         ],
1472         "user-contact" => [
1473                 "comment" => "User specific public contact data",
1474                 "fields" => [
1475                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["contact" => "id"], "comment" => "Contact id of the linked public contact"],
1476                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["user" => "uid"], "comment" => "User id"],
1477                         "blocked" => ["type" => "boolean", "comment" => "Contact is completely blocked for this user"],
1478                         "ignored" => ["type" => "boolean", "comment" => "Posts from this contact are ignored"],
1479                         "collapsed" => ["type" => "boolean", "comment" => "Posts from this contact are collapsed"]
1480                 ],
1481                 "indexes" => [
1482                         "PRIMARY" => ["uid", "cid"]
1483                 ]
1484         ],
1485         "user-item" => [
1486                 "comment" => "User specific item data",
1487                 "fields" => [
1488                         "iid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["item" => "id"], "comment" => "Item id"],
1489                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["user" => "uid"], "comment" => "User id"],
1490                         "hidden" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Marker to hide an item from the user"],
1491                         "ignored" => ["type" => "boolean", "comment" => "Ignore this thread if set"],
1492                         "pinned" => ["type" => "boolean", "comment" => "The item is pinned on the profile page"],
1493                         "notification-type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1494                 ],
1495                 "indexes" => [
1496                         "PRIMARY" => ["uid", "iid"],
1497                         "uid_pinned" => ["uid", "pinned"],
1498                         "iid_uid" => ["iid", "uid"]
1499                 ]
1500         ],
1501         "verb" => [
1502                 "comment" => "Activity Verbs",
1503                 "fields" => [
1504                         "id" => ["type" => "smallint unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1"],
1505                         "name" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => ""]
1506                 ],
1507                 "indexes" => [
1508                         "PRIMARY" => ["id"]
1509                 ]
1510         ],
1511         "worker-ipc" => [
1512                 "comment" => "Inter process communication between the frontend and the worker",
1513                 "fields" => [
1514                         "key" => ["type" => "int", "not null" => "1", "primary" => "1", "comment" => ""],
1515                         "jobs" => ["type" => "boolean", "comment" => "Flag for outstanding jobs"],
1516                 ],
1517                 "indexes" => [
1518                         "PRIMARY" => ["key"],
1519                 ],
1520                 "engine" => "MEMORY",
1521         ],
1522         "workerqueue" => [
1523                 "comment" => "Background tasks queue entries",
1524                 "fields" => [
1525                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "Auto incremented worker task id"],
1526                         "parameter" => ["type" => "mediumtext", "comment" => "Task command"],
1527                         "priority" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "Task priority"],
1528                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Creation date"],
1529                         "pid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "Process id of the worker"],
1530                         "executed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Execution date"],
1531                         "next_try" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Next retrial date"],
1532                         "retrial" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => "Retrial counter"],
1533                         "done" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Marked 1 when the task was done - will be deleted later"],
1534                 ],
1535                 "indexes" => [
1536                         "PRIMARY" => ["id"],
1537                         "done_parameter" => ["done", "parameter(64)"],
1538                         "done_executed" => ["done", "executed"],
1539                         "done_priority_created" => ["done", "priority", "created"],
1540                         "done_priority_next_try" => ["done", "priority", "next_try"],
1541                         "done_pid_next_try" => ["done", "pid", "next_try"],
1542                         "done_pid_priority_created" => ["done", "pid", "priority", "created"]
1543                 ]
1544         ],
1545 ];