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