| [group](help/database/db_group) | privacy groups, group info |
| [group_member](help/database/db_group_member) | privacy groups, member info |
| [gserver](help/database/db_gserver) | |
-| [guid](help/database/db_guid) | |
| [hook](help/database/db_hook) | plugin hook registry |
| [intro](help/database/db_intro) | |
| [item](help/database/db_item) | all posts |
| [manage](help/database/db_manage) | table of accounts that can "su" each other |
| [notify](help/database/db_notify) | notifications |
| [notify-threads](help/database/db_notify-threads) | |
+| [oembed](help/database/db_oembed) | cache for OEmbed queries |
+| [parsed_url](help/database/db_parsed_url) | cache for "parse_url" queries |
| [pconfig](help/database/db_pconfig) | personal (per user) configuration storage |
| [photo](help/database/db_photo) | photo storage |
| [poll](help/database/db_poll) | data for polls |
| [term](help/database/db_term) | item taxonomy (categories, tags, etc.) table |
| [thread](help/database/db_thread) | |
| [tokens](help/database/db_tokens) | OAuth usage |
-| [unique_contacts](help/database/db_unique_contacts) | |
| [user](help/database/db_user) | local user table |
| [userd](help/database/db_userd) | |
| [workerqueue](help/database/db_workerqueue) | |