The work to implement T167246: Refactor "user" & "user_text" fields into "actor" reference table has landed in MediaWiki core and related schema changes have been made to the Wiki Replica databases in Cloud Services (see T195747 and T223406). Changes will be propagating across the Wikimedia production wikis soon. The manual pages on mediawiki.org should be updated to help developers, sysadmins, and the Wikimedia technical community understand how the new schema works.
- https://www.mediawiki.org/wiki/Manual:Database_layout
- https://www.mediawiki.org/wiki/File:MediaWiki_database_schema_latest.svg
- https://www.mediawiki.org/wiki/Manual:Archive_table
- https://www.mediawiki.org/wiki/Manual:Filearchive_table
- https://www.mediawiki.org/wiki/Manual:Image_table
- https://www.mediawiki.org/wiki/Manual:Ipblocks_table
- https://www.mediawiki.org/wiki/Manual:Logging_table
- https://www.mediawiki.org/wiki/Manual:Oldimage_table
- https://www.mediawiki.org/wiki/Manual:Recentchanges_table
- https://www.mediawiki.org/wiki/Manual:Revision_table
- https://www.mediawiki.org/wiki/Manual:Actor_table