[06:53:28] <wikibugs>	 06Data-Engineering, 06DBA, 07Schema-change-in-production: Drop rc_type from recentchanges in wmf production - https://phabricator.wikimedia.org/T410531#11417509 (10Marostegui)
[06:53:42] <wikibugs>	 06Data-Engineering, 06DBA, 07Schema-change-in-production: Drop rc_type from recentchanges in wmf production - https://phabricator.wikimedia.org/T410531#11417510 (10Marostegui)
[06:54:03] <wikibugs>	 06Data-Engineering, 06DBA, 07Schema-change-in-production: Drop ar_sha1 from archive table in wmf production - https://phabricator.wikimedia.org/T411163#11417511 (10Marostegui)
[06:54:12] <wikibugs>	 06Data-Engineering, 06DBA, 07Schema-change-in-production: Drop rev_sha1 from revision table in wmf production - https://phabricator.wikimedia.org/T411164#11417512 (10Marostegui)
[06:55:15] <wikibugs>	 06Data-Engineering, 06DBA, 07Schema-change-in-production: Drop rev_sha1 from revision table in wmf production - https://phabricator.wikimedia.org/T411164#11417513 (10Marostegui)