Anomie added a comment.
The corresponding revision-table row is timestamped 2018-09-13T09:08:17Z. $wgCommentTableSchemaMigrationStage should have been WRITE_BOTH since February 2018, so the revision_comment_temp row should have already existed, so the migration script shouldn't have been having to
Addshore added a project: Wikidata.
TASK DETAILhttps://phabricator.wikimedia.org/T208695EMAIL PREFERENCEShttps://phabricator.wikimedia.org/settings/panel/emailpreferences/To: AddshoreCc: Addshore, Banyek, Aklapper, jcrespo, Nandana, AndyTan, Imarlier, Lahi, Gq86, GoranSMilovanovic, QZanden,