Context: {T291125}
# **ALTERs to run:** https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Wikibase/+/721893/1/repo/sql/mysql/archives/patch-wb_changes-change_object_id-index.sql
# **Where to run those changes:** Wikibase repos (wikidatawiki, testwikidatawiki, commonswiki, testcommonswiki). The table is empty on commons wikis.
# **When to run those changes:** By early October preferably
# **If the schema change is backwards compatible:** Yes
# **If the schema change has been tested already on some of the test/beta wikis:** Tested in beta cluster
# **if the data should be made available on the labs replicas and/or dumps:** Does it matter? This table is public.
Progress:
[x] s3 (testwikidatawiki)
[x] s4 (commonswiki, testcommonswiki)
[] s8 (wikidata)
** [] eqiad
** [] codfw