After {T190444} It would be great to apply this change
From the checklist at https://wikitech.wikimedia.org/wiki/Schema_changes:
# **ALTERs to run:** <https://gerrit.wikimedia.org/g/mediawiki/core/+/18c78a27db/maintenance/archives/patch-recentchanges-nttindex.sql>
# **Where to run those changes:** all.dblist
# **When to run those changes:** //?//
# **If the schema change is backwards compatible:** Yes.
# **If the schema change has been tested already on some of the test/beta wikis:** Tested somewhere, not specified if that includes test/beta wikis.
# **if the data should be made available on the labs replicas and/or dumps:** N/A, there is no new data in this change
Schema change progress:
[] s1
** [] codfw
** [] eqiad
[] s2
** [x] codfw
** [x] eqiad progress T191519#4160111
[] s3
** [x] codfw
** [x] eqiad progress T191519#4212819
[] s4
** [x] codfw
** [x] eqiad progress T191519#4181126
[] s5
** [x] codfw
** [x] eqiad progress T191519#4139167
[] s6
** [x] codfw
** [x] eqiad progress T191519#4149628
[] s7
** [x] codfw
** [x] eqiad progress T191519#4204534
[] s8
** [x] codfw
** [] eqiad