[ 'addIndex', 'protected_titles', 'PRIMARY', 'patch-protected_titles-pk.sql' ],
[ 'addIndex', 'page_props', 'PRIMARY', 'patch-page_props-pk.sql' ],
[ 'addIndex', 'site_identifiers', 'PRIMARY', 'patch-site_identifiers-pk.sql' ],
+ [ 'addIndex', 'recentchanges', 'rc_this_oldid', 'patch-recentchanges-rc_this_oldid-index.sql' ],
];
}