The 'last_changed' incrementor is used to invalidate the `get_terms()` query cache. Since `get_terms()` queries may reference 'meta_query', changing term metadata could change the results of the queries. So we invalidate the cache on add, delete, and update. See #10142. Built from https://develop.svn.wordpress.org/trunk@34538 git-svn-id: http://core.svn.wordpress.org/trunk@34502 1a063a9b-81f0-0310-95a4-ce76da25c4cd
155 KiB
155 KiB