Files
wordpress-develop/wp-includes/meta.php
Andrew Nacin 9fd4c1cb9b Add NOT EXISTS to meta queries, allowing you to query for the non-existence of a meta key.
You could already use EXISTS by omitting a value to check.

props georgestephanis, scribu
fixes #18158



git-svn-id: https://develop.svn.wordpress.org/trunk@21185 602fd350-edb4-49c9-b593-d223f7449a82
2012-06-29 19:59:29 +00:00

26 KiB