What are WordPress trash posts and how to clean them?
A trash post is a post that you have deleted from your WordPress site and moved to the trash. While it is not visible on your site, it remains in the trash and should be deleted if it’s no longer needed.
You can either use our Advanced Database Cleaner plugin to remove these trash posts or execute the following SQL code (used by the plugin) directly via phpMyAdmin:
DELETE FROM posts WHERE post_status = 'trash