background: Ali CVM, multiple instances of mysql built on a single host question: when tampering with master-slave replication, it is found that the log-bin file and position will change with the restart of the master library. Can only manually update...
the starting point is the article ID , which is assumed to be 123 . Now I want to find a match post_id = 123 , and then match meta_key = _ thumbnail_id and meta_value = 456 and then use the ID of 456 to find the ID, of wp_posts data table. d...