I have two databases - one for articles and the another for the articles\' meta information (Like author, date, category and atc.). I have the following columns in meta table: I
If what these guys said works for you, then take it, but your wording makes me think that its set up as two different databases with these tables inside of them. If this is the case, then read on.
Assuming the two databases are on the same server and mysql install, this link should help. Ran into this awhile ago, but my databases were on different servers >.<
http://www.shawnhogan.com/2005/12/cross-database-join-with-mysql.html