Please look in your installation 
maintenance/Tables.sql is very well documented, and lists the tables information you're looking for. - Amgine 05:45, 13 December 2005 (UTC)
Import Articles by Category Script 
Thank you for your script posted here: 
Seems it has bee changed after your last revision, so the script does not work for me. Could you please have a look at it and verify its integrity.
--Imago 07:52, 18 January 2006 (UTC)
1.6.6 update needed? 
Thank for script i test with 1.6.6 (???)--Amazigh 07:12, 4 June 2006 (UTC)