MySQL <-- to defeat the spam filter -----Original Message----- From: Richard Unger Sent: Tuesday, September 17, 2002 1:46 PM To: 'Dan Nelson' Cc: [EMAIL PROTECTED] Subject: RE: aggregate functions producing bad data
Thanks, I figured it out. It turns out there were some calls for which call_end IS NULL. I had originally eliminated that possiblity because I mistakenly checked if call_end = NULL (instead of IS). Thanks for pointing me in the right direction. Cheers, Rich > -----Original Message----- > From: Dan Nelson [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, September 17, 2002 1:13 PM > To: Richard Unger > Cc: [EMAIL PROTECTED] > Subject: Re: aggregate functions producing bad data > > > In the last episode (Sep 17), Richard Unger said: > > From: Dan Nelson [mailto:[EMAIL PROTECTED]] > > > In the last episode (Sep 17), Brian Reichert said: > > > > One thing I'd check: what happens if > t_calllog_calls.id is NULL? > > > > > > Also check if call_end or call_start are NULL; that will > > > cause both IFs > > > to fail. Don't you love NULLs :) > > > > Ooh, good suggestion. I hadn't thought of that! > > > > ...but no, none of the call_start or call_end fields are NULL. > > Next step is to do a "REPAIR TABLE t_calllog_calls", in case > your index > got damaged at some point. The next step after that is to make a copy > of your table, and remove records one by one until your total works, > then find out what's special about the last record you removed. > > -- > Dan Nelson > [EMAIL PROTECTED] > --------------------------------------------------------------------- Before posting, please check: http://www.mysql.com/manual.php (the manual) http://lists.mysql.com/ (the list archive) To request this thread, e-mail <[EMAIL PROTECTED]> To unsubscribe, e-mail <[EMAIL PROTECTED]> Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php
