Check the query plan EXPLAIN SELECT Field1,Field2,Field3,Field4,Field5,Field6,Field7 FROM MyTable WHERE Field7=15 AND Field2=0 AND (Field3 LIKE '%John%' OR Field4 LIKE '%John%' OR Field5 LIKE '%John') ORDER BY Field6 LIMIT 0,20;
Mikhail. ----- Original Message ----- From: "David Bordas" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, August 27, 2002 1:34 PM Subject: Re: Slow select query, need some clues to speed it up please ... > ME> As first step, try to optimize table with help of > ME> OPTIMIZE TABLE MyTable > ME> command. > ME> Any progress? > > Already done something like optimize : > myisamchk -v -a -S --sort-records=1 ../data/jeuxvideo/MyTable > > David > > sql,query > > > --------------------------------------------------------------------- > 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 > --------------------------------------------------------------------- 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
