On 2-04-2002 15:28, "Ulrik Witschass" <[EMAIL PROTECTED]> wrote:
> If many other tasks are running, try to renice it (though not too much). What does renice mean? How can I do that? > I just ran an INNER JOIN query with a result of 21397 records in the set on > my 867 G4 and it took around 0.5 seconds (always varied a since I have some > background processes running) before renicing the process and only 0.38 > after renicing. Is it normal that I get same performance results with or without an index on the field I'm using? On my manual it says that indexing a field can improve performance by a factor of 100. To add the index I used: ALTER TABLE ulb.threads ADD INDEX (secondi) Is this enough? Thanx!!! :)) Augusto --------------------------------------------------------------------- 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