RE: mysql memory usage

2003-11-05 Thread Alexis Guia
P.S.: you can test it easily, doing specific queries for each case. -Original Message- From: Jeremy Zawodny [mailto:[EMAIL PROTECTED] Sent: terça-feira, 4 de Novembro de 2003 23:51 To: Alexis Guia Cc: 'Benjamin KRIEF'; [EMAIL PROTECTED] Subject: Re: mysql memory usage On Tue, Nov 04

FW: performance while creating indexes

2003-11-04 Thread Alexis Guia
Hi, When creating indices, MyIsam needs a big sort buffer (See MySQL Manual: myisam_sort_buffer_size: The buffer that is allocated when sorting the index when doing a REPAIR or when creating indexes with CREATE INDEX or ALTER TABLE. ). I don't know how works ISAM tables, but you can try

RE: mysql memory usage

2003-11-04 Thread Alexis Guia
Hi, I think that MyISAM uses the key buffer only if needed. The same happens with almost all the other buffers (read buffer, sort buffer, etc.). ;) Alexis -Original Message- From: Benjamin KRIEF [mailto:[EMAIL PROTECTED] Sent: segunda-feira, 3 de Novembro de 2003 21:00 To: [EMAIL