Re: Managing Very Large Tables

2004-03-30 Thread Jeremy Zawodny
On Tue, Mar 30, 2004 at 10:30:03AM -0800, Dathan Vance Pattishall wrote: > Tips on managing very large tables for myISAM: > > 1) Ensure that the table type is not DYNAMIC but Fixed. > => Issue the show table status command. > => Look at Row Format > => if Row Format != Dynamic the your ok

RE: Managing Very Large Tables

2004-03-30 Thread Keith C. Ivey
On 30 Mar 2004 at 10:30, Dathan Vance Pattishall wrote: > 1) Ensure that the table type is not DYNAMIC but Fixed. > => Issue the show table status command. > => Look at Row Format > => if Row Format != Dynamic the your ok else get rid of varchar type > columns > => Reason: > Your myISA

RE: Managing Very Large Tables

2004-03-30 Thread Dathan Vance Pattishall
Tips on managing very large tables for myISAM: 1) Ensure that the table type is not DYNAMIC but Fixed. => Issue the show table status command. => Look at Row Format => if Row Format != Dynamic the your ok else get rid of varchar type columns => Reason: Your myISAM table c

RE: Managing Very Large Tables

2004-03-30 Thread Henrik Schröder
I did some tests with 20GB tables and several millions of rows a few months back, and what helped improve the performance the most was to separate the (small) columns used for searching from the (large) columns containing data. My test table was from a messaging system, and I redesigned it so that

Re: Managing Very Large Tables

2004-03-30 Thread Victor Medina
hi! Chad Attermann wrote: Hello, I am trying to determine the best way to manage very large (MyISAM) tables, ensuring that they can be queried in reasonable amounts of time. --8< Why insisting in using myIsam, and not use some table format that can assure you some degree of crash recovery a