Re: Troubleshooting FullText Slowness

2005-05-19 Thread Dan Salzer
t. Reduce your key buffer to 1700 or you will eventually crash. > > > Then type repair table PC1_Text quick, or ALTER TABLE PC1_TEXT > ENGINE=myISAM. This helps with rebuilding full text indexes. > > > DVP > > Dathan Vance Pattishall http://www.friendster.com > &g

Troubleshooting FullText Slowness

2005-05-19 Thread Dan Salzer
Hello all, I'm having a bit of trouble with a full-text query being slow. At first I thought it was a problem with a join, then I thought it was a problem with a sort - but I've boiled down the query and it seems like plain-old slowness. This is the table: CREATE TABLE `PC1_Text` ( `AssetID` i

Memory Management

2005-05-17 Thread Dan Salzer
So I don't think this is a mysql issue, but I wanted to bounce it off the group anyways and see if anyone had seen similar behavior. I'm running MySQL 4.1.10 on a Dell Poweredge 1850 with 2 EM64T Xeons and 2GB of memory running Redhat Enterprise 3 ES. I've been trying to address some slowness i

Index Question in MyISAM

2005-05-16 Thread Dan Salzer
I have the following table: > CREATE TABLE `Article_Search` ( > `ArticleID` int(11) NOT NULL default '0', > `Content` text NOT NULL, > PRIMARY KEY (`ArticleID`), > FULLTEXT KEY `Content` (`Content`) > ) ENGINE=MyISAM DEFAULT CHARSET=latin1 This table has several million rows, but I only want t

Re: Union Performance Question

2005-05-11 Thread Dan Salzer
ten duplicate 'a' > > and 'b' sections which polutes the key buffer. > > > > -Eric > > > > Dathan Pattishall wrote: > > > > >Use 10 smaller tables and perform a union. It's faster to look up in > > >smaller tables then

Union Performance Question

2005-05-11 Thread Dan Salzer
Hi everyone, I have a question regarding the performance of UNION queries: I need to do a full-text search against a large number of rows. Is it faster to have one table with 10,000,000 text rows and perform one full-text search. Or, am I better off having 10 smaller more managable tables and per