Re: [PERFORM] optimization ideas for frequent, large(ish) updates

2004-02-15 Thread Jeff Trout
On Feb 14, 2004, at 9:02 PM, Marinos J. Yannikos wrote: Josh Berkus wrote: 800MB for sort mem? Are you sure you typed that correctly? You must be counting on not having a lot of concurrent queries. It sure will speed up index updating, though! 800MB is correct, yes... There are usually

Re: [PERFORM] optimization ideas for frequent, large(ish) updates

2004-02-15 Thread Marinos J. Yannikos
Jeff Trout wrote: Remember that it is going to allocate 800MB per sort. It is not you can allocate up to 800MB, so if you need 1 meg, use one meg. Some queries may end up having a few sort steps. I didn't know that it always allocates the full amount of memory specificed in the configuration