On Mon, 2004-04-19 at 08:35, Klint Gore wrote:
> In the docs it says "Plan-reading is an art that deserves an extensive
> tutorial, which this is not". Is there one? I've gone beyond simple
> queries (which are performing well) to the more difficult queries (which
> aren't).
Red Hat has a tool called "Visual explain" that shows explain output
graphically:
http://sources.redhat.com/rhdb/
It might help understand what's going on.
Bye, Chris.
