| From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Jan Wieck <jwieck(at)debis(dot)com> |
| Cc: | Patrik Kudo <kudo(at)partitur(dot)se>, pgsql-sql(at)postgreSQL(dot)org |
| Subject: | Re: [SQL] Good Optimization |
| Date: | 1999-07-08 15:48:04 |
| Message-ID: | 199907081548.LAA08995@candle.pha.pa.us |
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| Lists: | pgsql-sql |
> IMHO we're improving optimization more and more on the cost
> of query parse/rewrite/optimize/plan time. Thus performance
> of statements that EXECUTE fast slows down more and more.
> Isn't it time to think about some (maybe shared)
> "parsetree->plan" cache that provides ready to use plans if
> only Const values have changed?
TODO list has:
* Cache most recent query plan(s?)
--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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