| From: | "Josh Berkus" <josh(at)agliodbs(dot)com> |
|---|---|
| To: | sophie yang <yangsophie(at)yahoo(dot)com>, pgsql-novice(at)postgresql(dot)org |
| Subject: | Re: algebraic rewriting |
| Date: | 2002-04-19 16:07:38 |
| Message-ID: | web-1377479@davinci.ethosmedia.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-novice |
Sophie,
You, my dear, are not a novice. Get off this list! <grin>
> >From the big picture of PostgreSQL architecture, I
> understand that query processing includes parser,
> rewriter, optimizer and executor. I am wondering at
> which step, PostgreSQL performs algebraic rewriting?
> What rules are used for rewriting? Are these rules
> hard wired or are they stored in some catalog table?
> If I want to check the source codes, which file should
> I look at?
Check out http://developer.postgresql.org/index.php
And then join the pgsql-hackers mailing list.
-Josh Berkus
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