| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | "Michael A(dot) Olson" <mao(at)sleepycat(dot)com> |
| Cc: | Matthias Urlichs <smurf(at)noris(dot)net>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Performance (was: The New Slashdot Setup (includes MySql server)) |
| Date: | 2000-05-19 15:25:49 |
| Message-ID: | 200005191525.LAA05077@candle.pha.pa.us |
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| Lists: | pgsql-general pgsql-hackers |
> The advantage is that you can then index a bunch more of the system
> catalog tables, and on a bunch more attributes. That produced some
> surprising speedups.
We have indexes on all system tables that need it. The pg_index index
was done quite easily and is new for 7.0. A check for recursion and
fallback to sequential scan for pg_index table rows in the pg_index
table allows it to happen.
--
Bruce Momjian | http://www.op.net/~candle
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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