Re: Performance (was: The New Slashdot Setup (includes MySql server)) - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Performance (was: The New Slashdot Setup (includes MySql server))
Date
Msg-id 200005191525.LAA05077@candle.pha.pa.us
Whole thread Raw
In response to Re: Performance (was: The New Slashdot Setup (includes MySql server))  ("Michael A. Olson" <mao@sleepycat.com>)
Responses Re: Performance (was: The New Slashdot Setup (includes MySql server))
List 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@candle.pha.pa.us               |  (610)
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