RE: [SQL] Single vs. multiple indexes

From: Herouth Maoz <herouth(at)oumail(dot)openu(dot)ac(dot)il>
To: pgsql-sql(at)postgreSQL(dot)org
Subject: RE: [SQL] Single vs. multiple indexes
Date: 1998-07-12 11:03:56
Message-ID: l03110707b1ce484a3a60@[147.233.159.109]
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At 20:37 +0300 on 10/7/98, Jackson, DeJuan wrote:

> >
> But let's not forget one of the wonders of PostgreSQL. In this world
> you can have your cake and eat it to. So, create all 4 indices and let
> the optimizer sort em out for your queries.

Yes, but whenever you update or insert a row, it's that much slower. One
should always remember not to go wild with indexing - they carry a penalty
on INSERT and UPDATE.

Herouth

--
Herouth Maoz, Internet developer.
Open University of Israel - Telem project
http://telem.openu.ac.il/~herutma

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