Re: PostgreSQL+Hibernate Performance

From: Matthew Wakeling <matthew(at)flymine(dot)org>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: PostgreSQL+Hibernate Performance
Date: 2008-08-20 15:24:07
Message-ID: alpine.DEB.1.10.0808201621340.4454@aragorn.flymine.org
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On Wed, 20 Aug 2008, Kranti K K Parisa™ wrote:
> creating multiple indexes on same column will effect performance?
>  for example:
>
> index1 : column1, column2, column3
> index2: column1
> index3: column2,
> index4: column3
> index5: column1,column2

The sole purpose of indexes is to affect performance.

However, if you have index1, there is no point in having index2 or index5.

Matthew

--
Isn't "Microsoft Works" something of a contradiction?

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