From: Tom Lane <tgl@sss.pgh.pa.us>
To: Ruben Rubio Rey <ruben@rentalia.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Array performance
Date: Fri, 24 Mar 2006 10:51:44 -0500
Message-ID: <5000.1143215504@sss.pgh.pa.us> (raw)
In-Reply-To: <4423E90E.2090607@rentalia.com>
References: <200603170625.k2H6PJ926955@pillette.com>
<1143112188.2810.27.camel@theo-laptop.int.coza.net.za>
<20060323132448.GB4881@surnet.cl>
<4423E90E.2090607@rentalia.com>
Ruben Rubio Rey <ruben@rentalia.com> writes:
> SELECT (array[20]+array[21]+ ... +array[50]+array[51]) as total
> FROM table
> WHERE
> (array[20]+array[21]+ ... +array[50]+array[51])<5000
> AND array[20]<>0
> AND array[21]<>0
> ...
> AND array[50]<>0
> AND array[51])<>0
> Any ideas to make this query faster?
What's the array datatype? Integer or float would probably go a lot
faster than NUMERIC, if that's what you're using now.
regards, tom lane
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To: pgsql-performance@postgresql.org
Cc: tgl@sss.pgh.pa.us, ruben@rentalia.com
Subject: Re: Array performance
In-Reply-To: <5000.1143215504@sss.pgh.pa.us>
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