From: | Andrew Sullivan <andrew(at)libertyrms(dot)info> |
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To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Concatenating two Text fields from the same tuple |
Date: | 2003-07-03 20:01:57 |
Message-ID: | 20030703200156.GN1561@libertyrms.info |
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Lists: | pgsql-general |
On Thu, Jul 03, 2003 at 06:16:35PM +0100, psql-mail(at)freeuk(dot)com wrote:
> Question 2: If not - is it possible for me to concatenate attr1 and
> attr2 before i do the search as this would remove the logic problems. (
> and if it is possible - is it efficient?)
I don't know the answer to your other problems, but the "||" operator
allows you to concatenate. And "where field1||field2 = 'something'"
works. Whether it'd be efficienct is another question. Maybe you
could do something fancy with a partial index or something, but I
can't think how.
A
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Andrew Sullivan 204-4141 Yonge Street
Liberty RMS Toronto, Ontario Canada
<andrew(at)libertyrms(dot)info> M2P 2A8
+1 416 646 3304 x110
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