Re: Variable column name

From: "Bob Pawley" <rjpawley(at)shaw(dot)ca>
To: "Bill Moran" <wmoran(at)potentialtech(dot)com>
Cc: "Postgresql" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Variable column name
Date: 2011-09-01 15:04:49
Message-ID: 69597773E704449891C6CA5267B2DD6D@BobPC
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-----Original Message-----
From: Bill Moran
Sent: Thursday, September 01, 2011 7:59 AM
To: Bob Pawley
Cc: Postgresql
Subject: Re: [GENERAL] Variable column name

In response to "Bob Pawley" <rjpawley(at)shaw(dot)ca>:
>
> I want to add information to multiple columns (20 – 40) by employing a
> loop. Each pass of the loop will populate one column with an array.
>
> I have tried and I have read that variables can not be used to control
> column names.
>
> Is there a means of working around this restriction other than creating 20
> to 40 hard coded statements??

You can generate dynamic SQL statements with plpgsql.

Would it be possible for you to point me to an example??

--
Bill Moran
http://www.potentialtech.com
http://people.collaborativefusion.com/~wmoran/

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