Re: Computed table name in function

From: "Ray Madigan" <ray(at)madigans(dot)org>
To: "Pgsql-Sql" <pgsql-sql(at)postgresql(dot)org>
Subject: Re: Computed table name in function
Date: 2007-10-10 18:19:58
Message-ID: IIEPJABILGOCODDLDNJFAEEHCCAA.ray@madigans.org
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I thought that the documentation said I couldn't use EXECUTE on a SELECT
INTO?

-----Original Message-----
From: pgsql-sql-owner(at)postgresql(dot)org
[mailto:pgsql-sql-owner(at)postgresql(dot)org]On Behalf Of Scott Marlowe
Sent: Wednesday, October 10, 2007 11:10 AM
To: Ray Madigan
Cc: Pgsql-Sql
Subject: Re: [SQL] Computed table name in function

On 10/10/07, Ray Madigan <ray(at)madigans(dot)org> wrote:
> I have a problem that I don't know where to look to understand the
problem.
>
> I have a function that I first select to get a table name followed by
> another select into on that table name. If someone could tell me where to
> look to solve this problem I would appreciate it.
>
> It is something like
>
> DECLARE rec1 Record;
> rec2 Record;
>
> SELECT aName INTO rec1 FROM tableA WHERE new.xxx = ?;
>
> IF FOUND THEN
>
> SELECT * INTO rec2 FROM rec1.aName where new.xxx = ?;

You have to build your query as a string then use execute on it.

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