Re: How do I replace select ... into commands?

From: "Richard Sydney-Smith" <richard(at)ibisaustralia(dot)com>
To: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: <pgsql-sql(at)postgresql(dot)org>
Subject: Re: How do I replace select ... into commands?
Date: 2003-09-12 05:06:57
Message-ID: 002f01c378eb$b3fdaca0$df6c32d2@athlon2000
Views: Whole Thread | Raw Message | Download mbox | Resend email
Thread:
Lists: pgsql-sql

Thanks that fixed it.
.... the more I use it the happier I get with postgresql.

Best Regards
Richard
----- Original Message -----
From: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Richard Sydney-Smith" <richard(at)ibisaustralia(dot)com>
Cc: "Stephan Szabo" <sszabo(at)megazone(dot)bigpanda(dot)com>;
<pgsql-sql(at)postgresql(dot)org>
Sent: Friday, September 12, 2003 11:20 AM
Subject: Re: [SQL] How do I replace select ... into commands?

> "Richard Sydney-Smith" <richard(at)ibisaustralia(dot)com> writes:
> > execute ''select max('' || seq_fld || '') into mx from '' || tbl;
>
> You can't use INTO in an EXECUTE'd select (basically because the string
> to be executed is not processed by plpgsql at all, merely sent down to
> the SQL engine, which does not know the output variable mx). The way to
> get results out of an executed select is to use FOR ... IN EXECUTE.
> Which is a kluge, but it holds the fort until someone gets around to
> redesigning this code. See the manual.
>
> regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 3: if posting/reading through Usenet, please send an appropriate
> subscribe-nomail command to majordomo(at)postgresql(dot)org so that your
> message can get through to the mailing list cleanly
>
>

In response to

Browse pgsql-sql by date

  From Date Subject
Next Message sad 2003-09-12 05:31:13 how to call a function with row-type arg
Previous Message Tom Lane 2003-09-12 03:20:07 Re: How do I replace select ... into commands?