Re: Error with temporary tables - Mailing list pgsql-general

From Bruce Momjian
Subject Re: Error with temporary tables
Date
Msg-id 200602040201.k1421RJ11791@candle.pha.pa.us
Whole thread Raw
In response to Error with temporary tables  (Claire McLister <mclister@zeesource.net>)
Responses Re: Error with temporary tables
List pgsql-general
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Claire McLister wrote:
> Hi,
>
>   I'm using a pgsql function  that begins by creating a temporary
> table, does some processing, and then drops the temporary table just
> before exiting. It has been working fine for a while now, but
> suddenly complains for some calls that "Relation with OID" does not
> exist, at the point when it is executing the DROP table command.
>
>   The general scheme is as follows:
>
>   CREATE FUNCTION Foo(Integer) AS
>   '
>     BEGIN
>        CREATE Temporary Table Bar AS (a left outer join of two tables)
>            Do processing
>        DROP Table Bar;
>        RETURN 1;
>     END
>   '
>
>   This is for Postgresql version 7.4.8
>
>   Can someone tell me what I'm doing wrong? Should I try to use 'ON
> COMMIT DROP' instead?
>
>   Thanks
>
> Claire
>
>   --
>   Claire McLister                        mclister@zeesource.net
>   1684 Nightingale Avenue     Suite 201
>   Sunnyvale, CA 94087            408-733-2737(fax)
>
>                       http://www.zeemaps.com
>
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
>        choose an index scan if your joining column's datatypes do not
>        match
>

--
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  pgman@candle.pha.pa.us               |  (610) 359-1001
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