Re: SELECT EXTRACT doesn't work with variables? - Mailing list pgsql-general

From Masaru Sugawara
Subject Re: SELECT EXTRACT doesn't work with variables?
Date
Msg-id 20021218233419.56E2.RK73@sea.plala.or.jp
Whole thread Raw
In response to SELECT EXTRACT doesn't work with variables?  (Conxita Marín <comarin@telefonica.net>)
Responses Re: SELECT EXTRACT doesn't work with variables?  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-general
On Wed, 18 Dec 2002 14:03:27 +0100
Conxita Marín <comarin@telefonica.net> wrote:

> I try to do something like this:
>
> CREATE FUNCTION prova() RETURNS numeric(20,0) AS
> '
> DECLARE
>         aux TIMESTAMP;
>         aux2 numeric(20,0);
> BEGIN
>         aux = ''01.01.2002 00:00:00 CET'';
>         aux2 = SELECT EXTRACT(EPOCH FROM TIMESTAMP aux);


Instead of this line, I think you need to execute the following statement:

             SELECT INTO aux2 EXTRACT(EPOCH FROM aux);


Regards,
Masaru Sugawara



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