Обсуждение: SELECT EXTRACT doesn't work with variables?
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);
RETURN aux2;
END;
' LANGUAGE 'plpgsql';
I obtain this error:
NOTICE: Error occurred while executing PL/pgSQL function prova
NOTICE: line 8 at assignment
ERROR: parser: parse error at or near "SELECT"
Is this a known bug?
[Conxita Mar{in]
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
Masaru Sugawara <rk73@sea.plala.or.jp> writes:
> Conxita Mar�n <comarin@telefonica.net> wrote:
>> 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);
Or
aux2 = EXTRACT(EPOCH FROM TIMESTAMP aux);
regards, tom lane
-----Original Message-----
From: Tom Lane [mailto:tgl@sss.pgh.pa.us]
Sent: miércoles, 18 de diciembre de 2002 17:00
To: Masaru Sugawara
Cc: cmarin@dims.com; pgsql-general@postgresql.org
Subject: Re: [GENERAL] SELECT EXTRACT doesn't work with variables?
Masaru Sugawara <rk73@sea.plala.or.jp> writes:
> Conxita Marín <comarin@telefonica.net> wrote:
>> 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);
Or
aux2 = EXTRACT(EPOCH FROM TIMESTAMP aux);
This works: SELECT INTO aux2 EXTRACT(EPOCH FROM aux);
This doesn't work: aux2 = EXTRACT(EPOCH FROM TIMESTAMP aux);
NOTICE: Error occurred while executing PL/pgSQL function prova
NOTICE: line 9 at assignment
ERROR: parser: parse error at or near "$1"
Thanks to all.
Conxita.
From: Tom Lane [mailto:tgl@sss.pgh.pa.us]
Sent: miércoles, 18 de diciembre de 2002 17:00
To: Masaru Sugawara
Cc: cmarin@dims.com; pgsql-general@postgresql.org
Subject: Re: [GENERAL] SELECT EXTRACT doesn't work with variables?
Masaru Sugawara <rk73@sea.plala.or.jp> writes:
> Conxita Marín <comarin@telefonica.net> wrote:
>> 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);
Or
aux2 = EXTRACT(EPOCH FROM TIMESTAMP aux);
This works: SELECT INTO aux2 EXTRACT(EPOCH FROM aux);
This doesn't work: aux2 = EXTRACT(EPOCH FROM TIMESTAMP aux);
NOTICE: Error occurred while executing PL/pgSQL function prova
NOTICE: line 9 at assignment
ERROR: parser: parse error at or near "$1"
Thanks to all.
Conxita.
From: Tom Lane [mailto:tgl@sss.pgh.pa.us]
Sent: miércoles, 18 de diciembre de 2002 17:00
To: Masaru Sugawara
Cc: cmarin@dims.com; pgsql-general@postgresql.org
Subject: Re: [GENERAL] SELECT EXTRACT doesn't work with variables?
Masaru Sugawara <rk73@sea.plala.or.jp> writes:
> Conxita Marín <comarin@telefonica.net> wrote:
>> 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);
Or
aux2 = EXTRACT(EPOCH FROM TIMESTAMP aux);
This works: SELECT INTO aux2 EXTRACT(EPOCH FROM aux);
This doesn't work: aux2 = EXTRACT(EPOCH FROM TIMESTAMP aux);
NOTICE: Error occurred while executing PL/pgSQL function prova
NOTICE: line 9 at assignment
ERROR: parser: parse error at or near "$1"
Thanks to all.
Conxita.
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