Re: return value from SQL statement - Mailing list pgsql-general

From Alain Roger
Subject Re: return value from SQL statement
Date
Msg-id 75645bbb0803250838u2c1e17a0i99aaa96e549a46c0@mail.gmail.com
Whole thread Raw
In response to Re: return value from SQL statement  (Craig Ringer <craig@postnewspapers.com.au>)
Responses Re: return value from SQL statement  (Ivan Sergio Borgonovo <mail@webthatworks.it>)
Re: return value from SQL statement  (Craig Ringer <craig@postnewspapers.com.au>)
List pgsql-general
under pl/pgsql language i would like to return a function value.
e.g :
0 is everything is completed
-1 if searched data already exist into table
-2 if insert into failed
...

later i would like to use this returned value in my PHP (this i know how to do)
is it clearer ?
A.

On Tue, Mar 25, 2008 at 3:02 PM, Craig Ringer <craig@postnewspapers.com.au> wrote:
Alain Roger wrote:
> Hi,
>
> i have a 'insert into' statement and i would like to know if it fails or
> not.
> i was thinking to check the resturn value from this statement, but how to do
> it ?
>
>
The answer depends entirely on how you're using the database.

ODBC?

JDBC?

Perl DBD?

Python with psycopg?

SQL code read by the psql command?

Also, by "failure", do you mean "encountered an error that terminated
the transaction" or "inserted zero rows" ?

--
Craig Ringer



--
Alain
------------------------------------
Windows XP SP2
PostgreSQL 8.2.4 / MS SQL server 2005
Apache 2.2.4
PHP 5.2.4
C# 2005-2008

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