Hi all,
I am trying to alter the column lenght of the table which has 500 child
tables by sql command.
alter table ticks alter column qualifiers type varchar(500);
the error is
ERROR: cannot alter type of a column used by a view or rule
DETAIL: rule ticks_insert_20070228
> I tried to do the following in PostgreSQL:
>
> DECLARE
>v_version VARCHAR;
>
> BEGIN
>SELECT version INTO v_version FROM version WHERE id = 1;
>
>IF v_version <> ''1.0.0.0'' THEN
> RAISE EXCEPTION ''This script needs Agenda version 1.0.0.0,
> detected version %'', v_version;
>
Can you do the whole thing inside a transaction context (both the
version check and the updates)? The exception should cause the
transaction to bail out, and the updates won't proceed.
Thus:
BEGIN;
SELECT check_version();
UPDATE agenda_version set version = '1.0.0.1' where id = 1;
COMMIT;
I t
Arnau wrote:
Tom Lane wrote:
Arnau <[EMAIL PROTECTED]> writes:
I don't want, if it's possible, to create a function.
Unlike Oracle, PG makes a strong distinction between SQL and
programmable languages (including plpgsql). You can't write
plpgsql code without putting it into a function.
Tom Lane wrote:
Arnau <[EMAIL PROTECTED]> writes:
I don't want, if it's possible, to create a function.
Unlike Oracle, PG makes a strong distinction between SQL and
programmable languages (including plpgsql). You can't write
plpgsql code without putting it into a function.
Arnau <[EMAIL PROTECTED]> writes:
>I don't want, if it's possible, to create a function.
Unlike Oracle, PG makes a strong distinction between SQL and
programmable languages (including plpgsql). You can't write
plpgsql code without putting it into a function.
regards,
Hi Daniel,
You should define a PL/PGSQL function such as:
CREATE OR REPLACE FUNCTION check_version()
RETURNS void
AS $$
DECLARE
v_version VARCHAR;
BEGIN
SELECT version INTO v_version FROM version WHERE id = 1;
IF v_version <> '1.0.0.0' THEN
RAISE EXCEPTION 'This script needs Agen
Hi all!,
I've got the following problem and I don't know how to solve it in
PostgreSQL.
I'd like to add a version checking to my db scripts. That is, I have
the db creation scripts and the changes/upgrade script, and there is a
table inside each db that holds the version of script execut
