Gianvito Pio <pio.gianvito@gmail.com> wrote:
> Hi all,
> is there a way to drop all constraints of a table?
>
> I found this workaround in the manual:
>
> CREATE TABLE temp AS SELECT * FROM distributors;
> DROP TABLE distributors;
> CREATE TABLE distributors AS SELECT * FROM temp;
> DROP TABLE temp;
I think, you can change the table-name from temp to distributors:
(alter table temp rename to distributors), it's cheaper.
>
> Is there any other way to do it?
Maybe. I think you can walk through the system catalogs to find all
constraints for a table and drop them (alter table foo drop constraint
...). I think, you should start with
http://www.postgresql.org/docs/8.4/interactive/catalog-pg-constraint.html
Andreas
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