Your patch has been added to the PostgreSQL unapplied patches list at:
http://momjian.postgresql.org/cgi-bin/pgpatches
I will try to apply it within the next 48 hours.
---------------------------------------------------------------------------
Rod Taylor wrote:
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> Patch moves evaluation of the domain (seek for list of constraints) out
> of the parser and into the executor.
>
>
> Note that in the below test the domain isn't on the table -- but is in
> the view which shows rules are altered appropriately for the domain
> change.
>
>
>
>
> -- Confirm ALTER DOMAIN with RULES.
> create table domtab (col1 integer);
> create domain dom as integer;
> create view domview as select cast(col1 as dom) from domtab;
> insert into domtab (col1) values (null);
> insert into domtab (col1) values (5);
> select * from domview;
> col1
> ------
>
> 5
> (2 rows)
>
> alter domain dom set not null;
> select * from domview; -- fail
> ERROR: Domain dom does not allow NULL values
> alter domain dom drop not null;
> select * from domview;
> col1
> ------
>
> 5
> (2 rows)
>
> alter domain dom add constraint domchkgt6 check(value > 6);
> select * from domview; --fail
> ERROR: ExecEvalConstraintTest: Domain dom constraint domchkgt6 failed
> alter domain dom drop constraint domchkgt6 restrict;
> select * from domview;
> col1
> ------
>
> 5
> (2 rows)
>
>
> --
> Rod Taylor <rbt@rbt.ca>
>
> PGP Key: http://www.rbt.ca/rbtpub.asc
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--
Bruce Momjian | http://candle.pha.pa.us
pgman@candle.pha.pa.us | (610) 359-1001
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