Re: disable constraints

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От Bruce Momjian
Тема Re: disable constraints
Дата
Msg-id 200303070131.h271V2B00700@candle.pha.pa.us
обсуждение исходный текст
Ответ на Re: disable constraints  (rute solipa <rutes@eselx.ipl.pt>)
Список pgsql-sql
TODO has:
* Allow triggers to be disabled [trigger]

and referential constraints are implemented using triggers, so no, we
don't have that functionality yet.

---------------------------------------------------------------------------

rute solipa wrote:
> i whant avoid to dropping constraint, i whant to disable the constraints, 
> because i need to insert a large amont of data.
> is there a way?
> 
> best regards,
> rute
> 
> 
> 
> At 03:47 PM 2/26/2003 +0100, you wrote:
> >Hi!
> >
> >use "alter table ??? drop constraint ???"
> >
> >example:
> >
> >create table asdf (userid text, foreign key (userid) references 
> >person(userid) on delete cascade);
> >
> >\d asdf
> >     Table "public.asdf"
> >  Column | Type | Modifiers
> >--------+------+-----------
> >  userid | text |
> >Foreign Key constraints: $1 FOREIGN KEY (userid) REFERENCES person(userid) 
> >ON UPDATE NO ACTION ON DELETE CASCADE
> >
> >alter table asdf drop constraint "$1";
> >
> >Regards,
> >Patrik Kudo
> >
> >rute solipa wrote:
> >>hello,
> >>does anyone nows how can i disable/enable table or column constraints?
> >>in oracle it's possible to disable constraints like this:
> >>alter table tb_1
> >>disable primary key;
> >>best regards,
> >>rute
> >>
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> >
> 
> 
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--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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