From: Rajesh Kumar Mallah. <mallah@trade-india.com>
To: Christopher Kings-Lynne <chriskl@familyhealth.com.au>
To: pgsql-sql@postgresql.org
Subject: Re: Is Dropping a column "CHECK" constraint possible?
Date: Sat, 6 Jul 2002 10:33:16 +0530
Message-ID: <200207061033.16836.mallah@trade-india.com> (raw)
In-Reply-To: <00e101c224a6$81ee3bc0$0200a8c0@SOL>
References: <200207051729.42137.mallah@trade-india.com>
<00e101c224a6$81ee3bc0$0200a8c0@SOL>
Yup it did!.
Thanks a ton,
it was there in the ALTER TABLE documentation
i overlooked :-(
regds
mallah.
On Saturday 06 July 2002 10:05, Christopher Kings-Lynne wrote:
> > can anyone please help?
> > i have a to drop a check contstraint from a column. eg
> >
> > tradein_clients=# \d t_a
> > Table "t_a"
> > Column | Type | Modifiers
> > ------------+---------+-----------
> > company_id | integer |
> > exp | text |
> > imp | text |
> > Check constraints: "$1" (length(imp) > 1)
> > "aaaaaq" (length(imp) > 1)
> >
> > Can i remove to contraints thru ALTER TABLE or similar commands.
> > I have read the docs for ALTER TABLE but the command described is
> > not working for me.
>
> This should work, so long as you're using postgres 7.2+
>
> ALTER TABLE "t_a" DROP CONSTRAINT "aaaaaq" RESTRICT;
>
> Chris
--
Rajesh Kumar Mallah,
Project Manager (Development)
Infocom Network Limited, New Delhi
phone: +91(11)6152172 (221) (L) ,9811255597 (M)
Visit http://www.trade-india.com ,
India's Leading B2B eMarketplace.
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To: pgsql-sql@postgresql.org
Cc: mallah@trade-india.com, chriskl@familyhealth.com.au
Subject: Re: Is Dropping a column "CHECK" constraint possible?
In-Reply-To: <200207061033.16836.mallah@trade-india.com>
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