Thank you :) > -----Original Message----- > From: Heikki Linnakangas [mailto:[EMAIL PROTECTED] > Sent: Monday, January 28, 2008 5:35 PM > To: Gevik Babakhani > Cc: pgsql-hackers@postgresql.org > Subject: Re: [HACKERS] system catalog constraints question > > Gevik Babakhani wrote: > > Is there a way to query the column constraints between the > tables of > > system catalog. > > For example pg_attribute.atttypid---->pg_type.oid. This is > described > > in the docs of course , but does the system use something like > > pg_constaint or the system catalog constraints are enforced > only in the code? > > There is pg_depend, which is kind of like constraints, but > enforced in code. > > -- > Heikki Linnakangas > EnterpriseDB http://www.enterprisedb.com >
---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend
