On Mon, May 16, 2005 at 02:35:03PM -0400, Alvaro Herrera wrote:
> On Mon, May 16, 2005 at 01:25:46PM -0500, Juan Pablo Espino wrote:
>
> > I need to write a function that retrieve the name of at least one
> > table primary key, if it exists. The only argument passed to the
> > function is the table name. I have thought something like this:
>
> Why mess around with a C function, if you can do it in straight SQL?
> You can write a SQL function if need be.
http://lnk.nu/cvs.pgfoundry.org/2op.sql is an example of how to get the
info in pure SQL.
--
Jim C. Nasby, Database Consultant decibel@decibel.org
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