Re: Moving sequences to another schema

On Tue, Jun 28, 2005 at 01:43:27AM +0200, Bernd Helmle wrote:

> When altering a sequence created by a SERIAL column type (i do this by 
> examining pg_depend to avoid moving any other sequences that are 
> 'foreign'), i need to recreate the default expression for the SERIAL column 
> (stored in pg_attrdef.adbin). Is there an API to do that, or do i have to 
> recreate the executable expression tree from scratch? Or am i missing 
> something completely...

I think this is done by AddRelationRawConstraints.  You'd have to get
the parsetree of the default expression.  I think you could get that by
applying raw_parser() to pg_attrdef.adsrc.

-- 
Alvaro Herrera (<alvherre[a]surnet.cl>)
"The Postgresql hackers have what I call a "NASA space shot" mentality.Quite refreshing in a world of "weekend drag
racer"developers."
 
(Scott Marlowe)