On Fri, Apr 22, 2011 at 5:26 PM, Erwin Brandstetter <brsaweda@gmail.com> wrote:
> Hi!
>
> It is generally not advisable to write to system catalogs directly ...
>
> However, I have a database with dozens of schemas and hundreds of
> tables. There is a bunch of useless comments on columns I want to get
> rid of, scattered all across the db. The fastest & easiest way would
> be:
>
> DELETE FROM pg_description WHERE description = 'My very special
> totally useless comment.';
Why would you *not* use the COMMENT command for that?
What is slower or harder about using it?
--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services