Erwin Brandstetter <brsaweda@gmail.com> writes:
> 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.';
> AFAICS, there are no side-effects. Are there any?
It's safe enough, as long as you don't delete the wrong comments.
There's no hidden infrastructure for a comment.
regards, tom lane