> One issue here is that plain \d gets less useful because it'll now
> include system catalogs. We could add the additional rule that
> the above statements apply only when a pattern is specified, and
> without a pattern you get just user stuff (so omitting a pattern
> corresponds to pattern "*" with the U modifier, not just "*").
> This would probably make it a bit easier to have exactly the same
> rules across the board.
Changing the scope of the search on the basis of whether or not a
pattern is present strikes me as a terrible idea. It's confusing and
unlikely to make anyone happy.
...Robert