- Link the entries in the table to the catalog heading

- Link the entries in the table to the catalog heading
- Wrap them in the <database class="table"> tags, since thats what they
are (no markup rules for this, so it inherits from parent -- no style
change)
- Mention that pg_database, pg_shadow, and pg_group are global, and the
rest are local to the specific DB. (I believe this is correct).

> Works for me, though I suppose we could explain what the exceptions are
> like in general terms.  Perhaps something like
>
> 'Most system catalogs are copied from the template database during
> database creation, and are thereafter database-specific.  A few
> catalogs are physically shared across all databases in an installation;
> these are marked in the descriptions of the individual catalogs.'

Ok, new patch.

Rod Taylor