_RETURN now, since there's no need to keep 'em unique anymore.

Purge "Postgres" in favor of "PostgreSQL" in docs. ref/ not yet done.

in cases of qualified rules as well as unqualified ones.  Tweak rules
test to avoid cluttering output with dummy SELECT results.  Update
documentation to match code.

syntax, type names, function names, etc.)

ISO-compliant UNION/INTERSECT/EXCEPT.  Revise discussion of rule
rewriter to reflect new subselect-in-FROM implementation of views.
Miscellaneous other cleanups.

names for the HTML files (e.g., not x4856.htm).

 of Norm's Modular Style Sheets and jade/docbook.
From Vince Vielhaber <vev@michvhf.com>.

Add Emacs configuration block to postgres.sgml.

Jan did a nice job of initial markup so it was pretty easy!

 to be meaningful.