Josh Berkus <josh@agliodbs.com> writes:
> I think we should put something in the release notes:
> WARNING: 8.1's "psql" is not completely backwards-compatible with previous
> versions of PostgreSQL.
Can you point to any single one of the past five major releases in which
psql's backslash commands *WERE* completely backwards-compatible with
previous versions of PostgreSQL? This is not breaking news.
regards, tom lane