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Re: [BUGS] PSQL commands not backwards-compatible

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: josh(at)agliodbs(dot)com
Cc: PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org>
Subject: Re: [BUGS] PSQL commands not backwards-compatible
Date: 2005-08-31 02:20:07
Message-ID: 200508310220.j7V2K7s28670@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-bugspgsql-patches
Josh Berkus wrote:
> Tom,
> 
> > They've been broken on a fairly regular basis in past releases.
> > Certainly 7.3 broke every single one because of the addition of
> > schema syntax ...
> 
> Yeah, and we warned people about it, as I recall.   Also, we had about 25x 
> less users then.   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.

Here is a patch that will print out (in interactive mode only) a warning
message if a newer client connects to an older major numbered server.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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