Re: pgsql client/server compatibility matrix?

Scott Marlowe <smarlowe@g2switchworks.com> writes:
> On Mon, 2005-07-25 at 16:56, Martijn van Oosterhout wrote:
>> pg_dump should be able to dump any older version. It's a bug otherwise.

> But FYI that backwards compatibility was introduced around 7.3 or 7.4
> version.  Before that you'd have issues.  I know from experience that V
> 7.2 pg_dump / pg_dumpall had issues with 7.0 and / or 7.1 or something
> like that.  Not sure the exact versions.

pg_dump believes it can dump from any server back to 7.0; if it can't,
that's a bug, and details would be appreciated.

Note however that the *output* of pg_dump is not guaranteed to load into
a server older than the pg_dump's own version.

            regards, tom lane