| From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
| Cc: | David Fetter <david(at)fetter(dot)org>, "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Bruce Momjian <bruce(at)momjian(dot)us>, pgsql-patches(at)postgresql(dot)org |
| Subject: | Re: Patch to change psql default banner v6 |
| Date: | 2008-05-16 01:22:18 |
| Message-ID: | 482CE1CA.5090003@dunslane.net |
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| Lists: | pgsql-patches |
Alvaro Herrera wrote:
> Andrew Dunstan wrote:
>
>
>> Second, it's not nearly as easy as that:
>> . new commands have been added
>> . postgres features have been added
>> . catalogs have changed
>>
>
> Well, this just means a different piece of SQL needs to be sent for a
> command depending on the server version, right? It's not like that's
> tremendously different. The nice thing about most \X commands is that
> they embed everything they need in a bunch of SQL, and they don't need
> much else in C code. So it's not all that difficult.
>
> And for commands that have been added later, an initial version could
> just say "this server version does not support this command". It would
> be already a huge improvement.
>
> Probably the biggest change would be to support versions that did not
> have schemas, but I think it would be OK to punt on that. We already
> stopped supporting 7.2 anyway.
>
Have at it then. Prove me wrong.
cheers
andrew
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