X-Original-To: pgsql-hackers@postgresql.org Received: from jester.inquent.com (Ottawa-ppp66912.sympatico.ca [216.208.117.7]) by postgresql.org (Postfix) with ESMTP id 7AB2147592C; Mon, 10 Mar 2003 16:43:01 -0500 (EST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by jester.inquent.com (8.12.6/8.12.6) with ESMTP id h2ALgwee036941; Mon, 10 Mar 2003 16:42:58 -0500 (EST) (envelope-from rbt@rbt.ca) Subject: Re: Roadmap for FE/BE protocol redesign From: Rod Taylor To: Tom Lane Cc: PostgreSQL Development , pgsql-interfaces@postgresql.org In-Reply-To: <19483.1047325975@sss.pgh.pa.us> References: <19041.1047322279@sss.pgh.pa.us> <1047324016.99075.31.camel@jester> <19294.1047324622@sss.pgh.pa.us> <1047325296.99075.35.camel@jester> <19483.1047325975@sss.pgh.pa.us> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-IH7srIWDN/nGkPLSRg88" Organization: Message-Id: <1047332578.99075.40.camel@jester> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 Date: 10 Mar 2003 16:42:58 -0500 X-Archive-Number: 200303/386 X-Sequence-Number: 36632 --=-IH7srIWDN/nGkPLSRg88 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Mon, 2003-03-10 at 14:52, Tom Lane wrote: > Rod Taylor writes: > >> We already have that: you send a startup packet with a version less th= an > >> the latest, and the backend speaks that version to you. >=20 > > Yes, but that requires you know the backend is less than the latest. >=20 > As opposed to knowing what? You send the version number you wish to spea= k; > either the backend can handle it, or not. At some point PostgreSQL will have enough users that changing it will piss them off. If the backend cannot handle whats been requested, we may want to consider negotiating a protocol that both can handle. Anyway, it doesn't really affect me one way or the other. So whatever you like is probably fine. --=20 Rod Taylor PGP Key: http://www.rbt.ca/rbtpub.asc --=-IH7srIWDN/nGkPLSRg88 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQA+bQbh6DETLow6vwwRAvAlAJ44ByfHyO00Klilt1PAj0KFi4mn5ACfSpPK pfq1nWSFAFw3WBmVK3RUYPU= =cBs5 -----END PGP SIGNATURE----- --=-IH7srIWDN/nGkPLSRg88--