Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1drnfc-0007mK-UA for pgsql-hackers@arkaria.postgresql.org; Tue, 12 Sep 2017 16:04:17 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.84_2) (envelope-from ) id 1drnfc-0001Ln-Es for pgsql-hackers@arkaria.postgresql.org; Tue, 12 Sep 2017 16:04:16 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1drnfb-0001Kp-Ei for pgsql-hackers@postgresql.org; Tue, 12 Sep 2017 16:04:15 +0000 Received: from mahout.postgresql.org ([2001:4800:1501:1::227]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1drnfQ-00031l-AO for pgsql-hackers@postgresql.org; Tue, 12 Sep 2017 16:04:14 +0000 Received: from coridan.postgresql.org ([2001:4800:1501:1::213]) by mahout.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.84_2) (envelope-from ) id 1drnfO-0006Az-9b for pgsql-hackers@postgresql.org; Tue, 12 Sep 2017 16:04:02 +0000 Received: from localhost ([127.0.0.1] helo=coridan.postgresql.org) by coridan.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1drnfN-00025n-GK for pgsql-hackers@postgresql.org; Tue, 12 Sep 2017 16:04:01 +0000 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: Re: WIP patch: distinguish selectivity of < from <= and > from >= To: pgsql-hackers@postgresql.org From: Aleksander Alekseev Cc: Tom Lane Date: Tue, 12 Sep 2017 16:03:15 +0000 User-Agent: pgcommitfest X-cfsender: a.alekseev In-Reply-To: <24721.1505229713@sss.pgh.pa.us> References: <12232.1499140410@sss.pgh.pa.us> <24721.1505229713@sss.pgh.pa.us> Message-ID: <20170912160315.18925.10846.pgcf@coridan.postgresql.org> List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-hackers Precedence: bulk Sender: pgsql-hackers-owner@postgresql.org VGhlIGZvbGxvd2luZyByZXZpZXcgaGFzIGJlZW4gcG9zdGVkIHRocm91Z2gg dGhlIGNvbW1pdGZlc3QgYXBwbGljYXRpb246Cm1ha2UgaW5zdGFsbGNoZWNr LXdvcmxkOiAgdGVzdGVkLCBwYXNzZWQKSW1wbGVtZW50cyBmZWF0dXJlOiAg ICAgICB0ZXN0ZWQsIHBhc3NlZApTcGVjIGNvbXBsaWFudDogICAgICAgICAg IHRlc3RlZCwgcGFzc2VkCkRvY3VtZW50YXRpb246ICAgICAgICAgICAgdGVz dGVkLCBwYXNzZWQKCkFsc28gSSBkaWRuJ3QgbWFuYWdlIHRvIGZpbmQgYW55 IHR5cG9zIG9yIG9idmlvdXMgbWlzdGFrZXMgaW4gdGhlIGNvZGUuCgpUaGUg bmV3IHN0YXR1cyBvZiB0aGlzIHBhdGNoIGlzOiBSZWFkeSBmb3IgQ29tbWl0 dGVyCgotLSAKU2VudCB2aWEgcGdzcWwtaGFja2VycyBtYWlsaW5nIGxpc3Qg KHBnc3FsLWhhY2tlcnNAcG9zdGdyZXNxbC5vcmcpClRvIG1ha2UgY2hhbmdl cyB0byB5b3VyIHN1YnNjcmlwdGlvbjoKaHR0cDovL3d3dy5wb3N0Z3Jlc3Fs Lm9yZy9tYWlscHJlZi9wZ3NxbC1oYWNrZXJzCg==