Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1t6qJJ-00FvPR-VK for pgsql-bugs@arkaria.postgresql.org; Fri, 01 Nov 2024 11:59:25 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1t6qJI-00D4ct-9G for pgsql-bugs@arkaria.postgresql.org; Fri, 01 Nov 2024 11:59:24 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1t6ixF-008yPS-Pp for pgsql-bugs@lists.postgresql.org; Fri, 01 Nov 2024 04:08:10 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1t6ixD-003ta9-Jd for pgsql-bugs@lists.postgresql.org; Fri, 01 Nov 2024 04:08:08 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=postgresql.org; s=20171124; h=Message-ID:Date:Reply-To:Cc:From:To:Subject: MIME-Version:Content-Type:Sender:Content-Transfer-Encoding:Content-ID: Content-Description:In-Reply-To:References; bh=kS5wfjHgVMbNKiLS21VtcMCIDWkm5tJtEU4cZZ+d6NQ=; b=RYl7sILE1gjerix1jIZm3MSrVh 4fwH2AZkrN23zFNiuWivuIxxG4Whr6sQ0b3C0GXx7XrKehaSOtbqfwbc5fpiM6wtWB12YytG3QGPT o1vuLM/CSjXuqHDZTqtB04cuso8HJ/ri0rEa225VHENTXRy24sqQUwE3VdERV/c1IyurrRWIPpKyn 0p5OuOWc45Q47bRfWjHVhDCU4yOHxOSCRB2Tmcleq5HCQXiBdt/mC3GJyhp4fNqxVOiEAW2F5Q9rP dfZ4OnU07ZlPTBIJCdCkyRUVxAuOi+hRSIVTt0t9c8ee/frEvAGjsh/SURZQEWaPvvA41gDEh0OWM ydBp4CGw==; Received: from wrigleys.postgresql.org ([2a02:16a8:dc51::60]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1t6ix9-00ByhC-W8 for pgsql-bugs@lists.postgresql.org; Fri, 01 Nov 2024 04:08:06 +0000 Received: from localhost ([127.0.0.1] helo=wrigleys.postgresql.org) by wrigleys.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1t6ix8-004C6f-9F for pgsql-bugs@lists.postgresql.org; Fri, 01 Nov 2024 04:08:02 +0000 Content-Type: multipart/mixed; boundary="===============8957253526641624610==" MIME-Version: 1.0 Subject: BUG #18682: Null grouping set with empty table returns a row contains null. To: pgsql-bugs@lists.postgresql.org From: PG Bug reporting form Cc: 459850212@qq.com Reply-To: 459850212@qq.com, pgsql-bugs@lists.postgresql.org Date: Fri, 01 Nov 2024 04:07:14 +0000 Message-ID: <18682-1d820e9e8f60c369@postgresql.org> X-Auto-Response-Suppress: All Auto-Submitted: auto-generated List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============8957253526641624610== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 VGhlIGZvbGxvd2luZyBidWcgaGFzIGJlZW4gbG9nZ2VkIG9uIHRoZSB3ZWJzaXRlOgoKQnVnIHJl ZmVyZW5jZTogICAgICAxODY4MgpMb2dnZWQgYnk6ICAgICAgICAgIFl1ZSBYaW5nemhpCkVtYWls IGFkZHJlc3M6ICAgICAgNDU5ODUwMjEyQHFxLmNvbQpQb3N0Z3JlU1FMIHZlcnNpb246IDE1LjAK T3BlcmF0aW5nIHN5c3RlbTogICBDZW50T1MKRGVzY3JpcHRpb246ICAgICAgICAKClRoZSB0ZXN0 IGNhc2UgaXMgcXVpdGUgc2ltcGxlDQoNCmNyZWF0ZSB0YWJsZSBxdDEgKGNfYmlnaW50IGJpZ2lu dCxiICBiaXQoMSkpOw0KU0VMRUNUIGF2ZyhxdDEuY19iaWdpbnQpIGFzIGMxIEZST00gcXQxIEdS T1VQIEJZIGdyb3VwaW5nIHNldHMoKCkpOyAtLQpyZXR1cm5zIG9uZSByb3cNClNFTEVDVCBhdmco cXQxLmNfYmlnaW50KSBhcyBjMSBGUk9NIHF0MSBHUk9VUCBCWSBncm91cGluZyBzZXRzKChiKSk7 IC0tCnJldHVybnMgbm8gcm93cw0KDQpBcyBvbmUgd291bGQgaW50dWl0aXZlbHkgZXhwZWN0LCBl bXB0eSB0YWJsZSBzaG91bGQgcmV0dXJuIG5vIHJvd3MgZm9yIGVtcHR5Cmdyb3VwaW5nIHNldC4g T3JhY2xlIGFsc28gcmV0dXJucyBubyByb3dzDQoNCkNvdWxkIHlvdSBwbGVhc2UgZXhwbGFpbiB0 aGUgYmVoYXZpb3Igb3IgaWYgaXQgaXMgYnVnZ3k/IFRoeAoK --===============8957253526641624610==--