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 4.96) (envelope-from ) id 1wuX53-000lYi-2z for pgsql-committers@arkaria.postgresql.org; Thu, 13 Aug 2026 15:10:53 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wuX51-00DYpW-12 for pgsql-committers@arkaria.postgresql.org; Thu, 13 Aug 2026 15:10:52 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wtQG0-00HQnE-1h for pgsql-committers@lists.postgresql.org; Mon, 10 Aug 2026 13:41:35 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wtQFp-00000001M35-2wPS for pgsql-committers@lists.postgresql.org; Mon, 10 Aug 2026 13:41:35 +0000 Received: from gemulon.postgresql.org ([2001:4800:3e1:1::198]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wtQFn-00217b-0s for pgsql-committers@lists.postgresql.org; Mon, 10 Aug 2026 13:41:23 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.98.2) (envelope-from ) id 1wtQFm-00000000y4N-12EU for pgsql-committers@lists.postgresql.org; Mon, 10 Aug 2026 13:41:22 +0000 Content-Type: multipart/mixed; boundary="===============2957656010249554119==" MIME-Version: 1.0 From: Noah Misch To: pgsql-committers@lists.postgresql.org Subject: pgsql: Return nulls honestly in aggregate "combine" functions. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Mon, 10 Aug 2026 13:41:22 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============2957656010249554119== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 UmV0dXJuIG51bGxzIGhvbmVzdGx5IGluIGFnZ3JlZ2F0ZSAiY29tYmluZSIgZnVuY3Rpb25zLgoK bnVtZXJpY19jb21iaW5lKCkgYW5kIHNldmVyYWwgb3RoZXIgc3RhdGUtY29tYmluaW5nIGZ1bmN0 aW9ucyBmb3IKYWdncmVnYXRlcyBjaGVhdGVkIGZvciB0aGUgY2FzZSBvZiBib3RoIGlucHV0cyBi ZWluZyBOVUxMOiB0aGV5CnJldHVybmVkIGEgbnVsbCBwb2ludGVyIHdpdGhvdXQgYm90aGVyaW5n IHRvIG1hcmsgaXQgYXMgYSBTUUwgTlVMTC4KVGhpcyB3YXMgaGFybWxlc3MgaW4gdGhlIGV4cGVj dGVkIHVzYWdlIHdoZXJlIHRoZSByZXN1bHQgd291bGQgYmUKcGFzc2VkIHRvIHRoZSBzYW1lIGNv bWJpbmUgZnVuY3Rpb24gb3IgYSByZWxhdGVkIGFnZ3JlZ2F0ZSBmaW5hbApmdW5jdGlvbi4gIEJ1 dCBpdCdzIGJhZCBuZXdzIGZyb20gYSBzZWN1cml0eSBzdGFuZHBvaW50LCBiZWNhdXNlCm5vdyB0 aGF0IHZhbHVlIGNhbiBiZSBwYXNzZWQgdG8gYW4gaW50ZXJuYWwtYWNjZXB0aW5nIGZ1bmN0aW9u CmV2ZW4gaWYgc2FpZCBmdW5jdGlvbiBpcyBzdHJpY3QuICBXaGlsZSBhIHByZXZpb3VzIHBhdGNo IHByZXZlbnRlZApzdWNoIHF1ZXJpZXMgZnJvbSBiZWluZyBpc3N1ZWQsIGl0IHNlZW1zIGxpa2Ug Z29vZCBkZWZlbnNlLWluLWRlcHRoCnRvIGV4cGVuZCB0aGUgZmV3IGFkZGl0aW9uYWwgbGluZXMg b2YgY29kZSBuZWVkZWQgdG8gZG8gdGhpcyBwcm9wZXJseS4KQ29tcGFyYWJsZSBmdW5jdGlvbnMg c3VjaCBhcyBhcnJheV9hZ2dfY29tYmluZSgpIGFscmVhZHkgZG8gc28uCgpSZXBvcnRlZC1ieTog QW15IEJ1cm5ldHQgKE9wZW5BSSBDb2RleCBTZWN1cml0eSkKQXV0aG9yOiBUb20gTGFuZSA8dGds QHNzcy5wZ2gucGEudXM+CkJhY2twYXRjaC10aHJvdWdoOiAxNApTZWN1cml0eTogQ1ZFLTIwMjYt MTQ2ODAKCkJyYW5jaAotLS0tLS0KUkVMXzE5X1NUQUJMRQoKRGV0YWlscwotLS0tLS0tCmh0dHBz Oi8vZ2l0LnBvc3RncmVzcWwub3JnL3BnL2NvbW1pdGRpZmYvMjFkOGNmYjE4ZjQ2NWJlMzQ0ZGQ4 Mzg1Mjc5MmI4ODgxOGMzMzYzNApBdXRob3I6IFRvbSBMYW5lIDx0Z2xAc3NzLnBnaC5wYS51cz4K Ck1vZGlmaWVkIEZpbGVzCi0tLS0tLS0tLS0tLS0tCnNyYy9iYWNrZW5kL3V0aWxzL2FkdC9udW1l cmljLmMgICB8IDMyICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrCnNyYy9iYWNrZW5k L3V0aWxzL2FkdC90aW1lc3RhbXAuYyB8ICA4ICsrKysrKysrCjIgZmlsZXMgY2hhbmdlZCwgNDAg aW5zZXJ0aW9ucygrKQoK --===============2957656010249554119==--