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 1w9oKE-001mMl-0r for pgsql-committers@arkaria.postgresql.org; Mon, 06 Apr 2026 18:05:26 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1w9oKC-00B3pz-2M for pgsql-committers@arkaria.postgresql.org; Mon, 06 Apr 2026 18:05:25 +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 4.96) (envelope-from ) id 1w9oKC-00B3pq-1f for pgsql-committers@lists.postgresql.org; Mon, 06 Apr 2026 18:05:24 +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 4.98.2) (envelope-from ) id 1w9oKA-00000000tUU-43LV for pgsql-committers@lists.postgresql.org; Mon, 06 Apr 2026 18:05:24 +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 1w9oKA-002Y5c-1z for pgsql-committers@lists.postgresql.org; Mon, 06 Apr 2026 18:05:22 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1w9oK9-003Gl9-2N for pgsql-committers@lists.postgresql.org; Mon, 06 Apr 2026 18:05:22 +0000 Content-Type: multipart/mixed; boundary="===============3983784063327563053==" MIME-Version: 1.0 From: Tom Lane To: pgsql-committers@lists.postgresql.org Subject: pgsql: Disallow system columns in COPY FROM WHERE conditions. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Mon, 06 Apr 2026 18:05:22 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============3983784063327563053== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 RGlzYWxsb3cgc3lzdGVtIGNvbHVtbnMgaW4gQ09QWSBGUk9NIFdIRVJFIGNvbmRpdGlvbnMuCgpU aGVzZSBjb2x1bW5zIGhhdmVuJ3QgYmVlbiBjb21wdXRlZCB5ZXQgd2hlbiB0aGUgZmlsdGVyaW5n IGhhcHBlbnMKKHNpbmNlIHdlJ3ZlIG5vdCB3cml0dGVuIHRoZSBjYW5kaWRhdGUgdHVwbGUgaW50 byB0aGUgdGFibGUpOyBzbwphbnkgY2hlY2sgb24gdGhlbSBpcyB3cm9uZyBvciB1c2VsZXNzLiAg V29yc2UsIHNpbmNlIGFhNjA2YjkzMSBzdWNoIGEKcmVmZXJlbmNlIHJlc3VsdHMgaW4gYW4gYWNj ZXNzIG9mZiB0aGUgZW5kIG9mIGEgVHVwbGVEZXNjLCBwb3RlbnRpYWxseQpjYXVzaW5nIGEgcGhv bnkgImdlbmVyYXRlZCBjb2x1bW5zIGFyZSBub3Qgc3VwcG9ydGVkIGluIENPUFkgRlJPTQpXSEVS RSBjb25kaXRpb25zIiBlcnJvcjsgYW5kIHNpbmNlIGM5OGFkMDg2YSBpdCB0aHJvd3MgYW4gQXNz ZXJ0Cmluc3RlYWQuCgpBY3R1YWxseSB3ZSBjb3VsZCBhbGxvdyB0YWJsZW9pZCwgd2hpY2ggaGFz IGJlZW4gc2V0IHRvIHRoZSBPSUQgb2YgdGhlCnRhYmxlIG5hbWVkIGFzIHRoZSBDT1BZIHRhcmdl dC4gIEhvd2V2ZXIsIHBsYXVzaWJsZSB1c2VzIGZvciB0ZXN0cyBvZgp0YWJsZW9pZCB3b3VsZCBp bnZvbHZlIGEgcGFydGl0aW9uZWQgdGFyZ2V0IHRhYmxlLCBhbmQgdGhlIHVzZXIgd291bGQKd2lz aCBpdCB0byByZWFkIGFzIHRoZSBPSUQgb2YgdGhlIGRlc3RpbmF0aW9uIHBhcnRpdGlvbi4gIFRo ZXJlIGhhcwpiZWVuIHNvbWUgZGlzY3Vzc2lvbiBvZiBjaGFuZ2luZyB0aGluZ3MgdG8gbWFrZSBp dCB3b3JrIGxpa2UgdGhhdCwKYnV0IHBlbmRpbmcgdGhhdCBoYXBwZW5pbmcgd2Ugc2hvdWxkIGp1 c3QgZGlzYWxsb3cgdGFibGVvaWQgYWxvbmcKd2l0aCBvdGhlciBzeXN0ZW0gY29sdW1ucy4KCkl0 IHNlZW1zIGJlc3QgdGhvdWdoIHRvIGluc3RhbGwgdGhpcyBwcm9oaWJpdGlvbiBvbmx5IGluIEhF QUQuCkluIHRoZSBiYWNrIGJyYW5jaGVzIHdlJ2xsIGp1c3QgZ3VhcmQgdGhlIHVuc2FmZSBUdXBs ZURlc2MgYWNjZXNzLAphbmQgcGVvcGxlIHdpbGwga2VlcCBnZXR0aW5nIHdoYXRldmVyIHNlbWFu dGljcyB0aGV5IGdvdCBiZWZvcmUuCgpSZXBvcnRlZC1ieTogQWxleGFuZGVyIExha2hpbiA8ZXhj bHVzaW9uQGdtYWlsLmNvbT4KQXV0aG9yOiBUb20gTGFuZSA8dGdsQHNzcy5wZ2gucGEudXM+CkRp c2N1c3Npb246IGh0dHBzOi8vcG9zdGdyLmVzL20vNmY0MzUwMjMtOGFiNi00N2MyLWJhMDctMDM1 ZDBjNDIxMmY5QGdtYWlsLmNvbQoKQnJhbmNoCi0tLS0tLQptYXN0ZXIKCkRldGFpbHMKLS0tLS0t LQpodHRwczovL2dpdC5wb3N0Z3Jlc3FsLm9yZy9wZy9jb21taXRkaWZmLzIxYzY5ZGM3M2Y5ZDBh ZjZhMTFmMTNlZjYxNTIyNTc3MTI2YTg2NzQKCk1vZGlmaWVkIEZpbGVzCi0tLS0tLS0tLS0tLS0t CnNyYy9iYWNrZW5kL2NvbW1hbmRzL2NvcHkuYyAgICAgICAgIHwgMzYgKysrKysrKysrKysrKysr KysrKysrKysrKysrKy0tLS0tLS0tCnNyYy90ZXN0L3JlZ3Jlc3MvZXhwZWN0ZWQvY29weTIub3V0 IHwgIDMgKysrCnNyYy90ZXN0L3JlZ3Jlc3Mvc3FsL2NvcHkyLnNxbCAgICAgIHwgIDIgKysKMyBm aWxlcyBjaGFuZ2VkLCAzMyBpbnNlcnRpb25zKCspLCA4IGRlbGV0aW9ucygtKQoK --===============3983784063327563053==--