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 1vzWsp-0015Y8-1I for pgsql-committers@arkaria.postgresql.org; Mon, 09 Mar 2026 09:26:39 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vzWsn-00FFJE-2E for pgsql-committers@arkaria.postgresql.org; Mon, 09 Mar 2026 09:26:38 +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 1vzWsn-00FFJ6-1Z for pgsql-committers@lists.postgresql.org; Mon, 09 Mar 2026 09:26:37 +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 1vzWsl-00000001m2Q-2PIN for pgsql-committers@lists.postgresql.org; Mon, 09 Mar 2026 09:26:37 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=postgresql.org; s=20171124; h=Date:Message-Id:Subject:To:From:MIME-Version: Content-Type:Sender:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:In-Reply-To:References; bh=ZL6SmO2Fp5Kts2nSNSPBlEI/tXIpawDJecE7uFCaejE=; b=zD8kX3pdlG6LPE3zgNAYeWDu6h SOeORFmCXkolGwkbMwZ8KMeA00QMherewpaMAia2ZqUpXomo/xjKznKBKVfR7r0kN6Zl9lNBI7J2e OxsRrRpjdna6xZFOTg+/AHDO5Udjr6XehfxhETx/k1QLZcCKdjxzYsO2/WaVuywFeBFiF33GctVpH ebjMtr0SHv0H+MR2WeQCtHyPlm+CnrTxLmCkuQHBdeS/7QO8qzz/CdL+f9kiggpo+YQt1uwNBDbaf 9p49mVWuhaflkpSgI/9LGognd5auL5FeCNQHFqDDYeprZ4Wo4BZFHhJGwGvBQOya/VYm9RJu81ayP yEWeiQLQ==; 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 1vzWsk-002rme-11 for pgsql-committers@lists.postgresql.org; Mon, 09 Mar 2026 09:26:34 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vzWsk-0037jP-1a for pgsql-committers@lists.postgresql.org; Mon, 09 Mar 2026 09:26:34 +0000 Content-Type: multipart/mixed; boundary="===============3252507284893475326==" MIME-Version: 1.0 From: Fujii Masao To: pgsql-committers@lists.postgresql.org Subject: pgsql: doc: Document IF NOT EXISTS option for ALTER FOREIGN TABLE ADD C X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Mon, 09 Mar 2026 09:26:34 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============3252507284893475326== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 ZG9jOiBEb2N1bWVudCBJRiBOT1QgRVhJU1RTIG9wdGlvbiBmb3IgQUxURVIgRk9SRUlHTiBUQUJM RSBBREQgQ09MVU1OLgoKQ29tbWl0IDJjZDQwYWRiODVkIGFkZGVkIHRoZSBJRiBOT1QgRVhJU1RT IG9wdGlvbiB0byBBTFRFUiBUQUJMRSBBREQgQ09MVU1OLgpUaGlzIGFsc28gZW5hYmxlZCBJRiBO T1QgRVhJU1RTIGZvciBBTFRFUiBGT1JFSUdOIFRBQkxFIEFERCBDT0xVTU4sCmJ1dCB0aGUgQUxU RVIgRk9SRUlHTiBUQUJMRSBkb2N1bWVudGF0aW9uIHdhcyBub3QgdXBkYXRlZCB0byBtZW50aW9u IGl0LgoKVGhpcyBjb21taXQgdXBkYXRlcyB0aGUgZG9jdW1lbnRhdGlvbiB0byBkZXNjcmliZSB0 aGUgSUYgTk9UIEVYSVNUUyBvcHRpb24gZm9yCkFMVEVSIEZPUkVJR04gVEFCTEUgQUREIENPTFVN Ti4KCldoaWxlIHVwZGF0aW5nIHRoYXQgc2VjdGlvbiwgYWxzbyB0aGlzIGNvbW1pdCBjbGFyaWZp ZXMgdGhhdCB0aGUgQ09MVU1OIGtleXdvcmQKaXMgb3B0aW9uYWwgaW4gQUxURVIgRk9SRUlHTiBU QUJMRSBBREQvRFJPUCBDT0xVTU4uIFByZXZpb3VzbHksIHBhcnQgb2YKdGhlIGRvY3VtZW50YXRp b24gY291bGQgYmUgcmVhZCBhcyBpZiBDT0xVTU4gd2VyZSByZXF1aXJlZC4KClRoaXMgY29tbWl0 IGFkZHMgcmVncmVzc2lvbiB0ZXN0cyBjb3ZlcmluZyB0aGVzZSBBTFRFUiBGT1JFSUdOIFRBQkxF IHN5bnRheGVzLgoKQmFja3BhdGNoIHRvIGFsbCBzdXBwb3J0ZWQgdmVyc2lvbnMuCgpTdWdnZXN0 ZWQtYnk6IEZ1amlpIE1hc2FvIDxtYXNhby5mdWppaUBnbWFpbC5jb20+CkF1dGhvcjogQ2hhbyBM aSA8bGljQGhpZ2hnby5jb20+ClJldmlld2VkLWJ5OiBSb2JlcnQgVHJlYXQgPHJvYkB4emlsbGEu bmV0PgpSZXZpZXdlZC1ieTogRnVqaWkgTWFzYW8gPG1hc2FvLmZ1amlpQGdtYWlsLmNvbT4KRGlz Y3Vzc2lvbjogaHR0cHM6Ly9wb3N0Z3IuZXMvbS9DQUhHUUd3Rms9cnJocndHd1B0UXhCZXNiVDRE elNaODZRM2Z0Y3dDdTNBUjViT2lYTHdAbWFpbC5nbWFpbC5jb20KQmFja3BhdGNoLXRocm91Z2g6 IDE0CgpCcmFuY2gKLS0tLS0tClJFTF8xOF9TVEFCTEUKCkRldGFpbHMKLS0tLS0tLQpodHRwczov L2dpdC5wb3N0Z3Jlc3FsLm9yZy9wZy9jb21taXRkaWZmLzk0ZmY4MGY0OWQ2NGVkM2IyYjVmZTU5 ODczMjYwMGM5YmIxYmViNzEKCk1vZGlmaWVkIEZpbGVzCi0tLS0tLS0tLS0tLS0tCmRvYy9zcmMv c2dtbC9yZWYvYWx0ZXJfZm9yZWlnbl90YWJsZS5zZ21sICB8ICA4ICsrKysrLS0tCnNyYy90ZXN0 L3JlZ3Jlc3MvZXhwZWN0ZWQvZm9yZWlnbl9kYXRhLm91dCB8IDEzICsrKysrKysrKysrKysKc3Jj L3Rlc3QvcmVncmVzcy9zcWwvZm9yZWlnbl9kYXRhLnNxbCAgICAgIHwgIDcgKysrKysrKwozIGZp bGVzIGNoYW5nZWQsIDI1IGluc2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCgo= --===============3252507284893475326==--