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Thu, 12 Dec 2024 02:29:05 +0000 Content-Type: multipart/mixed; boundary="===============1568236287577394598==" MIME-Version: 1.0 From: David Rowley To: pgsql-committers@lists.postgresql.org Subject: pgsql: Detect redundant GROUP BY columns using UNIQUE indexes X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Thu, 12 Dec 2024 02:29:05 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============1568236287577394598== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 RGV0ZWN0IHJlZHVuZGFudCBHUk9VUCBCWSBjb2x1bW5zIHVzaW5nIFVOSVFVRSBpbmRleGVzCgpk NGMzYTE1NmMgYWRkZWQgc3VwcG9ydCB0aGF0IHdoZW4gdGhlIEdST1VQIEJZIGNvbnRhaW5lZCBh bGwgb2YgdGhlCmNvbHVtbnMgYmVsb25naW5nIHRvIGEgcmVsYXRpb24ncyBQUklNQVJZIEtFWSwg YWxsIG90aGVyIGNvbHVtbnMKYmVsb25naW5nIHRvIHRoYXQgcmVsYXRpb24gd291bGQgYmUgcmVt b3ZlZCBmcm9tIHRoZSBHUk9VUCBCWSBjbGF1c2UuClRoYXQncyBwb3NzaWJsZSBiZWNhdXNlIGFs bCBvdGhlciBjb2x1bW5zIGFyZSBmdW5jdGlvbmFsbHkgZGVwZW5kZW50IG9uCnRoZSBQUklNQVJZ IEtFWSBhbmQgdGhvc2UgY29sdW1ucyBhbG9uZSBlbnN1cmUgdGhlIGdyb3VwcyBhcmUgZGlzdGlu Y3QuCgpIZXJlIHdlIGV4cGFuZCBvbiB0aGF0IG9wdGltaXphdGlvbiBhbmQgYWxsb3cgaXQgdG8g d29yayBmb3IgYW55IHVuaXF1ZQppbmRleGVzIG9uIHRoZSB0YWJsZSByYXRoZXIgdGhhbiBqdXN0 IHRoZSBQUklNQVJZIEtFWSBpbmRleC4gIFRoaXMKbm9ybWFsbHkgcmVxdWlyZXMgdGhhdCBhbGwg Y29sdW1ucyBpbiB0aGUgaW5kZXggYXJlIGRlZmluZWQgd2l0aCBOT1QgTlVMTCwKaG93ZXZlciwg d2UgY2FuIHJlbGF4IHRoYXQgcmVxdWlyZW1lbnQgd2hlbiB0aGUgaW5kZXggaXMgZGVmaW5lZCB3 aXRoCk5VTExTIE5PVCBESVNUSU5DVC4KCldoZW4gdGhlcmUgYXJlIG11bHRpcGxlIHN1aXRhYmxl IGluZGV4ZXMgdG8gYWxsb3cgY29sdW1ucyB0byBiZSByZW1vdmVkLAp3ZSBwcmVmZXIgdGhlIGlu ZGV4IHdpdGggdGhlIGxlYXN0IG51bWJlciBvZiBjb2x1bW5zIGFzIHRoaXMgYWxsb3dzIHVzCnRv IHJlbW92ZSB0aGUgaGlnaGVzdCBudW1iZXIgb2YgR1JPVVAgQlkgY29sdW1ucy4gIE9uZSBkYXks IHdlIG1heSB3YW50IHRvCnJldmlzaXQgdGhhdCBkZWNpc2lvbiBhcyBpdCBtYXkgbWFrZSBtb3Jl IHNlbnNlIHRvIHVzZSB0aGUgbmFycm93ZXIgc2V0IG9mCmNvbHVtbnMgaW4gdGVybXMgb2YgdGhl IHdpZHRoIG9mIHRoZSBkYXRhIHR5cGVzIGFuZCBzdG9yZWQvcXVlcmllZCBkYXRhLgoKVGhpcyBh bHNvIGFkanVzdHMgdGhlIGNvZGUgdG8gbWFrZSB1c2Ugb2YgUmVsT3B0SW5mby5pbmRleGxpc3Qg cmF0aGVyCnRoYW4gbG9va2luZyB1cCB0aGUgY2F0YWxvZyB0YWJsZXMuCgpJbiBwYXNzaW5nLCBh ZGQgYW5vdGhlciBzaG9ydC1jaXJjdWl0IHBhdGggdG8gYWxsb3cgYmFpbGluZyBvdXQgZWFybGll cgppbiBjYXNlcyB3aGVyZSBpdCdzIGNlcnRhaW5seSBub3QgcG9zc2libGUgdG8gcmVtb3ZlIHJl ZHVuZGFudCBHUk9VUCBCWQpjb2x1bW5zLiAgVGhpcyBlYXJseSBleGl0IGlzIG5vdyBjaGVhcGVy IHRvIGRvIHRoYW4gd2hlbiB0aGlzIGNvZGUgd2FzCm9yaWdpbmFsbHkgd3JpdHRlbiBhcyAwMGI0 MTQ2M2MgbWFkZSBpdCBjaGVhcGVyIHRvIGNoZWNrIGZvciBlbXB0eQpCaXRtYXBzZXRzLgoKUGF0 Y2ggb3JpZ2luYWxseSBieSBaaGFuZyBNaW5nbGkgYW5kIGxhdGVyIHdvcmtlZCBvbiBieSBqaWFu IGhlLCBidXQgYWZ0ZXIKSSAoRGF2aWQpIHdvcmtlZCBvbiBpdCwgdGhlcmUgd2FzIHZlcnkgbGl0 dGxlIG9mIHRoZSBvcmlnaW5hbCBsZWZ0LgoKQXV0aG9yOiBaaGFuZyBNaW5nbGksIGppYW4gaGUs IERhdmlkIFJvd2xleQpSZXZpZXdlZC1ieTogamlhbiBoZSwgQW5kcmVpIExlcGlraG92CkRpc2N1 c3Npb246IGh0dHBzOi8vcG9zdGdyLmVzL20vMzI3OTkwYzgtYjliMi00YjBjLWJmZmItNDYyMjQ5 ZjgyZGUwJTQwU3BhcmsKCkJyYW5jaAotLS0tLS0KbWFzdGVyCgpEZXRhaWxzCi0tLS0tLS0KaHR0 cHM6Ly9naXQucG9zdGdyZXNxbC5vcmcvcGcvY29tbWl0ZGlmZi9iZDEwZWM1Mjk3OTZhMTM2NzA2 NDVlNmFjZDY0MGM2ZjI5MGRmMDIwCgpNb2RpZmllZCBGaWxlcwotLS0tLS0tLS0tLS0tLQpzcmMv YmFja2VuZC9vcHRpbWl6ZXIvcGxhbi9pbml0c3BsYW4uYyAgIHwgMTIwICsrKysrKysrKysrKysr KysrKysrKysrKystLS0tLS0Kc3JjL2JhY2tlbmQvb3B0aW1pemVyL3V0aWwvcGxhbmNhdC5jICAg ICB8ICAgMSArCnNyYy9pbmNsdWRlL25vZGVzL3BhdGhub2Rlcy5oICAgICAgICAgICAgfCAgIDIg KwpzcmMvdGVzdC9yZWdyZXNzL2V4cGVjdGVkL2FnZ3JlZ2F0ZXMub3V0IHwgIDY3ICsrKysrKysr KysrKysrKysrCnNyYy90ZXN0L3JlZ3Jlc3Mvc3FsL2FnZ3JlZ2F0ZXMuc3FsICAgICAgfCAgMzIg KysrKysrKysrCjUgZmlsZXMgY2hhbmdlZCwgMjAwIGluc2VydGlvbnMoKyksIDIyIGRlbGV0aW9u cygtKQoK --===============1568236287577394598==--