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Thu, 05 Sep 2024 04:18:44 +0000 Content-Type: multipart/mixed; boundary="===============1085554829879343764==" MIME-Version: 1.0 From: David Rowley To: pgsql-committers@lists.postgresql.org Subject: pgsql: Optimize WindowAgg's use of tuplestores X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Thu, 05 Sep 2024 04:18:44 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============1085554829879343764== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 T3B0aW1pemUgV2luZG93QWdnJ3MgdXNlIG9mIHR1cGxlc3RvcmVzCgpXaGVuIFdpbmRvd0FnZyBm aW5pc2hlZCBvbmUgcGFydGl0aW9uIG9mIGEgUEFSVElUSU9OIEJZLCBpdCBwcmV2aW91c2x5Cndv dWxkIGNhbGwgdHVwbGVzdG9yZV9lbmQoKSB0byBwdXJnZSBhbGwgdGhlIHN0b3JlZCB0dXBsZXMg YmVmb3JlIGFnYWluCmNhbGxpbmcgdHVwbGVzdG9yZV9iZWdpbl9oZWFwKCkgYW5kIGNhcmVmdWxs eSBzZXR0aW5nIHVwIGFsbCBvZiB0aGUKdHVwbGVzdG9yZSByZWFkIHBvaW50ZXJzIGV4YWN0bHkg YXMgcmVxdWlyZWQgZm9yIHRoZSBnaXZlbiBmcmFtZU9wdGlvbnMuClNpbmNlIHRoZSBmcmFtZU9w dGlvbnMgZG9uJ3QgY2hhbmdlIGJldHdlZW4gcGFydGl0aW9ucywgdGhpcyBwYXJ0IGRvZXMKbm90 IG1ha2UgbXVjaCBzZW5zZS4gIEZvciBxdWVyaWVzIHRoYXQgaGFkIHZlcnkgZmV3IHJvd3MgcGVy IHBhcnRpdGlvbiwKdGhlIG92ZXJoZWFkIG9mIHRoaXMgd2FzIHZlcnkgbGFyZ2UuCgpJdCBzZWVt cyBtdWNoIGJldHRlciB0byBjcmVhdGUgdGhlIHR1cGxlc3RvcmUgYW5kIHRoZSByZWFkIHBvaW50 ZXJzIG9uY2UKYW5kIHNpbXBseSBjYWxsIHR1cGxlc3RvcmVfY2xlYXIoKSBhdCB0aGUgZW5kIG9m IGVhY2ggcGFydGl0aW9uLgp0dXBsZXN0b3JlX2NsZWFyKCkgbW92ZXMgYWxsIG9mIHRoZSByZWFk IHBvaW50ZXJzIGJhY2sgdG8gdGhlIHN0YXJ0CnBvc2l0aW9uIGFuZCBkZWxldGVzIGFsbCB0aGUg cHJldmlvdXNseSBzdG9yZWQgdHVwbGVzLgoKQSBzaW1wbGUgdGVzdCBxdWVyeSB3aXRoIDEgbWls bGlvbiBwYXJ0aXRpb25zIGFuZCAxIHR1cGxlIHBlciBwYXJ0aXRpb24KaGFzIGJlZW4gc2hvd24g dG8gcnVuIGFyb3VuZCA0MCUgZmFzdGVyIHRoYW4gd2l0aG91dCB0aGlzIGNoYW5nZS4gIFRoZQph ZGRpdGlvbmFsIGVmZm9ydCBzZWVtcyB0byBoYXZlIG1vc3RseSBiZWVuIHNwZW50IGluIG1hbGxv Yy9mcmVlLgoKTWFraW5nIHRoaXMgd29yayByZXF1aXJlZCBhZGRpbmcgYSBuZXcgYm9vbCBmaWVs ZCB0byBXaW5kb3dBZ2dTdGF0ZQp3aGljaCBoYWQgdGhlIHVuZm9ydHVuYXRlIGVmZmVjdCBvZiBi ZWluZyB0aGUgOXRoIGJvb2wgZmllbGQgaW4gYSBncm91cApyZXN1bHRpbmcgaW4gdGhlIHN0cnVj dCBiZWluZyBlbmxhcmdlZC4gIEhlcmUgd2Ugc2h1ZmZsZSB0aGUgZmllbGRzCmFyb3VuZCBhIGxp dHRsZSBzbyB0aGF0IHRoZSB0d28gYm9vbCBmaWVsZHMgZm9yIHJ1bmNvbmRpdGlvbiByZWxhdGlu ZwpzdHVmZiBmaXQgaW50byBleGlzdGluZyBwYWRkaW5nLiAgQWxzbywgbW92ZSB0aGUgInJ1bmNv bmRpdGlvbiIgZmllbGQgdG8KYmUgbmVhciB0aG9zZS4gIFRoaXMgZnJlZXMgdXAgZW5vdWdoIHNw YWNlIHdpdGggdGhlIG90aGVyIGJvb2wgZmllbGRzIHNvCnRoYXQgdGhlIG5ld2x5IGFkZGVkIG9u ZSBmaXRzIGludG8gdGhlIHBhZGRpbmcgYnl0ZXMuICBUaGlzIHdhcyBkb25lIHRvCmFkZHJlc3Mg YSB2ZXJ5IHNtYWxsIGJ1dCBhcHBhcmVudCBwZXJmb3JtYW5jZSByZWdyZXNzaW9uIHdpdGggcXVl cmllcwpjb250YWluaW5nIGEgbGFyZ2UgbnVtYmVyIG9mIHJvd3MgcGVyIHBhcnRpdGlvbi4KClJl dmlld2VkLWJ5OiBBc2h1dG9zaCBCYXBhdCA8YXNodXRvc2guYmFwYXQub3NzQGdtYWlsLmNvbT4K UmV2aWV3ZWQtYnk6IFRhdHN1byBJc2hpaSA8aXNoaWlAcG9zdGdyZXNxbC5vcmc+CkRpc2N1c3Np b246IGh0dHBzOi8vcG9zdGdyLmVzL20vQ0FIb3lGSzluLVFDWEtUVVdUX3h4dFhuaW5TTUV2JTJC Z2JKTjY2LXk2cHJNM2Y0V2tFSHclNDBtYWlsLmdtYWlsLmNvbQoKQnJhbmNoCi0tLS0tLQptYXN0 ZXIKCkRldGFpbHMKLS0tLS0tLQpodHRwczovL2dpdC5wb3N0Z3Jlc3FsLm9yZy9wZy9jb21taXRk aWZmLzkwOGE5Njg2MTJmOWVkNjE5MTFkOGNhMGExODViMjYyYjgyZjEyNjkKCk1vZGlmaWVkIEZp bGVzCi0tLS0tLS0tLS0tLS0tCnNyYy9iYWNrZW5kL2V4ZWN1dG9yL25vZGVXaW5kb3dBZ2cuYyB8 IDE2MiArKysrKysrKysrKysrKysrKysrKysrKy0tLS0tLS0tLS0tLQpzcmMvaW5jbHVkZS9ub2Rl cy9leGVjbm9kZXMuaCAgICAgICAgfCAgMjIgKystLS0KMiBmaWxlcyBjaGFuZ2VkLCAxMTggaW5z ZXJ0aW9ucygrKSwgNjYgZGVsZXRpb25zKC0pCgo= --===============1085554829879343764==--