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 4.94.2) (envelope-from ) id 1tqEX4-001bWR-6G for pgsql-committers@arkaria.postgresql.org; Thu, 06 Mar 2025 16:57:14 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1tqEX2-000VjU-TB for pgsql-committers@arkaria.postgresql.org; Thu, 06 Mar 2025 16:57:12 +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 4.94.2) (envelope-from ) id 1tqEUn-000RLg-Vw for pgsql-committers@lists.postgresql.org; Thu, 06 Mar 2025 16:54:53 +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 4.96) (envelope-from ) id 1tqEUj-001KgP-2i for pgsql-committers@lists.postgresql.org; Thu, 06 Mar 2025 16:54:53 +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 4.94.2) (envelope-from ) id 1tqEUi-003PP6-Ve for pgsql-committers@lists.postgresql.org; Thu, 06 Mar 2025 16:54:48 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1tqEUi-00176b-1k for pgsql-committers@lists.postgresql.org; Thu, 06 Mar 2025 16:54:48 +0000 Content-Type: multipart/mixed; boundary="===============3865632318572001288==" MIME-Version: 1.0 From: Tom Lane To: pgsql-committers@lists.postgresql.org Subject: pgsql: Fix some performance issues in GIN query startup. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Thu, 06 Mar 2025 16:54:48 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============3865632318572001288== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Rml4IHNvbWUgcGVyZm9ybWFuY2UgaXNzdWVzIGluIEdJTiBxdWVyeSBzdGFydHVwLgoKSWYgYSBH SU4gaW5kZXggc2VhcmNoIGhhZCBhIGxvdCBvZiBzZWFyY2gga2V5cyAoZm9yIGV4YW1wbGUsCiJq c29uYmNvbCA/fCBhcnJheVtdIiB3aXRoIHRlbnMgb2YgdGhvdXNhbmRzIG9mIGFycmF5IGVsZW1l bnRzKSwKYm90aCBnaW5GaWxsU2NhbktleSgpIGFuZCBzdGFydFNjYW5LZXkoKSB0b29rIE8oTl4y KSB0aW1lLgpXb3JzZSwgdGhvc2UgbG9vcHMgd2VyZSB1bmNhbmNlbGFibGUgZm9yIGxhY2sgb2Yg Q0hFQ0tfRk9SX0lOVEVSUlVQVFMuCgpUaGUgcHJvYmxlbSBpbiBnaW5GaWxsU2NhbktleSgpIGlz IHRoZSBicnV0ZS1mb3JjZSBzZWFyY2gga2V5CmRlLWR1cGxpY2F0aW9uIGRvbmUgaW4gZ2luRmls bFNjYW5FbnRyeSgpLiAgVGhlIG1vc3QgZXhwZWRpZW50CnNvbHV0aW9uIHNlZW1zIHRvIGJlIHRv IGp1c3Qgc3RvcCB0cnlpbmcgdG8gZGUtZHVwbGljYXRlIG9uY2UKdGhlcmUgYXJlICJ0b28gbWFu eSIgc2VhcmNoIGtleXMuICBXZSBjb3VsZCBpbWFnaW5lIHdvcmtpbmcgaGFyZGVyLApzYXkgYnkg dXNpbmcgYSBzb3J0LWFuZC11bmlxdWUgYWxnb3JpdGhtIGluc3RlYWQgb2YgYnJ1dGUgZm9yY2UK Y29tcGFyZS1hbGwtdGhlLWtleXMuICBCdXQgaXQgc2VlbXMgdW5saWtlbHkgdG8gYmUgd29ydGgg dGhlIHRyb3VibGUuClRoZXJlIGlzIG5vIGNvcnJlY3RuZXNzIGlzc3VlIGhlcmUsIHNpbmNlIHRo ZSBjb2RlIGFscmVhZHkgYWxsb3dlZApkdXBsaWNhdGUga2V5cyBpZiBhbnkgZXh0cmFfZGF0YSBp cyBwcmVzZW50LgoKVGhlIHByb2JsZW0gaW4gc3RhcnRTY2FuS2V5KCkgaXMgdGhlIGxvb3AgdGhh dCBhdHRlbXB0cyB0byBpZGVudGlmeQp0aGUgZmlyc3Qgbm9uLXJlcXVpcmVkIHNlYXJjaCBrZXku ICBJbiB0aGUgc3VibWl0dGVkIHRlc3QgY2FzZSwgdGhhdAp2YWlubHkgdGVzdHMgYWxsIHRoZSBr ZXkgcG9zaXRpb25zLCBhbmQgZWFjaCBpdGVyYXRpb24gdGFrZXMgTyhOKQp0aW1lLiAgT25lIHBh cnQgb2YgdGhhdCBpcyB0aGF0IGl0J3MgcmVpbml0aWFsaXppbmcgdGhlIGVudHJ5UmVzW10KYXJy YXkgZnJvbSBzY3JhdGNoIGVhY2ggdGltZSwgd2hpY2ggaXMgZW50aXJlbHkgdW5uZWNlc3Nhcnkg Z2l2ZW4KdGhhdCB0aGUgdHJpQ29uc2lzdGVudEZuIGlzbid0IHN1cHBvc2VkIHRvIHNjcmliYmxl IG9uIGl0cyBpbnB1dC4KV2UgY2FuIGVhc2lseSBhZGp1c3QgdGhlIGFycmF5IGNvbnRlbnRzIGlu Y3JlbWVudGFsbHkgaW5zdGVhZC4KVGhlIG90aGVyIHBhcnQgb2YgaXQgaXMgdGhhdCB0aGUgdHJp Q29uc2lzdGVudEZuIG1heSBpdHNlbGYgdGFrZQpPKE4pIHRpbWUgKGFuZCBkb2VzIGluIHRoaXMg dGVzdCBjYXNlKS4gIFRoaXMgaXMgYWxsIGV4dHJlbWVseQpicnV0ZSBmb3JjZTogaW4gc2ltcGxl IGNhc2VzIHdpdGggQU5EIG9yIE9SIHNlbWFudGljcywgd2UgY291bGQKa25vdyB3aXRob3V0IGFu eSBsb29waW5nIHdoYXRldmVyIHRoYXQgYWxsIG9yIG5vbmUgb2YgdGhlIGtleXMKYXJlIHJlcXVp cmVkLiAgQnV0IEdJTiBvcGNsYXNzZXMgZG9uJ3QgaGF2ZSBhbnkgQVBJIGZvciBleHBvc2luZwp0 aGF0IGtub3dsZWRnZSwgc28gYXQgbGVhc3QgaW4gdGhlIHNob3J0IHJ1biB0aGVyZSBpcyBsaXR0 bGUgdG8KYmUgZG9uZSBhYm91dCB0aGF0LiAgUHV0IGluIGEgQ0hFQ0tfRk9SX0lOVEVSUlVQVFMg c28gdGhhdCBhdApsZWFzdCB0aGUgbG9vcCBpcyBjYW5jZWxhYmxlLgoKVGhlc2UgdHdvIGNoYW5n ZXMgdG9nZXRoZXIgcmVzb2x2ZSB0aGUgcHJpbWFyeSBjb21wbGFpbnQgdGhhdAp0aGUgdGVzdCBx dWVyeSBkb2Vzbid0IHJlc3BvbmQgcHJvbXB0bHkgdG8gY2FuY2VsIGludGVycnVwdHMuCkFsc28s IHdoaWxlIHRoZXkgZG9uJ3QgY29tcGxldGVseSBlbGltaW5hdGUgdGhlIE8oTl4yKSBiZWhhdmlv ciwKdGhleSBkbyBwcm92aWRlIHF1aXRlIGEgbmljZSBzcGVlZHVwIGZvciBtaWQtc2l6ZWQgZXhh bXBsZXMuCgpCdWc6ICMxODgzMQpSZXBvcnRlZC1ieTogTmllayA8bmllay5icmFzYUBoaXRhY2hp ZW5lcmd5LmNvbT4KQXV0aG9yOiBUb20gTGFuZSA8dGdsQHNzcy5wZ2gucGEudXM+CkRpc2N1c3Np b246IGh0dHBzOi8vcG9zdGdyLmVzL20vMTg4MzEtZTg0NWFjNDRlYmM1ZGQzNkBwb3N0Z3Jlc3Fs Lm9yZwpCYWNrcGF0Y2gtdGhyb3VnaDogMTMKCkJyYW5jaAotLS0tLS0KUkVMXzE0X1NUQUJMRQoK RGV0YWlscwotLS0tLS0tCmh0dHBzOi8vZ2l0LnBvc3RncmVzcWwub3JnL3BnL2NvbW1pdGRpZmYv ZTJhNjkzNGE4ODU1YmM0Yzg0MjE0MTJiYzRkOTQ5NWRlMDc1M2FiNQoKTW9kaWZpZWQgRmlsZXMK LS0tLS0tLS0tLS0tLS0Kc3JjL2JhY2tlbmQvYWNjZXNzL2dpbi9naW5nZXQuYyAgfCAxMCArKysr KystLS0tCnNyYy9iYWNrZW5kL2FjY2Vzcy9naW4vZ2luc2Nhbi5jIHwgIDcgKysrKysrLQoyIGZp bGVzIGNoYW5nZWQsIDEyIGluc2VydGlvbnMoKyksIDUgZGVsZXRpb25zKC0pCgo= --===============3865632318572001288==--