{"id":178832,"date":"2024-11-08T21:16:23","date_gmt":"2024-11-08T13:16:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/178832\/"},"modified":"2024-11-08T21:16:24","modified_gmt":"2024-11-08T13:16:24","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9postgresql%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9a25003-inappropriate_access_mode_for_branch_transaction%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/178832\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9PostgreSQL\u932f\u8aa4\u4ee3\u78bc\uff1a25003 &#8211; inappropriate_access_mode_for_branch_transaction\uff1f"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9postgresql%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9a25003-inappropriate_access_mode_for_branch_transaction-qTJzxkjIGX\">\u5982\u4f55\u4fee\u5fa9PostgreSQL\u932f\u8aa4\u4ee3\u78bc\uff1a25003 &#8211; inappropriate_access_mode_for_branch_transaction<\/h1>\n<p>\u5728\u4f7f\u7528PostgreSQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u662f\u932f\u8aa4\u4ee3\u78bc25003\uff0c\u8a72\u932f\u8aa4\u901a\u5e38\u986f\u793a\u70ba\u300cinappropriate_access_mode_for_branch_transaction\u300d\u3002\u9019\u500b\u932f\u8aa4\u4e3b\u8981\u51fa\u73fe\u5728\u4f7f\u7528\u5206\u652f\u4e8b\u52d9\u6642\uff0c\u7576\u524d\u7684\u4e8b\u52d9\u6a21\u5f0f\u4e0d\u9069\u5408\u9032\u884c\u67d0\u4e9b\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc25003%e7%9a%84%e5%8e%9f%e5%9b%a0-qTJzxkjIGX\">\u932f\u8aa4\u4ee3\u78bc25003\u7684\u539f\u56e0<\/h2>\n<p>PostgreSQL\u7684\u4e8b\u52d9\u7ba1\u7406\u7cfb\u7d71\u5141\u8a31\u7528\u6236\u5728\u6578\u64da\u5eab\u4e2d\u9032\u884c\u591a\u500b\u64cd\u4f5c\uff0c\u4e26\u5728\u9700\u8981\u6642\u56de\u6efe\u9019\u4e9b\u64cd\u4f5c\u3002\u7576\u7528\u6236\u5617\u8a66\u5728\u4e0d\u6b63\u78ba\u7684\u4e8b\u52d9\u6a21\u5f0f\u4e0b\u57f7\u884c\u67d0\u4e9b\u64cd\u4f5c\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u932f\u8aa4\u4ee3\u78bc25003\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u5206\u652f\u4e8b\u52d9\u7684\u4f7f\u7528\u4e0d\u7576\uff1a<\/strong>\u7576\u4e00\u500b\u4e8b\u52d9\u88ab\u8a2d\u7f6e\u70ba\u5206\u652f\u4e8b\u52d9\u6642\uff0c\u67d0\u4e9b\u64cd\u4f5c\uff08\u5982\u5275\u5efa\u6216\u522a\u9664\u8868\uff09\u662f\u4e0d\u5141\u8a31\u7684\u3002<\/li>\n<li><strong>\u4e8b\u52d9\u6a21\u5f0f\u4e0d\u5339\u914d\uff1a<\/strong>\u5982\u679c\u5728\u4e00\u500b\u4e8b\u52d9\u4e2d\u6df7\u5408\u4f7f\u7528\u4e86\u4e0d\u540c\u7684\u4e8b\u52d9\u6a21\u5f0f\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u4e0d\u6b63\u78ba\u7684\u4e8b\u52d9\u63a7\u5236\uff1a<\/strong>\u5728\u4e8b\u52d9\u4e2d\u672a\u6b63\u78ba\u4f7f\u7528COMMIT\u6216ROLLBACK\u547d\u4ee4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u4e8b\u52d9\u8655\u65bc\u4e0d\u7a69\u5b9a\u72c0\u614b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc25003-qTJzxkjIGX\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa4\u4ee3\u78bc25003<\/h2>\n<p>\u4fee\u5fa9\u6b64\u932f\u8aa4\u7684\u7b2c\u4e00\u6b65\u662f\u78ba\u5b9a\u5c0e\u81f4\u932f\u8aa4\u7684\u5177\u9ad4\u539f\u56e0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e4%ba%8b%e5%8b%99%e6%a8%a1%e5%bc%8f-qTJzxkjIGX\">1. \u6aa2\u67e5\u4e8b\u52d9\u6a21\u5f0f<\/h3>\n<p>\u78ba\u4fdd\u60a8\u5728\u4f7f\u7528\u5206\u652f\u4e8b\u52d9\u6642\uff0c\u9075\u5faa\u6b63\u78ba\u7684\u4e8b\u52d9\u6a21\u5f0f\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u7684\u4e8b\u52d9\u6a21\u5f0f\uff1a<\/p>\n<pre><code>SHOW transaction_isolation;<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u767c\u73fe\u7576\u524d\u7684\u4e8b\u52d9\u6a21\u5f0f\u4e0d\u9069\u5408\u9032\u884c\u6240\u9700\u7684\u64cd\u4f5c\uff0c\u8acb\u8003\u616e\u66f4\u6539\u4e8b\u52d9\u6a21\u5f0f\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5c07\u4e8b\u52d9\u6a21\u5f0f\u8a2d\u7f6e\u70baREAD COMMITTED\uff1a<\/p>\n<pre><code>SET TRANSACTION ISOLATION LEVEL READ COMMITTED;<\/code><\/pre>\n<h3 id=\"2-%e6%ad%a3%e7%a2%ba%e4%bd%bf%e7%94%a8commit%e5%92%8crollback-qTJzxkjIGX\">2. \u6b63\u78ba\u4f7f\u7528COMMIT\u548cROLLBACK<\/h3>\n<p>\u5728\u4e8b\u52d9\u4e2d\uff0c\u78ba\u4fdd\u5728\u5b8c\u6210\u6240\u6709\u64cd\u4f5c\u5f8c\u6b63\u78ba\u4f7f\u7528COMMIT\u547d\u4ee4\u3002\u5982\u679c\u9700\u8981\u56de\u6efe\u64cd\u4f5c\uff0c\u8acb\u4f7f\u7528ROLLBACK\u547d\u4ee4\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>BEGIN;\n-- \u57f7\u884c\u4e00\u4e9b\u64cd\u4f5c\nCOMMIT;<\/code><\/pre>\n<h3 id=\"3-%e9%81%bf%e5%85%8d%e5%9c%a8%e5%88%86%e6%94%af%e4%ba%8b%e5%8b%99%e4%b8%ad%e5%9f%b7%e8%a1%8c%e4%b8%8d%e7%95%b6%e6%93%8d%e4%bd%9c-qTJzxkjIGX\">3. \u907f\u514d\u5728\u5206\u652f\u4e8b\u52d9\u4e2d\u57f7\u884c\u4e0d\u7576\u64cd\u4f5c<\/h3>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u4f7f\u7528\u5206\u652f\u4e8b\u52d9\uff0c\u8acb\u907f\u514d\u57f7\u884c\u5982\u5275\u5efa\u6216\u522a\u9664\u8868\u7b49\u64cd\u4f5c\u3002\u9019\u4e9b\u64cd\u4f5c\u61c9\u5728\u4e3b\u4e8b\u52d9\u4e2d\u9032\u884c\uff0c\u800c\u4e0d\u662f\u5728\u5206\u652f\u4e8b\u52d9\u4e2d\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bf%ae%e5%be%a9%e9%81%8e%e7%a8%8b-qTJzxkjIGX\">\u793a\u4f8b\uff1a\u4fee\u5fa9\u904e\u7a0b<\/h2>\n<p>\u5047\u8a2d\u60a8\u5728\u57f7\u884c\u4ee5\u4e0bSQL\u8a9e\u53e5\u6642\u9047\u5230\u932f\u8aa4\u4ee3\u78bc25003\uff1a<\/p>\n<pre><code>BEGIN;\nSAVEPOINT my_savepoint;\nCREATE TABLE test_table (id SERIAL PRIMARY KEY);\n-- \u5176\u4ed6\u64cd\u4f5c\nROLLBACK TO my_savepoint;<\/code><\/pre>\n<p>\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u60a8\u61c9\u8a72\u5c07CREATE TABLE\u8a9e\u53e5\u79fb\u5230\u4e3b\u4e8b\u52d9\u4e2d\uff0c\u4e26\u78ba\u4fdd\u5728SAVEPOINT\u4e4b\u5f8c\u4e0d\u57f7\u884c\u4e0d\u7576\u64cd\u4f5c\u3002\u4fee\u6b63\u5f8c\u7684\u4ee3\u78bc\u5982\u4e0b\uff1a<\/p>\n<pre><code>BEGIN;\nCREATE TABLE test_table (id SERIAL PRIMARY KEY);\nSAVEPOINT my_savepoint;\n-- \u5176\u4ed6\u64cd\u4f5c\nCOMMIT;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qTJzxkjIGX\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL\u932f\u8aa4\u4ee3\u78bc25003\u901a\u5e38\u662f\u7531\u65bc\u4e0d\u7576\u7684\u4e8b\u52d9\u6a21\u5f0f\u6216\u64cd\u4f5c\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u4e8b\u52d9\u6a21\u5f0f\u3001\u6b63\u78ba\u4f7f\u7528COMMIT\u548cROLLBACK\u547d\u4ee4\uff0c\u4ee5\u53ca\u907f\u514d\u5728\u5206\u652f\u4e8b\u52d9\u4e2d\u57f7\u884c\u4e0d\u7576\u64cd\u4f5c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u7ba1\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9PostgreSQL\u932f\u8aa4\u4ee3\u78bc25003\uff0c\u89e3\u6c7a\u4e0d\u7576\u8a2a\u554f\u6a21\u5f0f\u7684\u5206\u652f\u4e8b\u52d9\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u6b63\u5e38\u904b\u884c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-178832","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=178832"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178832\/revisions"}],"predecessor-version":[{"id":178833,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178832\/revisions\/178833"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=178832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=178832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=178832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}