{"id":21386,"date":"2024-01-02T08:31:26","date_gmt":"2024-01-02T08:31:26","guid":{"rendered":"https:\/\/server.hk\/blog\/21386\/"},"modified":"2024-11-14T10:35:26","modified_gmt":"2024-11-14T02:35:26","slug":"how-to-fix-postgresql-error-code-3b000-savepoint_exception","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21386\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a3B000 &#8211; savepoint_exception"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-3b000-savepoint_exception-lqlESnBqfI\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a3B000 &#8211; savepoint_exception<\/h1>\n<p>PostgreSQL \u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u88ab\u5168\u7403\u7684\u958b\u767c\u8005\u548c\u4f01\u696d\u5ee3\u6cdb\u4f7f\u7528\u3002\u7136\u800c\uff0c\u8207\u6240\u6709\u8edf\u9ad4\u4e00\u6a23\uff0cPostgreSQL \u4e5f\u53ef\u80fd\u6703\u9047\u5230\u5f71\u97ff\u5176\u529f\u80fd\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u4fbf\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a3B000 &#8211; savepoint_exception\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u542b\u7fa9\u4e26\u63d0\u4f9b\u4fee\u5fa9\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"understanding-postgresql-error-code-3b000-savepoint_exception-lqlESnBqfI\">\u7406\u89e3 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a3B000 &#8211; savepoint_exception<\/h2>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u901a\u5e38\u6703\u4f7f\u7528\u4fdd\u5b58\u9ede\u4f86\u6a19\u8a18\u4e8b\u52d9\u4e2d\u7684\u7279\u5b9a\u4f4d\u7f6e\u3002\u4fdd\u5b58\u9ede\u5141\u8a31\u90e8\u5206\u56de\u6efe\uff0c\u5373\u50c5\u64a4\u6d88\u4e8b\u52d9\u7684\u67d0\u4e00\u90e8\u5206\u3002\u7136\u800c\uff0c\u7576\u4fdd\u5b58\u9ede\u5167\u767c\u751f\u932f\u8aa4\u6642\uff0cPostgreSQL \u6703\u5f15\u767c 3B000 \u932f\u8aa4\u4ee3\u78bc\uff0c\u8868\u793a\u767c\u751f\u4e86\u4fdd\u5b58\u9ede\u7570\u5e38\u3002<\/p>\n<p>\u6b64\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u4fdd\u5b58\u9ede\u672c\u8eab\u5b58\u5728\u554f\u984c\u6216\u4fdd\u5b58\u9ede\u4f7f\u7528\u4e0d\u7576\u7684\u60c5\u6cc1\u4e0b\u3002\u53ef\u80fd\u7684\u539f\u56e0\u5305\u62ec\u7121\u6548\u7684\u4fdd\u5b58\u9ede\u540d\u7a31\u3001\u8a66\u5716\u91cb\u653e\u4e0d\u5b58\u5728\u7684\u4fdd\u5b58\u9ede\u6216\u5728\u4e0d\u652f\u6301\u7684\u60c5\u5883\u4e2d\u4f7f\u7528\u4fdd\u5b58\u9ede\u7b49\u3002<\/p>\n<h2 id=\"steps-to-fix-postgresql-error-code-3b000-savepoint_exception-lqlESnBqfI\">\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a3B000 &#8211; savepoint_exception \u7684\u6b65\u9a5f<\/h2>\n<p>\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a3B000 &#8211; savepoint_exception \u9700\u8981\u8fa8\u8b58\u6839\u672c\u539f\u56e0\u4e26\u63a1\u53d6\u9069\u7576\u884c\u52d5\u3002\u4ee5\u4e0b\u662f\u60a8\u53ef\u4ee5\u9075\u5faa\u7684\u4e00\u4e9b\u6b65\u9a5f\u4ee5\u89e3\u6c7a\u6b64\u932f\u8aa4\uff1a<\/p>\n<h3 id=\"1-review-the-savepoint-usage-lqlESnBqfI\">1. \u6aa2\u67e5\u4fdd\u5b58\u9ede\u7528\u6cd5<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u4f7f\u7528\u4fdd\u5b58\u9ede\u7684\u7a0b\u5f0f\u78bc\u3002\u78ba\u4fdd\u4fdd\u5b58\u9ede\u7684\u5275\u5efa\u548c\u91cb\u653e\u904e\u7a0b\u6b63\u78ba\u3002\u6aa2\u67e5\u662f\u5426\u6709\u4efb\u4f55\u62fc\u5beb\u932f\u8aa4\u6216\u4fdd\u5b58\u9ede\u540d\u7a31\u7684\u932f\u8aa4\u4f7f\u7528\u3002\u78ba\u4fdd\u4fdd\u5b58\u9ede\u50c5\u5728\u652f\u6301\u7684\u60c5\u5883\u4e2d\u4f7f\u7528\uff0c\u4f8b\u5982\u5728\u4e8b\u52d9\u584a\u5167\u3002<\/p>\n<h3 id=\"2-check-for-invalid-savepoint-names-lqlESnBqfI\">2. \u6aa2\u67e5\u7121\u6548\u7684\u4fdd\u5b58\u9ede\u540d\u7a31<\/h3>\n<p>\u5982\u679c\u60a8\u9047\u5230 3B000 \u932f\u8aa4\uff0c\u53ef\u80fd\u662f\u56e0\u70ba\u4f7f\u7528\u4e86\u7121\u6548\u7684\u4fdd\u5b58\u9ede\u540d\u7a31\u3002\u4fdd\u5b58\u9ede\u540d\u7a31\u5fc5\u9808\u9075\u5faa\u7279\u5b9a\u7684\u547d\u540d\u898f\u7bc4\uff0c\u4e26\u4e14\u4e0d\u80fd\u5305\u542b\u7279\u6b8a\u5b57\u7b26\u6216\u7a7a\u683c\u3002\u78ba\u4fdd\u60a8\u4f7f\u7528\u7684\u4fdd\u5b58\u9ede\u540d\u7a31\u662f\u6709\u6548\u7684\uff0c\u7b26\u5408 PostgreSQL \u7684\u547d\u540d\u8981\u6c42\u3002<\/p>\n<h3 id=\"3-verify-savepoint-existence-lqlESnBqfI\">3. \u9a57\u8b49\u4fdd\u5b58\u9ede\u7684\u5b58\u5728<\/h3>\n<p>\u5982\u679c\u60a8\u8a66\u5716\u91cb\u653e\u4e00\u500b\u4fdd\u5b58\u9ede\uff0c\u8acb\u518d\u6b21\u78ba\u8a8d\u8a72\u4fdd\u5b58\u9ede\u78ba\u5be6\u5b58\u5728\u3002\u5982\u679c\u60a8\u8a66\u5716\u91cb\u653e\u5c1a\u672a\u5275\u5efa\u6216\u5df2\u7d93\u88ab\u91cb\u653e\u7684\u4fdd\u5b58\u9ede\uff0cPostgreSQL \u6703\u5f15\u767c 3B000 \u932f\u8aa4\u3002\u78ba\u4fdd\u60a8\u5f15\u7528\u7684\u662f\u6b63\u78ba\u7684\u4fdd\u5b58\u9ede\u540d\u7a31\uff0c\u4e26\u4e14\u8a72\u4fdd\u5b58\u9ede\u5b58\u5728\u65bc\u4e8b\u52d9\u4e2d\u3002<\/p>\n<h3 id=\"4-review-transaction-handling-lqlESnBqfI\">4. \u6aa2\u67e5\u4e8b\u52d9\u8655\u7406<\/h3>\n<p>\u6aa2\u67e5\u60a8\u5728\u7a0b\u5f0f\u78bc\u4e2d\u5982\u4f55\u8655\u7406\u4e8b\u52d9\u3002\u4e0d\u7576\u7684\u4e8b\u52d9\u8655\u7406\u53ef\u80fd\u5c0e\u81f4\u4fdd\u5b58\u9ede\u7570\u5e38\u3002\u78ba\u4fdd\u60a8\u6b63\u78ba\u555f\u52d5\u548c\u7d50\u675f\u4e8b\u52d9\uff0c\u4e26\u4e14\u4fdd\u5b58\u9ede\u4f7f\u7528\u5728\u5408\u9069\u7684\u4e8b\u52d9\u584a\u5167\u3002<\/p>\n<h3 id=\"5-debug-and-test-lqlESnBqfI\">5. \u9664\u932f\u548c\u6e2c\u8a66<\/h3>\n<p>\u5982\u679c\u932f\u8aa4\u4f9d\u7136\u5b58\u5728\uff0c\u53ef\u80fd\u9700\u8981\u9032\u4e00\u6b65\u9664\u932f\u548c\u6e2c\u8a66\u60a8\u7684\u7a0b\u5f0f\u78bc\u3002\u4f7f\u7528\u9664\u932f\u5de5\u5177\u548c\u6280\u8853\u4f86\u8b58\u5225\u53ef\u80fd\u5c0e\u81f4\u4fdd\u5b58\u9ede\u7570\u5e38\u7684\u908f\u8f2f\u6216\u8a9e\u6cd5\u932f\u8aa4\u3002\u7528\u4e0d\u540c\u7684\u60c5\u5883\u6e2c\u8a66\u60a8\u7684\u7a0b\u5f0f\u78bc\uff0c\u4ee5\u78ba\u4fdd\u932f\u8aa4\u5df2\u89e3\u6c7a\u3002<\/p>\n<h2 id=\"summary-lqlESnBqfI\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a3B000 &#8211; savepoint_exception \u53ef\u80fd\u5728\u4e8b\u52d9\u4e2d\u7684\u4fdd\u5b58\u9ede\u8655\u7406\u4e0a\u51fa\u73fe\u554f\u984c\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u60a8\u9700\u6aa2\u67e5\u4fdd\u5b58\u9ede\u7684\u7528\u6cd5\u3001\u6aa2\u67e5\u7121\u6548\u7684\u4fdd\u5b58\u9ede\u540d\u7a31\u3001\u9a57\u8b49\u4fdd\u5b58\u9ede\u7684\u5b58\u5728\u3001\u6aa2\u67e5\u4e8b\u52d9\u8655\u7406\u4ee5\u53ca\u9664\u932f\u548c\u6e2c\u8a66\u60a8\u7684\u7a0b\u5f0f\u78bc\u3002\u9075\u5faa\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u89e3\u6c7a\u4fdd\u5b58\u9ede\u7570\u5e38\uff0c\u78ba\u4fdd PostgreSQL \u8cc7\u6599\u5eab\u7684\u9806\u5229\u904b\u884c\u3002<\/p>\n<p>\u5c0d\u65bc\u53ef\u9760\u4e14\u9ad8\u6548\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e<a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6191\u85c9\u6211\u5011\u4e00\u6d41\u7684 VPS \u8a17\u7ba1\u670d\u52d9\uff0c\u60a8\u53ef\u4ee5\u9ad4\u9a57\u865b\u64ec\u79c1\u4eba\u4f3a\u670d\u5668\u7684\u5f37\u5927\u548c\u9748\u6d3b\u6027\uff0c\u6eff\u8db3 PostgreSQL \u53ca\u5176\u4ed6\u8cc7\u6599\u5eab\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 PostgreSQL &#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-21386","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21386","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=21386"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21386\/revisions"}],"predecessor-version":[{"id":24108,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21386\/revisions\/24108"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}