{"id":21391,"date":"2024-01-02T08:36:31","date_gmt":"2024-01-02T08:36:31","guid":{"rendered":"https:\/\/server.hk\/blog\/21391\/"},"modified":"2024-11-14T10:35:19","modified_gmt":"2024-11-14T02:35:19","slug":"how-to-fix-postgresql-error-code-40002-transaction_integrity_constraint_violation","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21391\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a40002 &#8211; transaction_integrity_constraint_violation"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-40002-transaction_integrity_constraint_violation-BHzFmQQJdH\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a40002 &#8211; transaction_integrity_constraint_violation<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u3002\u7136\u800c\uff0c\u548c\u5176\u4ed6\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u4e5f\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\u548c\u554f\u984c\u3002PostgreSQL \u7528\u6236\u53ef\u80fd\u6703\u9047\u5230\u7684\u4e00\u500b\u5e38\u898b\u932f\u8aa4\u662f\u4ee3\u78bc\u70ba 40002 \u7684 &#8220;transaction_integrity_constraint_violation&#8221; \u932f\u8aa4\u3002\u7576\u4ea4\u6613\u4e2d\u9055\u53cd\u5b8c\u6574\u6027\u7d04\u675f\u6642\uff0c\u901a\u5e38\u6703\u767c\u751f\u6b64\u932f\u8aa4\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u4e26\u63d0\u4f9b\u4fee\u5fa9\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"causes-of-postgresql-error-code-40002-transaction_integrity_constraint_violation-BHzFmQQJdH\">PostgreSQL \u932f\u8aa4\u4ee3\u78bc 40002 \u7684\u539f\u56e0 &#8211; transaction_integrity_constraint_violation<\/h2>\n<p>&#8220;transaction_integrity_constraint_violation&#8221; \u932f\u8aa4\u5728 PostgreSQL \u4e2d\u53ef\u80fd\u6709\u5e7e\u500b\u6f5b\u5728\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u5916\u9375\u7d04\u675f\u9055\u53cd\uff1a<\/strong>\u7576\u9055\u53cd\u5916\u9375\u7d04\u675f\u6642\uff0c\u53ef\u80fd\u6703\u767c\u751f\u6b64\u932f\u8aa4\u3002\u5916\u9375\u7d04\u675f\u78ba\u4fdd\u5169\u500b\u8868\u4e4b\u9593\u7684\u53c3\u7167\u5b8c\u6574\u6027\uff0c\u5982\u679c\u5916\u9375\u503c\u5728\u88ab\u5f15\u7528\u7684\u8868\u4e2d\u4e0d\u5b58\u5728\uff0c\u5c31\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u552f\u4e00\u7d04\u675f\u9055\u53cd\uff1a<\/strong>\u53e6\u4e00\u500b\u53ef\u80fd\u7684\u539f\u56e0\u662f\u9055\u53cd\u552f\u4e00\u7d04\u675f\u3002\u552f\u4e00\u7d04\u675f\u78ba\u4fdd\u4e00\u5217\u6216\u4e00\u7d44\u5217\u4e2d\u7684\u6bcf\u500b\u503c\u90fd\u662f\u552f\u4e00\u7684\u3002\u5982\u679c\u63d2\u5165\u6216\u66f4\u65b0\u64cd\u4f5c\u9055\u53cd\u4e86\u6b64\u7d04\u675f\uff0c\u5247\u6703\u767c\u751f\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6aa2\u67e5\u7d04\u675f\u9055\u53cd\uff1a<\/strong>\u6aa2\u67e5\u7d04\u675f\u7528\u65bc\u5c0d\u5217\u503c\u5f37\u5236\u7279\u5b9a\u689d\u4ef6\u3002\u5982\u679c\u5728\u4ea4\u6613\u904e\u7a0b\u4e2d\u9055\u53cd\u4e86\u6aa2\u67e5\u7d04\u675f\uff0c\u5c31\u6703\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<li><strong>\u4e26\u767c\u554f\u984c\uff1a<\/strong>\u5728\u591a\u7528\u6236\u74b0\u5883\u4e2d\uff0c\u4e26\u767c\u4ea4\u6613\u6709\u6642\u6703\u5c0e\u81f4\u885d\u7a81\u548c\u5b8c\u6574\u6027\u7d04\u675f\u9055\u53cd\u3002\u7576\u591a\u500b\u4ea4\u6613\u8a66\u5716\u540c\u6642\u4fee\u6539\u76f8\u540c\u6578\u64da\u6642\uff0c\u5c31\u6703\u767c\u751f\u9019\u7a2e\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h2 id=\"how-to-fix-postgresql-error-code-40002-transaction_integrity_constraint_violation-BHzFmQQJdH\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a40002 &#8211; transaction_integrity_constraint_violation<\/h2>\n<p>\u73fe\u5728\u6211\u5011\u4e86\u89e3\u4e86\u932f\u8aa4\u7684\u53ef\u80fd\u539f\u56e0\uff0c\u8b93\u6211\u5011\u63a2\u8a0e\u4e00\u4e9b\u4fee\u5fa9\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-identify-the-cause-BHzFmQQJdH\">1. \u78ba\u8a8d\u539f\u56e0<\/h3>\n<p>\u4fee\u5fa9\u932f\u8aa4\u7684\u7b2c\u4e00\u6b65\u662f\u78ba\u8a8d\u5177\u9ad4\u539f\u56e0\u3002\u6aa2\u67e5\u932f\u8aa4\u4fe1\u606f\u548c\u76f8\u95dc\u7684 SQL \u8a9e\u53e5\uff0c\u4ee5\u78ba\u5b9a\u9055\u53cd\u4e86\u54ea\u500b\u5b8c\u6574\u6027\u7d04\u675f\u3002\u9019\u4e9b\u4fe1\u606f\u5c07\u5e6b\u52a9\u60a8\u7e2e\u5c0f\u6545\u969c\u6392\u9664\u7684\u7bc4\u570d\u3002<\/p>\n<h3 id=\"2-review-the-data-BHzFmQQJdH\">2. \u5be9\u67e5\u6578\u64da<\/h3>\n<p>\u78ba\u5b9a\u539f\u56e0\u5f8c\uff0c\u5be9\u67e5\u53d7\u5f71\u97ff\u8868\u4e2d\u7684\u6578\u64da\u3002\u5c0b\u627e\u53ef\u80fd\u5c0e\u81f4\u9055\u53cd\u7684\u4efb\u4f55\u4e0d\u4e00\u81f4\u6216\u885d\u7a81\u3002\u78ba\u4fdd\u88ab\u5f15\u7528\u8868\u4e2d\u7684\u6578\u64da\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u91cd\u8907\u6216\u885d\u7a81\u7684\u503c\u3002<\/p>\n<h3 id=\"3-fix-the-data-BHzFmQQJdH\">3. \u4fee\u6b63\u6578\u64da<\/h3>\n<p>\u5982\u679c\u60a8\u767c\u73fe\u6578\u64da\u4e2d\u5b58\u5728\u4e0d\u4e00\u81f4\u6216\u885d\u7a81\uff0c\u60a8\u9700\u8981\u4fee\u6b63\u5b83\u5011\u3002\u9019\u53ef\u80fd\u6d89\u53ca\u66f4\u65b0\u6216\u522a\u9664\u8a18\u9304\u3001\u4fee\u6b63\u503c\u6216\u89e3\u6c7a\u4e26\u767c\u4ea4\u6613\u4e4b\u9593\u7684\u885d\u7a81\u3002\u78ba\u4fdd\u5fb9\u5e95\u6e2c\u8a66\u60a8\u7684\u66f4\u6539\uff0c\u4ee5\u78ba\u4fdd\u4e0d\u6703\u5f15\u5165\u65b0\u7684\u554f\u984c\u3002<\/p>\n<h3 id=\"4-modify-constraints-BHzFmQQJdH\">4. \u4fee\u6539\u7d04\u675f<\/h3>\n<p>\u5982\u679c\u932f\u8aa4\u662f\u7531\u65bc\u7d04\u675f\u904e\u65bc\u56b4\u683c\u6216\u4e0d\u9069\u5408\u60a8\u7684\u7528\u4f8b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u4fee\u6539\u7d04\u675f\u3002\u9019\u53ef\u80fd\u6d89\u53ca\u653e\u5bec\u7d04\u675f\u3001\u6dfb\u52a0\u984d\u5916\u689d\u4ef6\u6216\u91cd\u65b0\u5b9a\u7fa9\u7d04\u675f\u3002\u4f46\u5728\u4fee\u6539\u7d04\u675f\u6642\u8981\u8b39\u614e\uff0c\u56e0\u70ba\u5b83\u5011\u65e8\u5728\u4fdd\u6301\u6578\u64da\u5b8c\u6574\u6027\u3002<\/p>\n<h3 id=\"5-optimize-queries-and-transactions-BHzFmQQJdH\">5. \u512a\u5316\u67e5\u8a62\u548c\u4ea4\u6613<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u932f\u8aa4\u53ef\u80fd\u662f\u7531\u65bc\u4f4e\u6548\u7684\u67e5\u8a62\u6216\u8a2d\u8a08\u4e0d\u826f\u7684\u4ea4\u6613\u5f15\u8d77\u7684\u3002\u5be9\u67e5\u60a8\u7684 SQL \u8a9e\u53e5\u548c\u4ea4\u6613\u908f\u8f2f\uff0c\u4ee5\u8b58\u5225\u53ef\u4ee5\u512a\u5316\u7684\u4efb\u4f55\u5340\u57df\u3002\u9019\u53ef\u80fd\u6d89\u53ca\u6dfb\u52a0\u7d22\u5f15\u3001\u91cd\u5beb\u67e5\u8a62\u6216\u91cd\u69cb\u4ea4\u6613\u4ee5\u6700\u5c0f\u5316\u885d\u7a81\u3002<\/p>\n<h3 id=\"6-monitor-and-analyze-BHzFmQQJdH\">6. \u76e3\u63a7\u548c\u5206\u6790<\/h3>\n<p>\u6700\u5f8c\uff0c\u91cd\u8981\u7684\u662f\u76e3\u63a7\u548c\u5206\u6790\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\uff0c\u4ee5\u8b58\u5225\u53ef\u80fd\u5c0e\u81f4\u932f\u8aa4\u7684\u4efb\u4f55\u91cd\u8907\u6a21\u5f0f\u6216\u554f\u984c\u3002\u5229\u7528 PostgreSQL \u63d0\u4f9b\u7684\u5de5\u5177\u548c\u5be6\u7528\u7a0b\u5e8f\u4f86\u8ddf\u8e64\u6027\u80fd\u3001\u8b58\u5225\u74f6\u9838\u4e26\u512a\u5316\u6578\u64da\u5eab\u914d\u7f6e\u3002<\/p>\n<h2 id=\"summary-BHzFmQQJdH\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u7d50\u4f86\u8aaa\uff0cPostgreSQL \u4e2d\u7684 &#8220;transaction_integrity_constraint_violation&#8221; \u932f\u8aa4\u4ee3\u78bc 40002 \u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u4f8b\u5982\u5916\u9375\u7d04\u675f\u9055\u53cd\u3001\u552f\u4e00\u7d04\u675f\u9055\u53cd\u3001\u6aa2\u67e5\u7d04\u675f\u9055\u53cd\u548c\u4e26\u767c\u554f\u984c\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u60a8\u9700\u8981\u78ba\u8a8d\u5177\u9ad4\u539f\u56e0\uff0c\u5be9\u67e5\u548c\u4fee\u6b63\u6578\u64da\uff0c\u5fc5\u8981\u6642\u4fee\u6539\u7d04\u675f\uff0c\u512a\u5316\u67e5\u8a62\u548c\u4ea4\u6613\uff0c\u4e26\u76e3\u63a7\u548c\u5206\u6790\u60a8\u7684\u6578\u64da\u5eab\u3002\u5982\u679c\u60a8\u9700\u8981\u6709\u95dc PostgreSQL \u8a17\u7ba1\u7684\u5e6b\u52a9\u6216\u6709\u4efb\u4f55\u9032\u4e00\u6b65\u7684\u554f\u984c\uff0c\u8acb\u8a2a\u554f <a href=\"https:\/\/server.hk\">Server.HK<\/a> \u7372\u53d6\u66f4\u591a\u4fe1\u606f\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-21391","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21391","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=21391"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21391\/revisions"}],"predecessor-version":[{"id":24103,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21391\/revisions\/24103"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}