{"id":21455,"date":"2024-01-02T09:40:23","date_gmt":"2024-01-02T09:40:23","guid":{"rendered":"https:\/\/server.hk\/blog\/21455\/"},"modified":"2024-11-14T10:34:03","modified_gmt":"2024-11-14T02:34:03","slug":"how-to-fix-postgresql-error-code-57014-query_canceled","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21455\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u78bc\uff1a57014 – query_canceled"},"content":{"rendered":"

\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u78bc\uff1a57014 – query_canceled<\/h1>\n

PostgreSQL \u662f\u4e00\u500b\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u88ab\u5168\u7403\u7684\u958b\u767c\u8005\u548c\u4f01\u696d\u6240\u4f7f\u7528\u3002\u4f46\u548c\u4efb\u4f55\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u4e5f\u6703\u51fa\u73fe\u932f\u8aa4\u548c\u554f\u984c\u3002PostgreSQL \u7528\u6236\u53ef\u80fd\u9047\u5230\u7684\u4e00\u500b\u5e38\u898b\u932f\u8aa4\u662f\u932f\u8aa4\u78bc 57014 – query_canceled\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u610f\u7fa9\u4ee5\u53ca\u5982\u4f55\u4fee\u5fa9\u5b83\u3002<\/p>\n

\u7576\u904b\u884c\u7684\u67e5\u8a62\u88ab\u7528\u6236\u53d6\u6d88\u6216\u56e0\u8d85\u6642\u800c\u53d6\u6d88\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u932f\u8aa4\u78bc 57014 – query_canceled\u3002\u6b64\u932f\u8aa4\u53ef\u80fd\u8b93\u4eba\u6cae\u55aa\uff0c\u56e0\u70ba\u5b83\u6703\u4e2d\u65b7\u67e5\u8a62\u7684\u57f7\u884c\uff0c\u6709\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6216\u640d\u5931\u3002\u4f46\u6709\u5e7e\u500b\u6b65\u9a5f\u53ef\u4ee5\u89e3\u6c7a\u9019\u500b\u554f\u984c\u3002<\/p>\n

    \n
  1. \n

    \u6aa2\u67e5\u904b\u884c\u6642\u9593\u8f03\u9577\u7684\u67e5\u8a62\uff1a<\/p>\n

    \u89e3\u6c7a\u6b64\u932f\u8aa4\u7684\u7b2c\u4e00\u6b65\u662f\u8b58\u5225\u53ef\u80fd\u5f15\u8d77\u554f\u984c\u7684\u904b\u884c\u6642\u9593\u8f03\u9577\u7684\u67e5\u8a62\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 PostgreSQL \u547d\u4ee4\u884c\u5de5\u5177\u6216\u50cf pgAdmin \u9019\u6a23\u7684\u5716\u5f62\u754c\u9762\u67e5\u770b\u7576\u524d\u6b63\u5728\u904b\u884c\u7684\u67e5\u8a62\u3002\u67e5\u627e\u904b\u884c\u6642\u9593\u7570\u5e38\u9577\u7684\u67e5\u8a62\uff0c\u8003\u616e\u53d6\u6d88\u6216\u512a\u5316\u5b83\u5011\u3002<\/p>\n<\/li>\n

  2. \n

    \u589e\u52a0\u8d85\u6642\u9650\u5236\uff1a<\/p>\n

    \u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0cPostgreSQL \u5c0d\u67e5\u8a62\u8a2d\u6709\u8d85\u6642\u9650\u5236\uff0c\u4ee5\u9632\u6b62\u5b83\u5011\u7121\u9650\u671f\u904b\u884c\u3002\u5982\u679c\u60a8\u7d93\u5e38\u9047\u5230 query_canceled \u932f\u8aa4\uff0c\u53ef\u80fd\u9700\u8981\u589e\u52a0\u6b64\u9650\u5236\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u4fee\u6539 PostgreSQL \u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 `statement_timeout` \u53c3\u6578\uff0c\u6216\u5728 SQL \u8173\u672c\u4e2d\u4f7f\u7528 `SET` \u547d\u4ee4\u4f86\u5be6\u73fe\u3002<\/p>\n<\/li>\n

  3. \n

    \u512a\u5316\u67e5\u8a62\u6027\u80fd\uff1a<\/p>\n

    \u7cdf\u7cd5\u7684\u67e5\u8a62\u512a\u5316\u53ef\u80fd\u6703\u6d88\u8017\u904e\u591a\u8cc7\u6e90\u4e26\u4e14\u57f7\u884c\u6642\u9593\u904e\u9577\uff0c\u589e\u52a0\u4e86\u9047\u5230 query_canceled \u932f\u8aa4\u7684\u53ef\u80fd\u6027\u3002\u70ba\u4e86\u512a\u5316\u67e5\u8a62\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 `EXPLAIN` \u547d\u4ee4\u5206\u6790\u67e5\u8a62\u57f7\u884c\u8a08\u5283\uff0c\u4e26\u9032\u884c\u5fc5\u8981\u7684\u8abf\u6574\uff0c\u4f8b\u5982\u6dfb\u52a0\u7d22\u5f15\u3001\u91cd\u5beb\u67e5\u8a62\u6216\u512a\u5316\u8868\u7d50\u69cb\u3002<\/p>\n<\/li>\n

  4. \n

    \u6aa2\u67e5\u9396\u5b9a\u548c\u6b7b\u9396\u60c5\u6cc1\uff1a<\/p>\n

    \u9396\u5b9a\u548c\u6b7b\u9396\u4e5f\u53ef\u80fd\u5c0e\u81f4 query_canceled \u932f\u8aa4\u3002\u7576\u4e00\u500b\u67e5\u8a62\u5728\u7b49\u5f85\u88ab\u53e6\u4e00\u500b\u4e8b\u52d9\u6301\u6709\u7684\u9396\u6642\uff0c\u6700\u7d42\u53ef\u80fd\u6703\u8d85\u6642\u4e26\u88ab\u53d6\u6d88\u3002\u8981\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 `pg_locks` \u8996\u5716\u8b58\u5225\u9396\u5b9a\uff0c\u4e26\u4f7f\u7528 `pg_cancel_backend` \u6216 `pg_terminate_backend` \u51fd\u6578\u91cb\u653e\u5b83\u5011\u3002<\/p>\n<\/li>\n

  5. \n

    \u5347\u7d1a PostgreSQL\uff1a<\/p>\n

    \u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u8f03\u820a\u7248\u672c\u7684 PostgreSQL\uff0c\u53ef\u80fd query_canceled \u932f\u8aa4\u662f\u4e00\u500b\u5df2\u5728\u8f03\u65b0\u7248\u672c\u4e2d\u4fee\u5fa9\u7684\u5df2\u77e5\u554f\u984c\u3002\u8003\u616e\u5347\u7d1a\u5230\u6700\u65b0\u7a69\u5b9a\u7248\u672c\u7684 PostgreSQL\uff0c\u4ee5\u53d7\u76ca\u65bc\u932f\u8aa4\u4fee\u5fa9\u548c\u6027\u80fd\u6539\u9032\u3002<\/p>\n<\/li>\n<\/ol>\n

    \u7e3d\u4e4b\uff0cPostgreSQL \u4e2d\u7684 query_canceled \u932f\u8aa4\uff08\u932f\u8aa4\u78bc 57014\uff09\u53ef\u4ee5\u901a\u904e\u8b58\u5225\u548c\u512a\u5316\u904b\u884c\u6642\u9593\u8f03\u9577\u7684\u67e5\u8a62\u3001\u589e\u52a0\u8d85\u6642\u9650\u5236\u3001\u512a\u5316\u67e5\u8a62\u6027\u80fd\u3001\u6aa2\u67e5\u9396\u5b9a\u548c\u6b7b\u9396\u60c5\u6cc1\uff0c\u4ee5\u53ca\u5fc5\u8981\u6642\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\u7684 PostgreSQL \u4f86\u89e3\u6c7a\u3002\u9075\u5faa\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd PostgreSQL \u6578\u64da\u5eab\u7684\u9806\u5229\u904b\u4f5c\uff0c\u4e26\u5c07\u6b64\u932f\u8aa4\u7684\u767c\u751f\u964d\u81f3\u6700\u4f4e\u3002<\/p>\n

    \u7e3d\u7d50<\/h2>\n

    \u5982\u679c\u60a8\u5728 PostgreSQL \u4e2d\u9047\u5230 query_canceled \u932f\u8aa4\uff08\u932f\u8aa4\u78bc 57014\uff09\uff0c\u53ef\u4ee5\u63a1\u53d6\u591a\u500b\u6b65\u9a5f\u4f86\u89e3\u6c7a\u3002\u901a\u904e\u8b58\u5225\u548c\u512a\u5316\u904b\u884c\u6642\u9593\u8f03\u9577\u7684\u67e5\u8a62\u3001\u589e\u52a0\u8d85\u6642\u9650\u5236\u3001\u512a\u5316\u67e5\u8a62\u6027\u80fd\u3001\u6aa2\u67e5\u9396\u5b9a\u548c\u6b7b\u9396\u60c5\u6cc1\uff0c\u4e26\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\u7684 PostgreSQL\uff0c\u60a8\u53ef\u4ee5\u514b\u670d\u6b64\u932f\u8aa4\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u9806\u5229\u904b\u884c\u3002\u5982\u9700\u53ef\u9760\u9ad8\u6548\u7684 VPS \u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e Server.HK\u3002\u6211\u5011\u7684 VPS \u89e3\u6c7a\u65b9\u6848\u4e00\u6d41\uff0c\u65e8\u5728\u6eff\u8db3\u5404\u7a2e\u4f01\u696d\u7684\u9700\u6c42\u3002\u8acb\u8a2a\u554f Server.HK<\/a> \u4ee5\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u5982\u4f55\u4fee\u5fa9 PostgreSQL ...<\/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-21455","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21455","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=21455"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21455\/revisions"}],"predecessor-version":[{"id":24021,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21455\/revisions\/24021"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21455"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21455"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}