{"id":21873,"date":"2024-01-02T16:44:22","date_gmt":"2024-01-02T16:44:22","guid":{"rendered":"https:\/\/server.hk\/blog\/21873\/"},"modified":"2024-11-14T10:25:45","modified_gmt":"2024-11-14T02:25:45","slug":"how-to-fix-mongodb-error-code-291-noqueryexecutionplans","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21873\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc &#8211; 291 &#8211; NoQueryExecutionPlans"},"content":{"rendered":"<h1 id=\"how-to-fix-mongodb-error-code-291-noqueryexecutionplans-IOimIztqxv\">\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc &#8211; 291 &#8211; NoQueryExecutionPlans<\/h1>\n<p>MongoDB \u662f\u4e00\u500b\u53d7\u6b61\u8fce\u7684\u958b\u6e90 NoSQL \u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u53ef\u64f4\u5c55\u6027\u548c\u9748\u6d3b\u6027\u3002\u7136\u800c\uff0c\u50cf\u4efb\u4f55\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u53ef\u80fd\u6703\u9047\u5230\u5f71\u97ff\u5176\u529f\u80fd\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u5c31\u662f MongoDB \u932f\u8aa4\u78bc &#8211; 291 &#8211; NoQueryExecutionPlans\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u542b\u7fa9\u4ee5\u53ca\u5982\u4f55\u4fee\u5fa9\u5b83\u3002<\/p>\n<h2 id=\"understanding-mongodb-error-code-291-IOimIztqxv\">\u4e86\u89e3 MongoDB \u932f\u8aa4\u78bc &#8211; 291<\/h2>\n<p>\u7576\u67e5\u8a62\u512a\u5316\u5668\u7121\u6cd5\u70ba\u7d66\u5b9a\u7684\u67e5\u8a62\u751f\u6210\u57f7\u884c\u8a08\u5283\u6642\uff0c\u5c31\u6703\u767c\u751f MongoDB \u932f\u8aa4\u78bc &#8211; 291\u3002\u67e5\u8a62\u512a\u5316\u5668\u8ca0\u8cac\u5206\u6790\u67e5\u8a62\u4e26\u78ba\u5b9a\u57f7\u884c\u67e5\u8a62\u7684\u6700\u6709\u6548\u65b9\u5f0f\u3002\u7576\u5b83\u7121\u6cd5\u751f\u6210\u8a08\u5283\u6642\uff0c\u5c31\u6703\u5c0e\u81f4 NoQueryExecutionPlans \u932f\u8aa4\u3002<\/p>\n<p>\u9019\u500b\u932f\u8aa4\u53ef\u80fd\u7531\u591a\u7a2e\u539f\u56e0\u5f15\u8d77\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u67e5\u8a62\u8a9e\u6cd5\u932f\u8aa4<\/li>\n<li>\u7f3a\u5931\u6216\u904e\u6642\u7684\u7d22\u5f15<\/li>\n<li>\u7cfb\u7d71\u8cc7\u6e90\u4e0d\u8db3<\/li>\n<li>\u5927\u578b\u6216\u8907\u96dc\u7684\u67e5\u8a62<\/li>\n<\/ul>\n<h2 id=\"fixing-mongodb-error-code-291-IOimIztqxv\">\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc &#8211; 291<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u60a8\u53ef\u4ee5\u63a1\u53d6\u7684\u6b65\u9a5f\u4f86\u4fee\u5fa9 NoQueryExecutionPlans \u932f\u8aa4\uff1a<\/p>\n<h3 id=\"1-check-query-syntax-IOimIztqxv\">1. \u6aa2\u67e5\u67e5\u8a62\u8a9e\u6cd5<\/h3>\n<p>\u9996\u5148\u6aa2\u67e5\u67e5\u8a62\u8a9e\u6cd5\uff0c\u78ba\u4fdd\u5b83\u662f\u6b63\u78ba\u7684\u3002\u5373\u4f7f\u662f\u4e00\u500b\u5c0f\u932f\u8aa4\u4e5f\u53ef\u80fd\u5c0e\u81f4\u67e5\u8a62\u512a\u5316\u7a0b\u5e8f\u5931\u6557\u3002\u8acb\u6ce8\u610f\u5b57\u6bb5\u540d\u7a31\u3001\u64cd\u4f5c\u7b26\u548c\u8a9e\u6cd5\u898f\u5247\u3002\u53c3\u8003 MongoDB \u6587\u6a94\u4ee5\u7372\u5f97\u6709\u95dc\u67e5\u8a62\u8a9e\u6cd5\u7684\u6307\u5f15\u3002<\/p>\n<h3 id=\"2-optimize-indexes-IOimIztqxv\">2. \u512a\u5316\u7d22\u5f15<\/h3>\n<p>\u7d22\u5f15\u5728\u67e5\u8a62\u6027\u80fd\u4e2d\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u78ba\u4fdd\u5275\u5efa\u4e26\u66f4\u65b0\u4e86\u6240\u6709\u5fc5\u9700\u7684\u7d22\u5f15\u3002\u4f7f\u7528 <code>db.collection.createIndex()<\/code> \u547d\u4ee4\u5728\u60a8\u7684\u67e5\u8a62\u4f7f\u7528\u7684\u5b57\u6bb5\u4e0a\u5275\u5efa\u7d22\u5f15\u3002\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528 <code>explain()<\/code> \u65b9\u6cd5\u4f86\u5206\u6790\u67e5\u8a62\u57f7\u884c\u8a08\u5283\uff0c\u4e26\u8b58\u5225\u4efb\u4f55\u7f3a\u5931\u6216\u4f4e\u6548\u7684\u7d22\u5f15\u3002<\/p>\n<h3 id=\"3-increase-system-resources-IOimIztqxv\">3. \u589e\u52a0\u7cfb\u7d71\u8cc7\u6e90<\/h3>\n<p>\u5982\u679c\u7cfb\u7d71\u8cc7\u6e90\uff0c\u5982\u5167\u5b58\u6216\u78c1\u76e4\u7a7a\u9593\uff0c\u4e0d\u8db3\uff0c\u6703\u5f71\u97ff\u67e5\u8a62\u512a\u5316\u5668\u751f\u6210\u57f7\u884c\u8a08\u5283\u7684\u80fd\u529b\u3002\u8003\u616e\u5347\u7d1a\u786c\u4ef6\u6216\u512a\u5316\u8cc7\u6e90\u5206\u914d\uff0c\u4ee5\u78ba\u4fdd MongoDB \u53ef\u7528\u8db3\u5920\u7684\u8cc7\u6e90\u3002<\/p>\n<h3 id=\"4-break-down-complex-queries-IOimIztqxv\">4. \u5206\u89e3\u8907\u96dc\u7684\u67e5\u8a62<\/h3>\n<p>\u5982\u679c\u60a8\u8655\u7406\u5927\u578b\u6216\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u8acb\u8003\u616e\u5c07\u5b83\u5011\u5206\u89e3\u70ba\u66f4\u5c0f\u3001\u66f4\u6613\u7ba1\u7406\u7684\u90e8\u5206\u3002\u9019\u6709\u52a9\u65bc\u67e5\u8a62\u512a\u5316\u5668\u66f4\u6709\u6548\u5730\u751f\u6210\u57f7\u884c\u8a08\u5283\u3002\u4f7f\u7528 <code>explain()<\/code> \u65b9\u6cd5\u4f86\u5206\u6790\u57f7\u884c\u8a08\u5283\uff0c\u4e26\u8b58\u5225\u4efb\u4f55\u74f6\u9838\u6216\u512a\u5316\u7684\u9818\u57df\u3002<\/p>\n<h2 id=\"summary-IOimIztqxv\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u4e4b\uff0cMongoDB \u932f\u8aa4\u78bc &#8211; 291 &#8211; NoQueryExecutionPlans \u53ef\u80fd\u5728\u67e5\u8a62\u512a\u5316\u5668\u7121\u6cd5\u70ba\u67e5\u8a62\u751f\u6210\u57f7\u884c\u8a08\u5283\u6642\u767c\u751f\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u67e5\u8a62\u8a9e\u6cd5\u3001\u512a\u5316\u7d22\u5f15\u3001\u78ba\u4fdd\u8db3\u5920\u7684\u7cfb\u7d71\u8cc7\u6e90\uff0c\u4e26\u8003\u616e\u5206\u89e3\u8907\u96dc\u7684\u67e5\u8a62\u3002\u5982\u679c\u60a8\u9047\u5230\u6b64\u932f\u8aa4\u6216\u9700\u8981\u6709\u95dc MongoDB \u4e3b\u6a5f\u8a17\u7ba1\u7684\u5354\u52a9\uff0c\u8acb\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">Server.HK<\/a> \u63d0\u4f9b\u7684\u53ef\u9760\u4e14\u9ad8\u6027\u80fd\u7684 VPS \u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc&#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":[101],"tags":[],"class_list":["post-21873","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21873","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=21873"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21873\/revisions"}],"predecessor-version":[{"id":23468,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21873\/revisions\/23468"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}