{"id":175685,"date":"2024-11-08T07:56:17","date_gmt":"2024-11-07T23:56:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/175685\/"},"modified":"2024-11-08T07:56:18","modified_gmt":"2024-11-07T23:56:18","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mongodb%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-111-%e4%b8%8d%e6%98%af%e7%b2%be%e7%a2%ba%e5%80%bc%e5%ad%97%e6%ae%b5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/175685\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MongoDB\u932f\u8aa4\u4ee3\u78bc &#8211; 111 &#8211; \u4e0d\u662f\u7cbe\u78ba\u503c\u5b57\u6bb5"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mongodb%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-111-%e4%b8%8d%e6%98%af%e7%b2%be%e7%a2%ba%e5%80%bc%e5%ad%97%e6%ae%b5-YFLvWjgSEB\">\u5982\u4f55\u4fee\u5fa9MongoDB\u932f\u8aa4\u4ee3\u78bc &#8211; 111 &#8211; \u4e0d\u662f\u7cbe\u78ba\u503c\u5b57\u6bb5<\/h1>\n<p>\u5728\u4f7f\u7528MongoDB\u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa4\u4ee3\u78bc &#8211; 111\uff0c\u8a72\u932f\u8aa4\u901a\u5e38\u986f\u793a\u70ba\u201c\u4e0d\u662f\u7cbe\u78ba\u503c\u5b57\u6bb5\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u67e5\u8a62\u7684\u7d50\u69cb\u6216\u6578\u64da\u7684\u683c\u5f0f\u6709\u95dc\uff0c\u7406\u89e3\u5176\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6cd5\u5c0d\u65bc\u7dad\u8b77\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-111-%e7%9a%84%e5%8e%9f%e5%9b%a0-YFLvWjgSEB\">\u932f\u8aa4\u4ee3\u78bc &#8211; 111 \u7684\u539f\u56e0<\/h2>\n<p>\u932f\u8aa4\u4ee3\u78bc &#8211; 111 \u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u8a9e\u6cd5\u932f\u8aa4\uff1a<\/strong>\u7576\u67e5\u8a62\u4e2d\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684\u5b57\u6bb5\u540d\u6216\u683c\u5f0f\u6642\uff0cMongoDB\u7121\u6cd5\u6b63\u78ba\u89e3\u6790\u67e5\u8a62\u3002<\/li>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u5982\u679c\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u503c\u8207\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u7684\u5b57\u6bb5\u985e\u578b\u4e0d\u5339\u914d\uff0c\u5247\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u7d22\u5f15\u554f\u984c\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u7d22\u5f15\u7684\u8a2d\u7f6e\u4e0d\u6b63\u78ba\u4e5f\u53ef\u80fd\u5c0e\u81f4\u67e5\u8a62\u7121\u6cd5\u6b63\u78ba\u57f7\u884c\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%bc-111-YFLvWjgSEB\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa4\u4ee3\u78bc &#8211; 111<\/h2>\n<p>\u4fee\u5fa9\u6b64\u932f\u8aa4\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%9f%a5%e8%a9%a2%e8%aa%9e%e6%b3%95-YFLvWjgSEB\">1. \u6aa2\u67e5\u67e5\u8a62\u8a9e\u6cd5<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u60a8\u7684\u67e5\u8a62\u8a9e\u6cd5\u662f\u5426\u6b63\u78ba\u3002\u78ba\u4fdd\u6240\u6709\u5b57\u6bb5\u540d\u90fd\u6b63\u78ba\u7121\u8aa4\uff0c\u4e26\u4e14\u4f7f\u7528\u7684\u64cd\u4f5c\u7b26\uff08\u5982 $eq\u3001$gt \u7b49\uff09\u7b26\u5408MongoDB\u7684\u8a9e\u6cd5\u898f\u7bc4\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>{\n    \"age\": { \"$gt\": 25 }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u78ba\u4fdd\u201cage\u201d\u5b57\u6bb5\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5728\uff0c\u4e26\u4e14\u5176\u985e\u578b\u70ba\u6578\u5b57\u3002<\/p>\n<h3 id=\"2-%e7%a2%ba%e8%aa%8d%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-YFLvWjgSEB\">2. \u78ba\u8a8d\u6578\u64da\u985e\u578b<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6aa2\u67e5\u60a8\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u503c\u7684\u6578\u64da\u985e\u578b\u3002MongoDB\u662f\u985e\u578b\u654f\u611f\u7684\uff0c\u9019\u610f\u5473\u8457\u5982\u679c\u60a8\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u4e86\u5b57\u7b26\u4e32\u800c\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u7684\u662f\u6578\u5b57\uff0c\u5247\u6703\u5c0e\u81f4\u932f\u8aa4\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>{\n    \"age\": { \"$eq\": \"30\" }  \/\/ \u932f\u8aa4\uff1a\u9019\u88e1\u7684 \"30\" \u662f\u5b57\u7b26\u4e32\n}\n<\/code><\/pre>\n<p>\u61c9\u8a72\u6539\u70ba\uff1a<\/p>\n<pre><code>{\n    \"age\": { \"$eq\": 30 }  \/\/ \u6b63\u78ba\uff1a\u9019\u88e1\u7684 30 \u662f\u6578\u5b57\n}\n<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e7%b4%a2%e5%bc%95%e8%a8%ad%e7%bd%ae-YFLvWjgSEB\">3. \u6aa2\u67e5\u7d22\u5f15\u8a2d\u7f6e<\/h3>\n<p>\u5982\u679c\u67e5\u8a62\u8a9e\u6cd5\u548c\u6578\u64da\u985e\u578b\u90fd\u6b63\u78ba\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u7d22\u5f15\u8a2d\u7f6e\u3002\u4f7f\u7528\u4e0d\u6b63\u78ba\u7684\u7d22\u5f15\u53ef\u80fd\u6703\u5c0e\u81f4\u67e5\u8a62\u6027\u80fd\u4e0b\u964d\uff0c\u751a\u81f3\u51fa\u73fe\u932f\u8aa4\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u7576\u524d\u96c6\u5408\u7684\u7d22\u5f15\uff1a<\/p>\n<pre><code>db.collection.getIndexes()<\/code><\/pre>\n<p>\u78ba\u4fdd\u6240\u9700\u7684\u7d22\u5f15\u5b58\u5728\uff0c\u4e26\u4e14\u6b63\u78ba\u914d\u7f6e\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8mongodb%e7%9a%84%e6%97%a5%e8%aa%8c%e5%8a%9f%e8%83%bd-YFLvWjgSEB\">4. \u4f7f\u7528MongoDB\u7684\u65e5\u8a8c\u529f\u80fd<\/h3>\n<p>\u5982\u679c\u4ee5\u4e0a\u6b65\u9a5f\u7121\u6cd5\u89e3\u6c7a\u554f\u984c\uff0c\u5efa\u8b70\u67e5\u770bMongoDB\u7684\u65e5\u8a8c\u6587\u4ef6\u3002\u65e5\u8a8c\u4e2d\u53ef\u80fd\u5305\u542b\u6709\u95dc\u932f\u8aa4\u7684\u66f4\u591a\u8a73\u7d30\u4fe1\u606f\uff0c\u5e6b\u52a9\u60a8\u9032\u4e00\u6b65\u8a3a\u65b7\u554f\u984c\u3002\u65e5\u8a8c\u6587\u4ef6\u901a\u5e38\u4f4d\u65bcMongoDB\u7684\u5b89\u88dd\u76ee\u9304\u4e0b\u7684\u201clog\u201d\u6587\u4ef6\u593e\u4e2d\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-YFLvWjgSEB\">\u7d50\u8ad6<\/h2>\n<p>\u932f\u8aa4\u4ee3\u78bc &#8211; 111 &#8211; \u4e0d\u662f\u7cbe\u78ba\u503c\u5b57\u6bb5\uff0c\u901a\u5e38\u662f\u7531\u65bc\u67e5\u8a62\u8a9e\u6cd5\u932f\u8aa4\u3001\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\u6216\u7d22\u5f15\u554f\u984c\u5f15\u8d77\u7684\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u67e5\u8a62\u8a9e\u6cd5\u3001\u78ba\u8a8d\u6578\u64da\u985e\u578b\u548c\u6aa2\u67e5\u7d22\u5f15\u8a2d\u7f6e\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u4fdd\u6301\u826f\u597d\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7fd2\u6163\uff0c\u5b9a\u671f\u6aa2\u67e5\u548c\u7dad\u8b77\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u5e6b\u52a9\u60a8\u907f\u514d\u985e\u4f3c\u554f\u984c\u7684\u767c\u751f\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4fee\u5fa9MongoDB\u932f\u8aa4\u4ee3\u78bc111\uff0c\u89e3\u6c7a\u201c\u4e0d\u662f\u7cbe\u78ba\u503c\u5b57\u6bb5\u201d\u7684\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7a69\u5b9a\u6027\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-175685","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175685","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=175685"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175685\/revisions"}],"predecessor-version":[{"id":175686,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175685\/revisions\/175686"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=175685"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=175685"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=175685"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}