{"id":63738,"date":"2024-10-14T02:04:15","date_gmt":"2024-10-13T18:04:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/63738\/"},"modified":"2024-10-14T02:04:16","modified_gmt":"2024-10-13T18:04:16","slug":"mongodb%e8%a1%93%e8%aa%9e-%e9%9b%86%e5%90%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/63738\/","title":{"rendered":"MongoDB\u8853\u8a9e &#8211; \u96c6\u5408"},"content":{"rendered":"<h1 id=\"mongodb%e8%a1%93%e8%aa%9e-%e9%9b%86%e5%90%88-MpqbnCZXql\">MongoDB\u8853\u8a9e &#8211; \u96c6\u5408<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cMongoDB\u56e0\u5176\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u4f5c\u70ba\u4e00\u7a2e\u6587\u6a94\u5c0e\u5411\u7684NoSQL\u6578\u64da\u5eab\uff0cMongoDB\u4f7f\u7528\u96c6\u5408\uff08Collection\uff09\u4f86\u7d44\u7e54\u548c\u5b58\u5132\u6578\u64da\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMongoDB\u4e2d\u7684\u96c6\u5408\u6982\u5ff5\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\uff0c\u4ee5\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u8853\u8a9e\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%9b%86%e5%90%88%ef%bc%9f-MpqbnCZXql\">\u4ec0\u9ebc\u662f\u96c6\u5408\uff1f<\/h2>\n<p>\u5728MongoDB\u4e2d\uff0c\u96c6\u5408\u662f\u4e00\u7d44\u6587\u6a94\u7684\u96c6\u5408\u3002\u6bcf\u500b\u96c6\u5408\u90fd\u53ef\u4ee5\u5305\u542b\u591a\u500b\u6587\u6a94\uff0c\u800c\u6bcf\u500b\u6587\u6a94\u90fd\u662f\u4e00\u500b\u4ee5JSON\u683c\u5f0f\u5b58\u5132\u7684\u6578\u64da\u7d50\u69cb\u3002\u96c6\u5408\u985e\u4f3c\u65bc\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\u7684\u8868\uff0c\u4f46\u5b83\u5011\u4e0d\u9700\u8981\u4e8b\u5148\u5b9a\u7fa9\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97MongoDB\u5728\u8655\u7406\u975e\u7d50\u69cb\u5316\u6578\u64da\u6642\u66f4\u52a0\u9748\u6d3b\u3002<\/p>\n<h2 id=\"%e9%9b%86%e5%90%88%e7%9a%84%e7%89%b9%e9%bb%9e-MpqbnCZXql\">\u96c6\u5408\u7684\u7279\u9ede<\/h2>\n<ul>\n<li><strong>\u7121\u6a21\u5f0f\uff08Schema-less\uff09:<\/strong> \u96c6\u5408\u4e2d\u7684\u6587\u6a94\u4e0d\u9700\u8981\u9075\u5faa\u76f8\u540c\u7684\u7d50\u69cb\uff0c\u9019\u610f\u5473\u8457\u53ef\u4ee5\u5728\u540c\u4e00\u96c6\u5408\u4e2d\u5b58\u5132\u4e0d\u540c\u683c\u5f0f\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u52d5\u614b\u64f4\u5c55:<\/strong> \u96a8\u8457\u6578\u64da\u7684\u589e\u9577\uff0c\u96c6\u5408\u53ef\u4ee5\u8f15\u9b06\u5730\u64f4\u5c55\uff0c\u7121\u9700\u9032\u884c\u8907\u96dc\u7684\u6578\u64da\u9077\u79fb\u3002<\/li>\n<li><strong>\u7d22\u5f15\u652f\u6301:<\/strong> MongoDB\u5141\u8a31\u5728\u96c6\u5408\u4e0a\u5275\u5efa\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e9%9b%86%e5%90%88-MpqbnCZXql\">\u5982\u4f55\u5275\u5efa\u96c6\u5408<\/h2>\n<p>\u5728MongoDB\u4e2d\uff0c\u5275\u5efa\u96c6\u5408\u975e\u5e38\u7c21\u55ae\u3002\u7576\u60a8\u63d2\u5165\u7b2c\u4e00\u500b\u6587\u6a94\u6642\uff0cMongoDB\u6703\u81ea\u52d5\u5275\u5efa\u4e00\u500b\u96c6\u5408\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u96c6\u5408\u7684\u57fa\u672c\u4ee3\u78bc\u793a\u4f8b\uff1a<\/p>\n<pre><code>use myDatabase\ndb.myCollection.insertOne({ name: \"Alice\", age: 30 })<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9078\u64c7\u4e86\u6578\u64da\u5eab\uff08myDatabase\uff09\uff0c\u7136\u5f8c\u63d2\u5165\u4e86\u4e00\u500b\u6587\u6a94\u5230\u96c6\u5408\uff08myCollection\uff09\u4e2d\u3002\u9019\u6a23\uff0cmyCollection\u5c31\u6703\u81ea\u52d5\u88ab\u5275\u5efa\u3002<\/p>\n<h2 id=\"%e9%9b%86%e5%90%88%e7%9a%84%e6%93%8d%e4%bd%9c-MpqbnCZXql\">\u96c6\u5408\u7684\u64cd\u4f5c<\/h2>\n<p>MongoDB\u63d0\u4f9b\u4e86\u591a\u7a2e\u64cd\u4f5c\u4f86\u7ba1\u7406\u96c6\u5408\u4e2d\u7684\u6587\u6a94\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u64cd\u4f5c\uff1a<\/p>\n<h3 id=\"%e6%8f%92%e5%85%a5%e6%96%87%e6%aa%94-MpqbnCZXql\">\u63d2\u5165\u6587\u6a94<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u63d2\u5165\u591a\u500b\u6587\u6a94\uff1a<\/p>\n<pre><code>db.myCollection.insertMany([\n    { name: \"Bob\", age: 25 },\n    { name: \"Charlie\", age: 35 }\n])<\/code><\/pre>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e6%96%87%e6%aa%94-MpqbnCZXql\">\u67e5\u8a62\u6587\u6a94<\/h3>\n<p>\u67e5\u8a62\u96c6\u5408\u4e2d\u7684\u6587\u6a94\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>db.myCollection.find({ age: { $gt: 28 } })<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u8fd4\u56de\u6240\u6709\u5e74\u9f61\u5927\u65bc28\u7684\u6587\u6a94\u3002<\/p>\n<h3 id=\"%e6%9b%b4%e6%96%b0%e6%96%87%e6%aa%94-MpqbnCZXql\">\u66f4\u65b0\u6587\u6a94<\/h3>\n<p>\u66f4\u65b0\u96c6\u5408\u4e2d\u7684\u6587\u6a94\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>db.myCollection.updateOne(\n    { name: \"Alice\" },\n    { $set: { age: 31 } }\n)<\/code><\/pre>\n<h3 id=\"%e5%88%aa%e9%99%a4%e6%96%87%e6%aa%94-MpqbnCZXql\">\u522a\u9664\u6587\u6a94<\/h3>\n<p>\u522a\u9664\u6587\u6a94\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>db.myCollection.deleteOne({ name: \"Bob\" })<\/code><\/pre>\n<h2 id=\"%e9%9b%86%e5%90%88%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-MpqbnCZXql\">\u96c6\u5408\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528MongoDB\u96c6\u5408\u6642\uff0c\u6709\u5e7e\u500b\u6700\u4f73\u5be6\u8e10\u9700\u8981\u9075\u5faa\uff1a<\/p>\n<ul>\n<li>\u6839\u64da\u696d\u52d9\u9700\u6c42\u5408\u7406\u5283\u5206\u96c6\u5408\uff0c\u907f\u514d\u904e\u591a\u7684\u6587\u6a94\u5b58\u5132\u5728\u540c\u4e00\u96c6\u5408\u4e2d\u3002<\/li>\n<li>\u4f7f\u7528\u7d22\u5f15\u4f86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u4f46\u8981\u6ce8\u610f\u7d22\u5f15\u7684\u6578\u91cf\u548c\u5927\u5c0f\uff0c\u4ee5\u514d\u5f71\u97ff\u5beb\u5165\u6027\u80fd\u3002<\/li>\n<li>\u5b9a\u671f\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u4ee5\u4fdd\u6301\u96c6\u5408\u7684\u6574\u6f54\u548c\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MpqbnCZXql\">\u7e3d\u7d50<\/h2>\n<p>\u96c6\u5408\u662fMongoDB\u4e2d\u4e00\u500b\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5b83\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u5b58\u5132\u65b9\u5f0f\uff0c\u9069\u5408\u5404\u7a2e\u61c9\u7528\u5834\u666f\u3002\u901a\u904e\u7406\u89e3\u96c6\u5408\u7684\u7279\u9ede\u548c\u64cd\u4f5c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u5229\u7528MongoDB\u9032\u884c\u6578\u64da\u7ba1\u7406\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684MongoDB\u6578\u64da\u5eab\uff0c\u4eab\u53d7\u7a69\u5b9a\u548c\u5b89\u5168\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MongoDB\u4e2d\u7684\u201c\u96c6\u5408\u201d\u8853\u8a9e\uff0c\u63a2\u7d22\u5176\u5728\u6578\u64da\u7d44\u7e54\u548c\u7ba1\u7406\u4e2d\u7684\u91cd\u8981\u6027\u53ca\u529f\u80fd\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-63738","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63738","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=63738"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63738\/revisions"}],"predecessor-version":[{"id":63739,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63738\/revisions\/63739"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=63738"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=63738"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=63738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}