{"id":193959,"date":"2024-11-13T02:35:18","date_gmt":"2024-11-12T18:35:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/193959\/"},"modified":"2024-11-13T02:35:19","modified_gmt":"2024-11-12T18:35:19","slug":"%e4%b8%80%e6%ac%a1%e7%b7%9a%e4%b8%8a%e4%ba%8b%e6%95%85%ef%bc%8c%e6%88%91%e9%a0%93%e6%82%9f%e4%ba%86mongodb%e7%9a%84%e7%b2%be%e9%ab%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/193959\/","title":{"rendered":"\u4e00\u6b21\u7dda\u4e0a\u4e8b\u6545\uff0c\u6211\u9813\u609f\u4e86MongoDB\u7684\u7cbe\u9ad3"},"content":{"rendered":"<h1 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id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e4%b8%ad%e7%9a%84%e9%ab%94%e6%9c%83-QGKYGdvSIu\">\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u9ad4\u6703<\/h2>\n<p>\u5728\u6df1\u5165\u4e86\u89e3MongoDB\u5f8c\uff0c\u6211\u958b\u59cb\u5c07\u5176\u61c9\u7528\u65bc\u6211\u5011\u7684\u9805\u76ee\u4e2d\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u5be6\u8e10\u7d93\u9a57\uff1a<\/p>\n<h3 id=\"%e6%95%b8%e6%93%9a%e6%a8%a1%e5%9e%8b%e8%a8%ad%e8%a8%88-QGKYGdvSIu\">\u6578\u64da\u6a21\u578b\u8a2d\u8a08<\/h3>\n<p>\u5728\u8a2d\u8a08\u6578\u64da\u6a21\u578b\u6642\uff0c\u6211\u5011\u6839\u64da\u696d\u52d9\u9700\u6c42\u9748\u6d3b\u5730\u8abf\u6574\u6578\u64da\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u7528\u6236\u8cc7\u6599\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u7528\u6236\u7684\u57fa\u672c\u4fe1\u606f\u548c\u6b77\u53f2\u8a18\u9304\u5b58\u5132\u5728\u540c\u4e00\u500b\u6587\u6a94\u4e2d\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u67e5\u8a62\u7684\u6b21\u6578\uff0c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<pre><code>{\n    \"_id\": \"user123\",\n    \"name\": \"\u5f35\u4e09\",\n    \"email\": \"zhangsan@example.com\",\n    \"orders\": [\n        {\n            \"order_id\": \"order001\",\n            \"amount\": 100,\n            \"date\": \"2023-01-01\"\n        },\n        {\n            \"order_id\": \"order002\",\n            \"amount\": 150,\n            \"date\": \"2023-01-02\"\n        }\n    ]\n}<\/code><\/pre>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-QGKYGdvSIu\">\u67e5\u8a62\u6027\u80fd\u512a\u5316<\/h3>\n<p>\u5229\u7528MongoDB\u7684\u7d22\u5f15\u529f\u80fd\uff0c\u6211\u5011\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u901a\u904e\u70ba\u5e38\u7528\u7684\u67e5\u8a62\u5b57\u6bb5\u5efa\u7acb\u7d22\u5f15\uff0c\u6211\u5011\u7684\u67e5\u8a62\u901f\u5ea6\u63d0\u5347\u4e86\u6578\u500d\uff0c\u9019\u5c0d\u65bc\u9ad8\u4e26\u767c\u7684\u61c9\u7528\u5834\u666f\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<pre><code>db.users.createIndex({ \"email\": 1 })<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-QGKYGdvSIu\">\u7d50\u8ad6<\/h2>\n<p>\u9019\u6b21\u7dda\u4e0a\u4e8b\u6545\u8b93\u6211\u6df1\u523b\u8a8d\u8b58\u5230MongoDB\u7684\u512a\u52e2\uff0c\u7279\u5225\u662f\u5728\u9762\u5c0d\u5927\u6578\u64da\u548c\u9ad8\u4e26\u767c\u7684\u6311\u6230\u6642\u3002\u5b83\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u4f7f\u5f97\u6211\u5011\u80fd\u5920\u66f4\u597d\u5730\u61c9\u5c0d\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u5c07\u6210\u70ba\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a 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