\u96a8\u8457\u5927\u6578\u64da\u6280\u8853\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u4f01\u696d\u9078\u64c7\u4f7f\u7528NoSQL\u6578\u64da\u5eab\u4f86\u8655\u7406\u5176\u6578\u64da\u9700\u6c42\u3002MongoDB\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684NoSQL\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u6a21\u578b\u548c\u9ad8\u6548\u7684\u67e5\u8a62\u6027\u80fd\u3002\u7136\u800c\uff0c\u5c0d\u65bc\u8a31\u591a\u719f\u6089\u50b3\u7d71\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u5982\u4f55\u5728MongoDB\u4e2d\u5be6\u73feSQL\u67e5\u8a62\u7684\u529f\u80fd\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0eSQL ON MongoDB\u7684\u5be6\u73fe\u539f\u7406\u53ca\u5176\u80cc\u5f8c\u7684\u6280\u8853\u7d30\u7bc0\u3002<\/p>\n
MongoDB\u662f\u4e00\u7a2e\u6587\u6a94\u5c0e\u5411\u7684NoSQL\u6578\u64da\u5eab\uff0c\u6578\u64da\u4ee5BSON\uff08\u985e\u4f3cJSON\u7684\u683c\u5f0f\uff09\u6587\u6a94\u7684\u5f62\u5f0f\u5b58\u5132\u3002\u9019\u7a2e\u7d50\u69cb\u4f7f\u5f97MongoDB\u80fd\u5920\u9748\u6d3b\u5730\u8655\u7406\u5404\u7a2e\u6578\u64da\u985e\u578b\uff0c\u4e26\u4e14\u652f\u6301\u52d5\u614b\u6a21\u5f0f\u3002\u8207\u50b3\u7d71\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e0d\u540c\uff0cMongoDB\u4e0d\u9700\u8981\u9810\u5148\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u5feb\u901f\u5730\u8fed\u4ee3\u548c\u66f4\u65b0\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n
\u5118\u7ba1MongoDB\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u67e5\u8a62\u529f\u80fd\uff0c\u4f46\u8a31\u591a\u958b\u767c\u8005\u4ecd\u7136\u7fd2\u6163\u65bc\u4f7f\u7528SQL\u8a9e\u8a00\u9032\u884c\u6578\u64da\u64cd\u4f5c\u3002\u9019\u5c0e\u81f4\u4e86\u5c0d\u65bc\u5728MongoDB\u4e2d\u4f7f\u7528SQL\u7684\u9700\u6c42\u3002SQL ON MongoDB\u7684\u5be6\u73fe\u65e8\u5728\u8b93\u958b\u767c\u8005\u80fd\u5920\u4f7f\u7528\u719f\u6089\u7684SQL\u8a9e\u6cd5\u4f86\u67e5\u8a62\u548c\u64cd\u4f5cMongoDB\u4e2d\u7684\u6578\u64da\u3002<\/p>\n
SQL ON MongoDB\u7684\u5be6\u73fe\u4e3b\u8981\u4f9d\u8cf4\u65bc\u4ee5\u4e0b\u5e7e\u500b\u6280\u8853\u539f\u7406\uff1a<\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c07SQL\u67e5\u8a62\u8f49\u63db\u70baMongoDB\u67e5\u8a62\uff1a<\/p>\n
-- SQL\u67e5\u8a62\nSELECT name, age FROM users WHERE age > 30;\n\n-- \u5c0d\u61c9\u7684MongoDB\u67e5\u8a62\ndb.users.find({ age: { $gt: 30 } }, { name: 1, age: 1 });\n<\/code><\/pre>\n\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cSQL\u67e5\u8a62\u88ab\u8f49\u63db\u70baMongoDB\u7684find()\u65b9\u6cd5\uff0c\u4e26\u4f7f\u7528\u4e86MongoDB\u7684\u67e5\u8a62\u64cd\u4f5c\u7b26\u4f86\u5be6\u73fe\u76f8\u540c\u7684\u904e\u6ffe\u689d\u4ef6\u3002<\/p>\n
\u512a\u52e2\u8207\u6311\u6230<\/h2>\n
\u4f7f\u7528SQL ON MongoDB\u7684\u4e3b\u8981\u512a\u52e2\u5728\u65bc\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528\u4ed6\u5011\u5df2\u6709\u7684SQL\u77e5\u8b58\uff0c\u5feb\u901f\u4e0a\u624bMongoDB\u3002\u7136\u800c\uff0c\u9019\u7a2e\u8f49\u63db\u4e5f\u9762\u81e8\u4e00\u4e9b\u6311\u6230\uff0c\u4f8b\u5982\uff1a<\/p>\n
\n- SQL\u8a9e\u6cd5\u7684\u8907\u96dc\u6027\uff1a\u67d0\u4e9bSQL\u529f\u80fd\uff08\u5982JOIN\u64cd\u4f5c\uff09\u5728MongoDB\u4e2d\u4e26\u4e0d\u76f4\u63a5\u652f\u6301\uff0c\u53ef\u80fd\u9700\u8981\u984d\u5916\u7684\u908f\u8f2f\u4f86\u5be6\u73fe\u3002<\/li>\n
- \u6027\u80fd\u8003\u91cf\uff1a\u96d6\u7136SQL\u67e5\u8a62\u53ef\u4ee5\u8f49\u63db\u70baMongoDB\u67e5\u8a62\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6027\u80fd\u53ef\u80fd\u4e0d\u5982\u76f4\u63a5\u4f7f\u7528MongoDB\u7684\u67e5\u8a62\u8a9e\u6cd5\u3002<\/li>\n<\/ul>\n
\u7d50\u8ad6<\/h2>\n
SQL ON MongoDB\u7684\u5be6\u73fe\u539f\u7406\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u719f\u6089\u7684\u65b9\u5f0f\u4f86\u64cd\u4f5cMongoDB\u6578\u64da\u5eab\u3002\u901a\u904eSQL\u89e3\u6790\u5668\u3001\u67e5\u8a62\u6620\u5c04\u548c\u57f7\u884c\u5f15\u64ce\u7684\u5354\u4f5c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728MongoDB\u4e2d\u4f7f\u7528SQL\u8a9e\u6cd5\u9032\u884c\u6578\u64da\u67e5\u8a62\u548c\u64cd\u4f5c\u3002\u5118\u7ba1\u5b58\u5728\u4e00\u4e9b\u6311\u6230\uff0c\u4f46\u9019\u7a2e\u65b9\u6cd5\u7121\u7591\u70ba\u5e0c\u671b\u5728MongoDB\u4e2d\u5229\u7528SQL\u7684\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4fbf\u5229\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dcVPS<\/a><\/code>\u548c\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u63a2\u7d22SQL\u5728MongoDB\u4e2d\u7684\u5be6\u73fe\u539f\u7406\uff0c\u4e86\u89e3\u5982\u4f55\u5c07\u95dc\u806f\u67e5\u8a62\u8f49\u63db\u70ba\u6587\u6a94\u5c0e\u5411\u7684\u6578\u64da\u64cd\u4f5c\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-135151","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135151","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=135151"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135151\/revisions"}],"predecessor-version":[{"id":135152,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/135151\/revisions\/135152"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=135151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=135151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=135151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}