{"id":63656,"date":"2024-10-14T01:22:16","date_gmt":"2024-10-13T17:22:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/63656\/"},"modified":"2024-10-14T01:22:16","modified_gmt":"2024-10-13T17:22:16","slug":"mongodb%e8%a1%93%e8%aa%9e-2dsphere%e7%b4%a2%e5%bc%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/63656\/","title":{"rendered":"MongoDB\u8853\u8a9e &#8211; 2dsphere\u7d22\u5f15"},"content":{"rendered":"<h1 id=\"mongodb%e8%a1%93%e8%aa%9e-2dsphere%e7%b4%a2%e5%bc%95-eVUwoVXMoE\">MongoDB\u8853\u8a9e &#8211; 2dsphere\u7d22\u5f15<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cMongoDB\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684NoSQL\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u6578\u64da\u5b58\u5132\u548c\u67e5\u8a62\u80fd\u529b\u3002\u7279\u5225\u662f\u5728\u8655\u7406\u5730\u7406\u7a7a\u9593\u6578\u64da\u6642\uff0cMongoDB\u76842dsphere\u7d22\u5f15\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e2dsphere\u7d22\u5f15\u7684\u6982\u5ff5\u3001\u7528\u9014\u53ca\u5176\u5be6\u73fe\u65b9\u5f0f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af2dsphere%e7%b4%a2%e5%bc%95%ef%bc%9f-eVUwoVXMoE\">\u4ec0\u9ebc\u662f2dsphere\u7d22\u5f15\uff1f<\/h2>\n<p>2dsphere\u7d22\u5f15\u662fMongoDB\u4e2d\u7528\u65bc\u652f\u6301\u5730\u7406\u7a7a\u9593\u67e5\u8a62\u7684\u7d22\u5f15\u985e\u578b\u3002\u5b83\u5141\u8a31\u7528\u6236\u5728\u4e09\u7dad\u7a7a\u9593\u4e2d\u9032\u884c\u67e5\u8a62\uff0c\u9019\u5305\u62ec\u7d93\u5ea6\u3001\u7def\u5ea6\u4ee5\u53ca\u9ad8\u5ea6\u7b49\u6578\u64da\u3002\u9019\u7a2e\u7d22\u5f15\u7279\u5225\u9069\u5408\u65bc\u9700\u8981\u8655\u7406\u5730\u7406\u4f4d\u7f6e\u6578\u64da\u7684\u61c9\u7528\uff0c\u4f8b\u5982\u5730\u5716\u670d\u52d9\u3001\u4f4d\u7f6e\u57fa\u790e\u670d\u52d9\uff08LBS\uff09\u7b49\u3002<\/p>\n<h2 id=\"2dsphere%e7%b4%a2%e5%bc%95%e7%9a%84%e7%89%b9%e9%bb%9e-eVUwoVXMoE\">2dsphere\u7d22\u5f15\u7684\u7279\u9ede<\/h2>\n<ul>\n<li><strong>\u652f\u6301\u591a\u7a2e\u67e5\u8a62\uff1a<\/strong>2dsphere\u7d22\u5f15\u652f\u6301\u591a\u7a2e\u5730\u7406\u7a7a\u9593\u67e5\u8a62\uff0c\u5305\u62ec\u9ede\u67e5\u8a62\u3001\u7bc4\u570d\u67e5\u8a62\u548c\u591a\u908a\u5f62\u67e5\u8a62\u3002<\/li>\n<li><strong>\u9ad8\u6548\u6027\u80fd\uff1a<\/strong>\u4f7f\u75282dsphere\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u5730\u7406\u7a7a\u9593\u67e5\u8a62\u7684\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u6578\u64da\u6a21\u578b\u4e2d\u4f7f\u75282dsphere\u7d22\u5f15\uff0c\u7121\u8ad6\u662f\u9ede\u3001\u7dda\u9084\u662f\u9762\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba2dsphere%e7%b4%a2%e5%bc%95-eVUwoVXMoE\">\u5982\u4f55\u5275\u5efa2dsphere\u7d22\u5f15<\/h2>\n<p>\u5728MongoDB\u4e2d\u5275\u5efa2dsphere\u7d22\u5f15\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728\u4e00\u500b\u540d\u70ba\u201clocations\u201d\u7684\u96c6\u5408\u4e2d\u5275\u5efa2dsphere\u7d22\u5f15\uff1a<\/p>\n<pre><code>db.locations.createIndex({ location: \"2dsphere\" })<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u201clocation\u201d\u662f\u5b58\u5132\u5730\u7406\u7a7a\u9593\u6578\u64da\u7684\u5b57\u6bb5\u3002\u5275\u5efa\u7d22\u5f15\u5f8c\uff0c\u7528\u6236\u53ef\u4ee5\u4f7f\u7528MongoDB\u7684\u5730\u7406\u7a7a\u9593\u67e5\u8a62\u529f\u80fd\u4f86\u67e5\u8a62\u8a72\u96c6\u5408\u4e2d\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a82dsphere%e7%b4%a2%e5%bc%95%e9%80%b2%e8%a1%8c%e6%9f%a5%e8%a9%a2-eVUwoVXMoE\">\u4f7f\u75282dsphere\u7d22\u5f15\u9032\u884c\u67e5\u8a62<\/h2>\n<p>\u4e00\u65e6\u5275\u5efa\u4e862dsphere\u7d22\u5f15\uff0c\u7528\u6236\u5c31\u53ef\u4ee5\u9032\u884c\u5404\u7a2e\u5730\u7406\u7a7a\u9593\u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u793a\u4f8b\uff0c\u67e5\u627e\u8ddd\u96e2\u67d0\u500b\u9ede\uff08\u4f8b\u5982\uff1a\u7d93\u5ea6114.1694\uff0c\u7def\u5ea622.3193\uff09\u4e0d\u8d85\u904e1000\u7c73\u7684\u6240\u6709\u4f4d\u7f6e\uff1a<\/p>\n<pre><code>db.locations.find({\n    location: {\n        $near: {\n            $geometry: {\n                type: \"Point\",\n                coordinates: [114.1694, 22.3193]\n            },\n            $maxDistance: 1000\n        }\n    }\n})<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u4f7f\u7528\u4e86MongoDB\u7684$near\u64cd\u4f5c\u7b26\uff0c\u80fd\u5920\u5feb\u901f\u627e\u5230\u8ddd\u96e2\u6307\u5b9a\u9ede\u6700\u8fd1\u7684\u5730\u7406\u4f4d\u7f6e\u3002<\/p>\n<h2 id=\"2dsphere%e7%b4%a2%e5%bc%95%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-eVUwoVXMoE\">2dsphere\u7d22\u5f15\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>2dsphere\u7d22\u5f15\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u90fd\u767c\u63ee\u8457\u91cd\u8981\u4f5c\u7528\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u5730\u5716\u670d\u52d9\uff1a<\/strong>\u5982Google Maps\u7b49\u61c9\u7528\uff0c\u4f7f\u75282dsphere\u7d22\u5f15\u4f86\u5feb\u901f\u67e5\u627e\u9644\u8fd1\u7684\u5546\u5bb6\u6216\u5730\u9ede\u3002<\/li>\n<li><strong>\u793e\u4ea4\u5a92\u9ad4\uff1a<\/strong>\u8a31\u591a\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u5229\u7528\u5730\u7406\u4f4d\u7f6e\u4f86\u63d0\u4f9b\u57fa\u65bc\u4f4d\u7f6e\u7684\u5167\u5bb9\u548c\u670d\u52d9\u3002<\/li>\n<li><strong>\u7269\u6d41\u7ba1\u7406\uff1a<\/strong>\u5728\u7269\u6d41\u548c\u904b\u8f38\u884c\u696d\u4e2d\uff0c2dsphere\u7d22\u5f15\u53ef\u4ee5\u5e6b\u52a9\u512a\u5316\u8def\u5f91\u898f\u5283\u548c\u8cc7\u6e90\u5206\u914d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-eVUwoVXMoE\">\u7e3d\u7d50<\/h2>\n<p>MongoDB\u76842dsphere\u7d22\u5f15\u70ba\u8655\u7406\u5730\u7406\u7a7a\u9593\u6578\u64da\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\uff0c\u7121\u8ad6\u662f\u5728\u6027\u80fd\u9084\u662f\u9748\u6d3b\u6027\u4e0a\u90fd\u8868\u73fe\u51fa\u8272\u3002\u901a\u904e\u7c21\u55ae\u7684\u7d22\u5f15\u5275\u5efa\u548c\u67e5\u8a62\u8a9e\u6cd5\uff0c\u7528\u6236\u53ef\u4ee5\u8f15\u9b06\u5730\u5728\u5176\u61c9\u7528\u4e2d\u96c6\u6210\u5730\u7406\u7a7a\u9593\u529f\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u8655\u7406\u5730\u7406\u6578\u64da\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u4e86\u89e3\u548c\u638c\u63e12dsphere\u7d22\u5f15\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bcVPS\u3001<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MongoDB\u4e2d\u76842dsphere\u7d22\u5f15\uff0c\u5982\u4f55\u652f\u6301\u5730\u7406\u7a7a\u95f4\u67e5\u8be2\uff0c\u63d0\u5347\u6570\u636e\u68c0\u7d22\u6548\u7387\uff0c\u52a9\u529b\u5730\u7406\u4fe1\u606f\u5e94\u7528\u5f00\u53d1\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-63656","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63656","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=63656"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63656\/revisions"}],"predecessor-version":[{"id":63657,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63656\/revisions\/63657"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=63656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=63656"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=63656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}