{"id":167987,"date":"2024-11-06T08:34:26","date_gmt":"2024-11-06T00:34:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167987\/"},"modified":"2024-11-06T08:34:27","modified_gmt":"2024-11-06T00:34:27","slug":"%e8%81%8a%e8%81%8a-mongodb-%e6%99%82%e9%96%93%e5%ba%8f%e5%88%97%e9%9b%86%e5%90%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167987\/","title":{"rendered":"\u804a\u804a MongoDB \u6642\u9593\u5e8f\u5217\u96c6\u5408"},"content":{"rendered":"<h1 id=\"%e8%81%8a%e8%81%8a-mongodb-%e6%99%82%e9%96%93%e5%ba%8f%e5%88%97%e9%9b%86%e5%90%88-gmOoUbloYW\">\u804a\u804a MongoDB \u6642\u9593\u5e8f\u5217\u96c6\u5408<\/h1>\n<p>\u96a8\u8457\u7269\u806f\u7db2\uff08IoT\uff09\u3001\u91d1\u878d\u5e02\u5834\u3001\u76e3\u63a7\u7cfb\u7d71\u7b49\u61c9\u7528\u7684\u8208\u8d77\uff0c\u6642\u9593\u5e8f\u5217\u6578\u64da\u7684\u7ba1\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002MongoDB \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684 NoSQL \u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6642\u9593\u5e8f\u5217\u96c6\u5408\uff08Time Series Collections\uff09\u529f\u80fd\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u66f4\u6709\u6548\u5730\u5b58\u5132\u548c\u67e5\u8a62\u9019\u985e\u6578\u64da\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e MongoDB \u7684\u6642\u9593\u5e8f\u5217\u96c6\u5408\u7279\u6027\u53ca\u5176\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%99%82%e9%96%93%e5%ba%8f%e5%88%97%e6%95%b8%e6%93%9a%ef%bc%9f-gmOoUbloYW\">\u4ec0\u9ebc\u662f\u6642\u9593\u5e8f\u5217\u6578\u64da\uff1f<\/h2>\n<p>\u6642\u9593\u5e8f\u5217\u6578\u64da\u662f\u96a8\u6642\u9593\u8b8a\u5316\u800c\u6536\u96c6\u7684\u6578\u64da\u9ede\uff0c\u901a\u5e38\u4ee5\u6642\u9593\u6233\u70ba\u57fa\u790e\u3002\u9019\u985e\u6578\u64da\u7684\u7279\u9ede\u662f\u6578\u64da\u9ede\u4e4b\u9593\u7684\u6642\u9593\u9806\u5e8f\u662f\u91cd\u8981\u7684\uff0c\u4e26\u4e14\u901a\u5e38\u6703\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\u800c\u4e0d\u65b7\u589e\u52a0\u3002\u4f8b\u5982\uff0c\u6c23\u8c61\u6578\u64da\u3001\u80a1\u7968\u50f9\u683c\u3001\u8a2d\u5099\u50b3\u611f\u5668\u6578\u64da\u7b49\u90fd\u662f\u6642\u9593\u5e8f\u5217\u6578\u64da\u7684\u5178\u578b\u4f8b\u5b50\u3002<\/p>\n<h2 id=\"mongodb-%e7%9a%84%e6%99%82%e9%96%93%e5%ba%8f%e5%88%97%e9%9b%86%e5%90%88%e7%89%b9%e6%80%a7-gmOoUbloYW\">MongoDB \u7684\u6642\u9593\u5e8f\u5217\u96c6\u5408\u7279\u6027<\/h2>\n<p>MongoDB \u5728 5.0 \u7248\u672c\u4e2d\u5f15\u5165\u4e86\u6642\u9593\u5e8f\u5217\u96c6\u5408\uff0c\u9019\u662f\u4e00\u7a2e\u5c08\u9580\u8a2d\u8a08\u7528\u4f86\u5b58\u5132\u6642\u9593\u5e8f\u5217\u6578\u64da\u7684\u96c6\u5408\u3002\u9019\u4e9b\u96c6\u5408\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u7279\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u7684\u5b58\u5132\u7d50\u69cb\uff1a<\/strong>\u6642\u9593\u5e8f\u5217\u96c6\u5408\u4f7f\u7528\u4e86\u512a\u5316\u7684\u5b58\u5132\u683c\u5f0f\uff0c\u80fd\u5920\u6709\u6548\u5730\u58d3\u7e2e\u6578\u64da\uff0c\u6e1b\u5c11\u5b58\u5132\u7a7a\u9593\u7684\u4f7f\u7528\u3002<\/li>\n<li><strong>\u81ea\u52d5\u5206\u7247\uff1a<\/strong>MongoDB \u53ef\u4ee5\u81ea\u52d5\u5c07\u6642\u9593\u5e8f\u5217\u6578\u64da\u5206\u7247\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002<\/li>\n<li><strong>\u7c21\u5316\u7684\u67e5\u8a62\uff1a<\/strong>\u6642\u9593\u5e8f\u5217\u96c6\u5408\u63d0\u4f9b\u4e86\u7c21\u5316\u7684\u67e5\u8a62\u8a9e\u6cd5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u9032\u884c\u6642\u9593\u7bc4\u570d\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e6%99%82%e9%96%93%e5%ba%8f%e5%88%97%e9%9b%86%e5%90%88-gmOoUbloYW\">\u5982\u4f55\u5275\u5efa\u6642\u9593\u5e8f\u5217\u96c6\u5408<\/h2>\n<p>\u5728 MongoDB \u4e2d\u5275\u5efa\u6642\u9593\u5e8f\u5217\u96c6\u5408\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\ndb.createCollection(\"sensorData\", {\n    timeseries: {\n        timeField: \"timestamp\",\n        metaField: \"sensorId\",\n        granularity: \"seconds\"\n    }\n});\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <code>sensorData<\/code> \u7684\u6642\u9593\u5e8f\u5217\u96c6\u5408\uff0c\u5176\u4e2d <code>timestamp<\/code> \u662f\u6642\u9593\u6233\u5b57\u6bb5\uff0c<code>sensorId<\/code> \u662f\u5143\u6578\u64da\u5b57\u6bb5\uff0c\u4e26\u4e14\u8a2d\u7f6e\u4e86\u7c92\u5ea6\u70ba\u79d2\u3002<\/p>\n<h2 id=\"%e6%99%82%e9%96%93%e5%ba%8f%e5%88%97%e9%9b%86%e5%90%88%e7%9a%84%e6%9f%a5%e8%a9%a2-gmOoUbloYW\">\u6642\u9593\u5e8f\u5217\u96c6\u5408\u7684\u67e5\u8a62<\/h2>\n<p>\u67e5\u8a62\u6642\u9593\u5e8f\u5217\u6578\u64da\u4e5f\u76f8\u5c0d\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u7279\u5b9a\u6642\u9593\u7bc4\u570d\u5167\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\ndb.sensorData.find({\n    timestamp: {\n        $gte: ISODate(\"2023-01-01T00:00:00Z\"),\n        $lt: ISODate(\"2023-01-02T00:00:00Z\")\n    }\n});\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56de\u5728 2023 \u5e74 1 \u6708 1 \u65e5\u4e4b\u9593\u7684\u6240\u6709\u50b3\u611f\u5668\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-gmOoUbloYW\">\u61c9\u7528\u5834\u666f<\/h2>\n<p>MongoDB \u7684\u6642\u9593\u5e8f\u5217\u96c6\u5408\u9069\u7528\u65bc\u591a\u7a2e\u61c9\u7528\u5834\u666f\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u65bc\uff1a<\/p>\n<ul>\n<li><strong>\u7269\u806f\u7db2\u61c9\u7528\uff1a<\/strong>\u6536\u96c6\u548c\u5206\u6790\u4f86\u81ea\u5404\u7a2e\u8a2d\u5099\u7684\u50b3\u611f\u5668\u6578\u64da\u3002<\/li>\n<li><strong>\u91d1\u878d\u6578\u64da\u5206\u6790\uff1a<\/strong>\u5be6\u6642\u76e3\u63a7\u548c\u5206\u6790\u80a1\u7968\u5e02\u5834\u6578\u64da\u3002<\/li>\n<li><strong>\u76e3\u63a7\u7cfb\u7d71\uff1a<\/strong>\u8a18\u9304\u548c\u5206\u6790\u7cfb\u7d71\u6027\u80fd\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-gmOoUbloYW\">\u7e3d\u7d50<\/h2>\n<p>MongoDB \u7684\u6642\u9593\u5e8f\u5217\u96c6\u5408\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u500b\u9ad8\u6548\u3001\u9748\u6d3b\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u548c\u67e5\u8a62\u6642\u9593\u5e8f\u5217\u6578\u64da\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u9019\u4e00\u7279\u6027\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\uff0c\u7279\u5225\u662f\u5728\u7269\u806f\u7db2\u548c\u91d1\u878d\u7b49\u9818\u57df\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u4e00\u500b\u53ef\u9760\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u8655\u7406\u6642\u9593\u5e8f\u5217\u6578\u64da\uff0c\u8003\u616e\u4f7f\u7528 MongoDB \u7684\u6642\u9593\u5e8f\u5217\u96c6\u5408\u529f\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4e5f\u5c07\u662f\u6210\u529f\u7684\u95dc\u9375\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 MongoDB \u6642\u9593\u5e8f\u5217\u96c6\u5408\u7684\u7279\u6027\u8207\u61c9\u7528\uff0c\u4e86\u89e3\u5982\u4f55\u9ad8\u6548\u5132\u5b58\u548c\u67e5\u8a62\u6642\u9593\u5e8f\u5217\u6578\u64da\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-167987","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167987","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=167987"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167987\/revisions"}],"predecessor-version":[{"id":167988,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167987\/revisions\/167988"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}