{"id":175695,"date":"2024-11-08T08:01:18","date_gmt":"2024-11-08T00:01:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/175695\/"},"modified":"2024-11-08T08:01:19","modified_gmt":"2024-11-08T00:01:19","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mongodb%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-116-%e5%b0%8d%e6%96%bccapped%e5%a4%aa%e5%a4%a7%e7%9a%84%e6%96%87%e6%aa%94","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/175695\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MongoDB\u932f\u8aa4\u4ee3\u78bc &#8211; 116 &#8211; \u5c0d\u65bcCapped\u592a\u5927\u7684\u6587\u6a94"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mongodb%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-116-%e5%b0%8d%e6%96%bccapped%e5%a4%aa%e5%a4%a7%e7%9a%84%e6%96%87%e6%aa%94-xFIolDgJjA\">\u5982\u4f55\u4fee\u5fa9MongoDB\u932f\u8aa4\u4ee3\u78bc &#8211; 116 &#8211; \u5c0d\u65bcCapped\u592a\u5927\u7684\u6587\u6a94<\/h1>\n<p>\u5728\u4f7f\u7528MongoDB\u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa4\u4ee3\u78bc116\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207Capped Collection\uff08\u9650\u5236\u96c6\u5408\uff09\u6709\u95dc\uff0c\u7279\u5225\u662f\u7576\u5617\u8a66\u63d2\u5165\u7684\u6587\u6a94\u8d85\u904e\u4e86\u96c6\u5408\u7684\u5927\u5c0f\u9650\u5236\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afcapped-collection%ef%bc%9f-xFIolDgJjA\">\u4ec0\u9ebc\u662fCapped Collection\uff1f<\/h2>\n<p>Capped Collection\u662f\u4e00\u7a2e\u7279\u6b8a\u985e\u578b\u7684MongoDB\u96c6\u5408\uff0c\u5177\u6709\u56fa\u5b9a\u7684\u5927\u5c0f\u9650\u5236\u3002\u7576\u96c6\u5408\u9054\u5230\u5176\u5927\u5c0f\u9650\u5236\u6642\uff0c\u6700\u820a\u7684\u6587\u6a94\u5c07\u88ab\u81ea\u52d5\u522a\u9664\uff0c\u4ee5\u4fbf\u70ba\u65b0\u7684\u6587\u6a94\u9a30\u51fa\u7a7a\u9593\u3002\u9019\u4f7f\u5f97Capped Collection\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u9ad8\u6548\u5beb\u5165\u548c\u8b80\u53d6\u7684\u5834\u666f\uff0c\u4f8b\u5982\u65e5\u8a8c\u8a18\u9304\u6216\u5be6\u6642\u6578\u64da\u6d41\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc116%e7%9a%84%e5%8e%9f%e5%9b%a0-xFIolDgJjA\">\u932f\u8aa4\u4ee3\u78bc116\u7684\u539f\u56e0<\/h2>\n<p>\u932f\u8aa4\u4ee3\u78bc116\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u5617\u8a66\u63d2\u5165\u7684\u6587\u6a94\u5927\u5c0f\u8d85\u904e\u4e86Capped Collection\u7684\u5927\u5c0f\u9650\u5236\u3002<\/li>\n<li>Capped Collection\u7684\u8a2d\u7f6e\u4e0d\u6b63\u78ba\uff0c\u5c0e\u81f4\u7121\u6cd5\u5bb9\u7d0d\u65b0\u7684\u6587\u6a94\u3002<\/li>\n<\/ul>\n<p>\u6839\u64daMongoDB\u7684\u6587\u6a94\uff0cCapped Collection\u7684\u5927\u5c0f\u9650\u5236\u662f\u7531\u5275\u5efa\u96c6\u5408\u6642\u6307\u5b9a\u7684\u3002\u5982\u679c\u63d2\u5165\u7684\u6587\u6a94\u8d85\u904e\u4e86\u9019\u500b\u9650\u5236\uff0cMongoDB\u5c07\u8fd4\u56de\u932f\u8aa4\u4ee3\u78bc116\uff0c\u4e26\u62d2\u7d55\u8a72\u63d2\u5165\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc116-xFIolDgJjA\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa4\u4ee3\u78bc116<\/h2>\n<p>\u8981\u4fee\u5fa9\u932f\u8aa4\u4ee3\u78bc116\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%96%87%e6%aa%94%e5%a4%a7%e5%b0%8f-xFIolDgJjA\">1. \u6aa2\u67e5\u6587\u6a94\u5927\u5c0f<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u8981\u63d2\u5165\u7684\u6587\u6a94\u5927\u5c0f\u3002MongoDB\u5c0d\u55ae\u500b\u6587\u6a94\u7684\u5927\u5c0f\u9650\u5236\u70ba16MB\u3002\u5982\u679c\u60a8\u7684\u6587\u6a94\u8d85\u904e\u9019\u500b\u5927\u5c0f\uff0c\u60a8\u9700\u8981\u8003\u616e\u5c07\u5176\u62c6\u5206\u70ba\u591a\u500b\u8f03\u5c0f\u7684\u6587\u6a94\u3002<\/p>\n<pre><code>{\n    \"name\": \"example\",\n    \"data\": \"\u9019\u662f\u4e00\u500b\u975e\u5e38\u5927\u7684\u6587\u6a94...\" \/\/ \u78ba\u4fdd\u9019\u500b\u6587\u6a94\u4e0d\u8d85\u904e16MB\n}<\/code><\/pre>\n<h3 id=\"2-%e5%a2%9e%e5%8a%a0capped-collection%e7%9a%84%e5%a4%a7%e5%b0%8f-xFIolDgJjA\">2. \u589e\u52a0Capped Collection\u7684\u5927\u5c0f<\/h3>\n<p>\u5982\u679c\u60a8\u78ba\u5b9a\u9700\u8981\u63d2\u5165\u7684\u6587\u6a94\u5927\u5c0f\u662f\u5408\u7406\u7684\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u589e\u52a0Capped Collection\u7684\u5927\u5c0f\u3002\u9019\u53ef\u4ee5\u901a\u904e\u91cd\u65b0\u5275\u5efa\u96c6\u5408\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>db.runCommand({\n    convertToCapped: \"yourCollectionName\",\n    size: newSizeInBytes\n})<\/code><\/pre>\n<p>\u8acb\u6ce8\u610f\uff0c\u9019\u6a23\u505a\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\uff0c\u56e0\u6b64\u5728\u57f7\u884c\u6b64\u64cd\u4f5c\u4e4b\u524d\uff0c\u8acb\u52d9\u5fc5\u5099\u4efd\u6578\u64da\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e6%99%ae%e9%80%9a%e9%9b%86%e5%90%88-xFIolDgJjA\">3. \u4f7f\u7528\u666e\u901a\u96c6\u5408<\/h3>\n<p>\u5982\u679c\u60a8\u7684\u61c9\u7528\u5834\u666f\u4e0d\u9700\u8981Capped Collection\u7684\u7279\u6027\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u666e\u901a\u96c6\u5408\u3002\u666e\u901a\u96c6\u5408\u4e0d\u6703\u6709\u5927\u5c0f\u9650\u5236\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u932f\u8aa4\u4ee3\u78bc116\u7684\u51fa\u73fe\u3002<\/p>\n<pre><code>db.createCollection(\"yourCollectionName\")<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-xFIolDgJjA\">\u7e3d\u7d50<\/h2>\n<p>\u932f\u8aa4\u4ee3\u78bc116\u5728MongoDB\u4e2d\u662f\u7531\u65bc\u5617\u8a66\u63d2\u5165\u8d85\u904eCapped Collection\u5927\u5c0f\u9650\u5236\u7684\u6587\u6a94\u800c\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u6587\u6a94\u5927\u5c0f\u3001\u589e\u52a0Capped Collection\u7684\u5927\u5c0f\u6216\u4f7f\u7528\u666e\u901a\u96c6\u5408\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u500b\u554f\u984c\u3002\u4e86\u89e3\u5982\u4f55\u7ba1\u7406MongoDB\u7684\u96c6\u5408\u985e\u578b\u548c\u5927\u5c0f\u9650\u5236\uff0c\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9MongoDB\u932f\u8aa4\u4ee3\u78bc116\uff0c\u89e3\u6c7aCapped\u96c6\u5408\u4e2d\u8d85\u5927\u6587\u6a94\u7684\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u904b\u884c\u9806\u66a2\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-175695","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175695","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=175695"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175695\/revisions"}],"predecessor-version":[{"id":175696,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175695\/revisions\/175696"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=175695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=175695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=175695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}