{"id":63788,"date":"2024-10-14T02:29:14","date_gmt":"2024-10-13T18:29:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/63788\/"},"modified":"2024-10-14T02:29:14","modified_gmt":"2024-10-13T18:29:14","slug":"mongodb%e8%a1%93%e8%aa%9e-%e5%88%aa%e9%99%a4%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/63788\/","title":{"rendered":"MongoDB\u8853\u8a9e &#8211; \u522a\u9664\u64cd\u4f5c"},"content":{"rendered":"<h1 id=\"mongodb%e8%a1%93%e8%aa%9e-%e5%88%aa%e9%99%a4%e6%93%8d%e4%bd%9c-eYbijtrPKk\">MongoDB\u8853\u8a9e &#8211; \u522a\u9664\u64cd\u4f5c<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u522a\u9664\u64cd\u4f5c\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002MongoDB\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684NoSQL\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u522a\u9664\u6578\u64da\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMongoDB\u4e2d\u7684\u522a\u9664\u64cd\u4f5c\uff0c\u5305\u62ec\u5176\u57fa\u672c\u6982\u5ff5\u3001\u5e38\u7528\u547d\u4ee4\u53ca\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"mongodb%e5%88%aa%e9%99%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-eYbijtrPKk\">MongoDB\u522a\u9664\u64cd\u4f5c\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728MongoDB\u4e2d\uff0c\u522a\u9664\u64cd\u4f5c\u4e3b\u8981\u7528\u65bc\u79fb\u9664\u96c6\u5408\u4e2d\u7684\u6587\u6a94\u3002\u9019\u4e9b\u64cd\u4f5c\u53ef\u4ee5\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u9032\u884c\uff0c\u5f9e\u800c\u7cbe\u78ba\u5730\u522a\u9664\u6240\u9700\u7684\u6578\u64da\u3002MongoDB\u63d0\u4f9b\u4e86\u5e7e\u7a2e\u4e0d\u540c\u7684\u522a\u9664\u65b9\u6cd5\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>deleteOne()<\/strong>\uff1a\u522a\u9664\u7b26\u5408\u689d\u4ef6\u7684\u7b2c\u4e00\u500b\u6587\u6a94\u3002<\/li>\n<li><strong>deleteMany()<\/strong>\uff1a\u522a\u9664\u6240\u6709\u7b26\u5408\u689d\u4ef6\u7684\u6587\u6a94\u3002<\/li>\n<li><strong>findOneAndDelete()<\/strong>\uff1a\u67e5\u627e\u4e26\u522a\u9664\u7b26\u5408\u689d\u4ef6\u7684\u7b2c\u4e00\u500b\u6587\u6a94\uff0c\u4e26\u8fd4\u56de\u8a72\u6587\u6a94\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95-eYbijtrPKk\">\u522a\u9664\u64cd\u4f5c\u7684\u4f7f\u7528\u65b9\u6cd5<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-deleteone-eYbijtrPKk\">1. \u4f7f\u7528 deleteOne()<\/h3>\n<p>\u7576\u9700\u8981\u522a\u9664\u7b26\u5408\u7279\u5b9a\u689d\u4ef6\u7684\u7b2c\u4e00\u500b\u6587\u6a94\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>deleteOne()<\/code> \u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>\ndb.collectionName.deleteOne({ \"field\": \"value\" });\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u53ea\u6709\u7b2c\u4e00\u500b\u7b26\u5408\u689d\u4ef6\u7684\u6587\u6a94\u6703\u88ab\u522a\u9664\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-deletemany-eYbijtrPKk\">2. \u4f7f\u7528 deleteMany()<\/h3>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664\u6240\u6709\u7b26\u5408\u689d\u4ef6\u7684\u6587\u6a94\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>deleteMany()<\/code> \u65b9\u6cd5\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<pre><code>\ndb.collectionName.deleteMany({ \"field\": \"value\" });\n<\/code><\/pre>\n<p>\u9019\u5c07\u522a\u9664\u6240\u6709\u7b26\u5408\u689d\u4ef6\u7684\u6587\u6a94\uff0c\u9019\u5728\u6e05\u7406\u6578\u64da\u6642\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-findoneanddelete-eYbijtrPKk\">3. \u4f7f\u7528 findOneAndDelete()<\/h3>\n<p>\u5982\u679c\u5e0c\u671b\u5728\u522a\u9664\u6587\u6a94\u7684\u540c\u6642\u7372\u53d6\u8a72\u6587\u6a94\u7684\u5167\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>findOneAndDelete()<\/code> \u65b9\u6cd5\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<pre><code>\ndb.collectionName.findOneAndDelete({ \"field\": \"value\" });\n<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u88ab\u522a\u9664\u7684\u6587\u6a94\uff0c\u65b9\u4fbf\u9032\u884c\u5f8c\u7e8c\u8655\u7406\u3002<\/p>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-eYbijtrPKk\">\u522a\u9664\u64cd\u4f5c\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u9032\u884c\u522a\u9664\u64cd\u4f5c\u6642\uff0c\u9075\u5faa\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u53ef\u4ee5\u5e6b\u52a9\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u5099\u4efd\u6578\u64da<\/strong>\uff1a\u5728\u9032\u884c\u5927\u898f\u6a21\u522a\u9664\u4e4b\u524d\uff0c\u52d9\u5fc5\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u522a\u9664\u91cd\u8981\u4fe1\u606f\u3002<\/li>\n<li><strong>\u4f7f\u7528\u689d\u4ef6\u904e\u6ffe<\/strong>\uff1a\u5728\u57f7\u884c\u522a\u9664\u64cd\u4f5c\u6642\uff0c\u52d9\u5fc5\u4f7f\u7528\u660e\u78ba\u7684\u689d\u4ef6\u904e\u6ffe\uff0c\u4ee5\u907f\u514d\u522a\u9664\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u6e2c\u8a66\u522a\u9664\u64cd\u4f5c<\/strong>\uff1a\u5728\u751f\u7522\u74b0\u5883\u4e2d\u57f7\u884c\u522a\u9664\u64cd\u4f5c\u4e4b\u524d\uff0c\u5efa\u8b70\u5728\u6e2c\u8a66\u74b0\u5883\u4e2d\u9032\u884c\u9a57\u8b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-eYbijtrPKk\">\u7d50\u8ad6<\/h2>\n<p>MongoDB\u7684\u522a\u9664\u64cd\u4f5c\u63d0\u4f9b\u4e86\u9748\u6d3b\u4e14\u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u80fd\u529b\u3002\u901a\u904e\u4f7f\u7528 <code>deleteOne()<\/code>\u3001<code>deleteMany()<\/code> \u548c <code>findOneAndDelete()<\/code> \u7b49\u65b9\u6cd5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002\u9075\u5faa\u6700\u4f73\u5be6\u8e10\u5c07\u6709\u52a9\u65bc\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MongoDB\u4e2d\u7684\u522a\u9664\u64cd\u4f5c\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u5730\u522a\u9664\u6587\u6a94\uff0c\u78ba\u4fdd\u6578\u64da\u7ba1\u7406\u7684\u9748\u6d3b\u6027\u8207\u5b89\u5168\u6027\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-63788","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63788","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=63788"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63788\/revisions"}],"predecessor-version":[{"id":63789,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63788\/revisions\/63789"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=63788"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=63788"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=63788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}