{"id":247339,"date":"2024-01-02T20:41:20","date_gmt":"2024-01-02T12:41:20","guid":{"rendered":"https:\/\/www.idc.net\/help\/247339\/"},"modified":"2024-01-02T20:41:20","modified_gmt":"2024-01-02T12:41:20","slug":"mongodb-%e6%9c%af%e8%af%ad-%e5%86%99%e5%85%a5%e5%85%b3%e6%b3%a8","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/247339\/","title":{"rendered":"MongoDB \u672f\u8bed &#8211; \u5199\u5165\u5173\u6ce8"},"content":{"rendered":"<p><title id=\"mongodb-%e6%9c%af%e8%af%ad-%e5%86%99%e5%85%a5%e5%85%b3%e6%b3%a8-ZoZGYbOQJD\">MongoDB \u672f\u8bed - \u5199\u5165\u5173\u6ce8<\/title><\/p>\n<h1 id=\"mongodb-%e6%9c%af%e8%af%ad-%e5%86%99%e5%85%a5%e5%85%b3%e6%b3%a8-ZoZGYbOQJD\">MongoDB \u672f\u8bed - \u5199\u5165\u5173\u6ce8<\/h1>\n<h2 id=\"%e4%bb%8b%e7%bb%8d-ZoZGYbOQJD\">\u4ecb\u7ecd<\/h2>\n<p>MongoDB \u662f\u4e00\u79cd\u6d41\u884c\u7684\u5f00\u6e90\u6587\u6863\u6570\u636e\u5e93\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u6784\u5efa\u53ef\u6269\u5c55\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u5728\u4f7f\u7528 MongoDB \u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u4e86\u89e3\u4e00\u4e9b\u4e0e\u5199\u5165\u64cd\u4f5c\u76f8\u5173\u7684\u672f\u8bed\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e6%96%87%e6%a1%a3-ZoZGYbOQJD\">\u6587\u6863<\/h2>\n<p>\u5728 MongoDB \u4e2d\uff0c\u6570\u636e\u4ee5\u6587\u6863\u7684\u5f62\u5f0f\u5b58\u50a8\u3002\u6587\u6863\u662f\u4e00\u79cd\u7c7b\u4f3c\u4e8e JSON \u5bf9\u8c61\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u5305\u542b\u952e\u503c\u5bf9\u3001\u6570\u7ec4\u548c\u5d4c\u5957\u6587\u6863\u3002\u6587\u6863\u662f MongoDB \u4e2d\u6700\u57fa\u672c\u7684\u6570\u636e\u5355\u5143\u3002<\/p>\n<h2 id=\"%e9%9b%86%e5%90%88-ZoZGYbOQJD\">\u96c6\u5408<\/h2>\n<p>\u96c6\u5408\u662f\u4e00\u7ec4\u76f8\u5173\u6587\u6863\u7684\u5bb9\u5668\u3002\u5728 MongoDB \u4e2d\uff0c\u6587\u6863\u5b58\u50a8\u5728\u96c6\u5408\u4e2d\u3002\u96c6\u5408\u7c7b\u4f3c\u4e8e\u5173\u7cfb\u6570\u636e\u5e93\u4e2d\u7684\u8868\uff0c\u4f46\u662f\u6ca1\u6709\u56fa\u5b9a\u7684\u6a21\u5f0f\uff0c\u53ef\u4ee5\u5bb9\u7eb3\u4e0d\u540c\u7ed3\u6784\u7684\u6587\u6863\u3002<\/p>\n<h2 id=\"%e5%86%99%e5%85%a5%e6%93%8d%e4%bd%9c-ZoZGYbOQJD\">\u5199\u5165\u64cd\u4f5c<\/h2>\n<p>\u5199\u5165\u64cd\u4f5c\u662f\u6307\u5411 MongoDB \u4e2d\u63d2\u5165\u3001\u66f4\u65b0\u6216\u5220\u9664\u6587\u6863\u7684\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"%e6%8f%92%e5%85%a5%e6%96%87%e6%a1%a3-ZoZGYbOQJD\">\u63d2\u5165\u6587\u6863<\/h3>\n<p>\u63d2\u5165\u6587\u6863\u662f\u5c06\u65b0\u6587\u6863\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u7684\u64cd\u4f5c\u3002\u53ef\u4ee5\u4f7f\u7528 `insertOne()` \u65b9\u6cd5\u63d2\u5165\u5355\u4e2a\u6587\u6863\uff0c\u6216\u8005\u4f7f\u7528 `insertMany()` \u65b9\u6cd5\u63d2\u5165\u591a\u4e2a\u6587\u6863\u3002<\/p>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.collection('users').insertOne({ name: 'John', age: 30 });\n<\/code><\/pre>\n<h3 id=\"%e6%9b%b4%e6%96%b0%e6%96%87%e6%a1%a3-ZoZGYbOQJD\">\u66f4\u65b0\u6587\u6863<\/h3>\n<p>\u66f4\u65b0\u6587\u6863\u662f\u4fee\u6539\u96c6\u5408\u4e2d\u5df2\u6709\u6587\u6863\u7684\u64cd\u4f5c\u3002\u53ef\u4ee5\u4f7f\u7528 `updateOne()` \u65b9\u6cd5\u66f4\u65b0\u5355\u4e2a\u6587\u6863\uff0c\u6216\u8005\u4f7f\u7528 `updateMany()` \u65b9\u6cd5\u66f4\u65b0\u591a\u4e2a\u6587\u6863\u3002<\/p>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.collection('users').updateOne({ name: 'John' }, { $set: { age: 31 } });\n<\/code><\/pre>\n<h3 id=\"%e5%88%a0%e9%99%a4%e6%96%87%e6%a1%a3-ZoZGYbOQJD\">\u5220\u9664\u6587\u6863<\/h3>\n<p>\u5220\u9664\u6587\u6863\u662f\u4ece\u96c6\u5408\u4e2d\u79fb\u9664\u6587\u6863\u7684\u64cd\u4f5c\u3002\u53ef\u4ee5\u4f7f\u7528 `deleteOne()` \u65b9\u6cd5\u5220\u9664\u5355\u4e2a\u6587\u6863\uff0c\u6216\u8005\u4f7f\u7528 `deleteMany()` \u65b9\u6cd5\u5220\u9664\u591a\u4e2a\u6587\u6863\u3002<\/p>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.collection('users').deleteOne({ name: 'John' });\n<\/code><\/pre>\n<h2 id=\"%e6%80%bb%e7%bb%93-ZoZGYbOQJD\">\u603b\u7ed3<\/h2>\n<p>\u5728\u4f7f\u7528 MongoDB \u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u4e86\u89e3\u5199\u5165\u64cd\u4f5c\u76f8\u5173\u7684\u672f\u8bed\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u6587\u6863\u662f MongoDB \u4e2d\u6700\u57fa\u672c\u7684\u6570\u636e\u5355\u5143\uff0c\u96c6\u5408\u662f\u6587\u6863\u7684\u5bb9\u5668\u3002\u63d2\u5165\u3001\u66f4\u65b0\u548c\u5220\u9664\u6587\u6863\u662f\u5e38\u89c1\u7684\u5199\u5165\u64cd\u4f5c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u53ef\u9760\u7684 MongoDB \u6258\u7ba1\u89e3\u51b3\u65b9\u6848\uff0c\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u60a8\u53ef\u4ee5\u5728<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u540e\u6d6a\u4e91\u7684\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MongoDB \u672f\u8bed - \u5199\u5165\u5173\u6ce8 MongoDB \u672f\u8bed - \u5199\u5165\u5173\u6ce8 \u4ecb\u7ecd MongoDB \u662f\u4e00\u79cd\u6d41\u884c\u7684\u5f00\u6e90 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7038],"tags":[],"class_list":["post-247339","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/247339","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=247339"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/247339\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=247339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=247339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=247339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}