{"id":247325,"date":"2024-01-02T20:27:19","date_gmt":"2024-01-02T12:27:19","guid":{"rendered":"https:\/\/www.idc.net\/help\/247325\/"},"modified":"2024-01-02T20:27:19","modified_gmt":"2024-01-02T12:27:19","slug":"mongodb-%e6%9c%af%e8%af%ad-%e9%9b%86%e5%90%88","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/247325\/","title":{"rendered":"MongoDB \u672f\u8bed &#8211; \u96c6\u5408"},"content":{"rendered":"<p><title>MongoDB \u672f\u8bed - \u96c6\u5408<\/title><\/p>\n<h1 id=\"mongodb-%e6%9c%af%e8%af%ad-%e9%9b%86%e5%90%88-XVnzqBbIHr\"> MongoDB \u672f\u8bed - \u96c6\u5408<\/h1>\n<p>\u5728MongoDB\u4e2d\uff0c\u96c6\u5408\uff08Collection\uff09\u662f\u4e00\u7ec4\u6587\u6863\uff08Document\uff09\u7684\u5bb9\u5668\u3002\u5b83\u7c7b\u4f3c\u4e8e\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e2d\u7684\u8868\uff0c\u4f46\u662f\u6ca1\u6709\u56fa\u5b9a\u7684\u7ed3\u6784\u3002\u96c6\u5408\u4e2d\u7684\u6587\u6863\u53ef\u4ee5\u6709\u4e0d\u540c\u7684\u5b57\u6bb5\u548c\u6570\u636e\u7c7b\u578b\uff0c\u8fd9\u4f7f\u5f97MongoDB\u975e\u5e38\u7075\u6d3b\u3002<\/p>\n<h2 id=\"%e5%88%9b%e5%bb%ba%e9%9b%86%e5%90%88-XVnzqBbIHr\">\u521b\u5efa\u96c6\u5408<\/h2>\n<p>\u8981\u521b\u5efa\u4e00\u4e2a\u96c6\u5408\uff0c\u53ef\u4ee5\u4f7f\u7528MongoDB\u7684createCollection()\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<pre><code>use mydb\ndb.createCollection(\"mycollection\")<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u5728\u540d\u4e3amydb\u7684\u6570\u636e\u5e93\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amycollection\u7684\u96c6\u5408\u3002<\/p>\n<h2 id=\"%e6%8f%92%e5%85%a5%e6%96%87%e6%a1%a3-XVnzqBbIHr\">\u63d2\u5165\u6587\u6863<\/h2>\n<p>\u8981\u5411\u96c6\u5408\u4e2d\u63d2\u5165\u6587\u6863\uff0c\u53ef\u4ee5\u4f7f\u7528MongoDB\u7684insert()\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.mycollection.insert({ name: \"John\", age: 30 })<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u5728mycollection\u96c6\u5408\u4e2d\u63d2\u5165\u4e00\u4e2a\u540d\u4e3aJohn\u3001\u5e74\u9f84\u4e3a30\u7684\u6587\u6863\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%af%a2%e6%96%87%e6%a1%a3-XVnzqBbIHr\">\u67e5\u8be2\u6587\u6863<\/h2>\n<p>\u8981\u4ece\u96c6\u5408\u4e2d\u67e5\u8be2\u6587\u6863\uff0c\u53ef\u4ee5\u4f7f\u7528MongoDB\u7684find()\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.mycollection.find({ name: \"John\" })<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u8fd4\u56demycollection\u96c6\u5408\u4e2d\u540d\u4e3aJohn\u7684\u6240\u6709\u6587\u6863\u3002<\/p>\n<h2 id=\"%e6%9b%b4%e6%96%b0%e6%96%87%e6%a1%a3-XVnzqBbIHr\">\u66f4\u65b0\u6587\u6863<\/h2>\n<p>\u8981\u66f4\u65b0\u96c6\u5408\u4e2d\u7684\u6587\u6863\uff0c\u53ef\u4ee5\u4f7f\u7528MongoDB\u7684update()\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.mycollection.update({ name: \"John\" }, { $set: { age: 35 } })<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u66f4\u65b0mycollection\u96c6\u5408\u4e2d\u540d\u4e3aJohn\u7684\u6587\u6863\u7684\u5e74\u9f84\u4e3a35\u3002<\/p>\n<h2 id=\"%e5%88%a0%e9%99%a4%e6%96%87%e6%a1%a3-XVnzqBbIHr\">\u5220\u9664\u6587\u6863<\/h2>\n<p>\u8981\u4ece\u96c6\u5408\u4e2d\u5220\u9664\u6587\u6863\uff0c\u53ef\u4ee5\u4f7f\u7528MongoDB\u7684remove()\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<pre><code>db.mycollection.remove({ name: \"John\" })<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u4ecemycollection\u96c6\u5408\u4e2d\u5220\u9664\u540d\u4e3aJohn\u7684\u6587\u6863\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-XVnzqBbIHr\">\u603b\u7ed3<\/h2>\n<p>\u96c6\u5408\u662fMongoDB\u4e2d\u5b58\u50a8\u6587\u6863\u7684\u5bb9\u5668\u3002\u901a\u8fc7\u4f7f\u7528\u9002\u5f53\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u521b\u5efa\u3001\u63d2\u5165\u3001\u67e5\u8be2\u3001\u66f4\u65b0\u548c\u5220\u9664\u96c6\u5408\u4e2d\u7684\u6587\u6863\u3002MongoDB\u7684\u7075\u6d3b\u6027\u4f7f\u5f97\u5b83\u6210\u4e3a\u5904\u7406\u975e\u7ed3\u6784\u5316\u6570\u636e\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n<p>\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u53ef\u9760\u7684\u670d\u52a1\u5668\u89e3\u51b3\u65b9\u6848\u3002\u60a8\u53ef\u4ee5\u8bbf\u95ee<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u548c\u4e91\u670d\u52a1\u5668\u7684\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MongoDB \u672f\u8bed - \u96c6\u5408 MongoDB \u672f\u8bed - \u96c6\u5408 \u5728MongoDB\u4e2d\uff0c\u96c6\u5408\uff08Collection [&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-247325","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/247325","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=247325"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/247325\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=247325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=247325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=247325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}