{"id":2431,"date":"2025-03-06T23:22:10","date_gmt":"2025-03-06T15:22:10","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=2431"},"modified":"2025-03-06T23:22:10","modified_gmt":"2025-03-06T15:22:10","slug":"mongodb-%e5%88%9b%e5%bb%ba%e9%9b%86%e5%90%88","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/03\/06\/mongodb-%e5%88%9b%e5%bb%ba%e9%9b%86%e5%90%88\/","title":{"rendered":"MongoDB \u521b\u5efa\u96c6\u5408"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728 MongoDB \u4e2d\uff0c\u96c6\u5408\u662f\u5b58\u50a8\u6587\u6863\u7684\u5730\u65b9\uff0c\u7c7b\u4f3c\u4e8e\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e2d\u7684\u8868\u3002\u4e0e\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e0d\u540c\uff0cMongoDB \u4e2d\u7684\u96c6\u5408\u4e0d\u9700\u8981\u4e8b\u5148\u5b9a\u4e49\u7ed3\u6784\uff08\u5982\u5b57\u6bb5\u7c7b\u578b\u7b49\uff09\uff0c\u4f60\u53ef\u4ee5\u968f\u65f6\u5411\u96c6\u5408\u4e2d\u63d2\u5165\u6570\u636e\u3002\u5373\u4f7f\u96c6\u5408\u6ca1\u6709\u660e\u786e\u7684\u521b\u5efa\u547d\u4ee4\uff0cMongoDB \u4f1a\u5728\u4f60\u63d2\u5165\u6570\u636e\u65f6\u81ea\u52a8\u521b\u5efa\u96c6\u5408\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. \u4f7f\u7528 Mongo Shell \u521b\u5efa\u96c6\u5408<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u6b65\u9aa4\uff1a<\/strong><\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8fde\u63a5\u5230 MongoDB<\/strong>\uff1a<br>\u6253\u5f00\u7ec8\u7aef\u5e76\u8fde\u63a5\u5230 MongoDB \u5b9e\u4f8b\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   mongo<\/code><\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u9009\u62e9\u6570\u636e\u5e93<\/strong>\uff1a<br>\u4f7f\u7528 <code>use<\/code> \u547d\u4ee4\u9009\u62e9\u4e00\u4e2a\u6570\u636e\u5e93\u3002\u5982\u679c\u6570\u636e\u5e93\u4e0d\u5b58\u5728\uff0c\u5b83\u4f1a\u5728\u4f60\u63d2\u5165\u6570\u636e\u65f6\u81ea\u52a8\u521b\u5efa\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   use myDatabase<\/code><\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u521b\u5efa\u96c6\u5408<\/strong>\uff1a<br>\u4f7f\u7528 <code>db.createCollection()<\/code> \u547d\u4ee4\u6765\u521b\u5efa\u96c6\u5408\u3002\u867d\u7136 MongoDB \u4f1a\u5728\u4f60\u63d2\u5165\u6587\u6863\u65f6\u81ea\u52a8\u521b\u5efa\u96c6\u5408\uff0c\u4f46\u4f60\u53ef\u4ee5\u901a\u8fc7\u663e\u5f0f\u5730\u521b\u5efa\u96c6\u5408\u6765\u8bbe\u7f6e\u4e00\u4e9b\u7279\u5b9a\u7684\u9009\u9879\uff08\u5982\u96c6\u5408\u7684\u6700\u5927\u5927\u5c0f\u3001\u6587\u6863\u7684\u6570\u91cf\u7b49\uff09\u3002 \u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u96c6\u5408 <code>users<\/code>\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   db.createCollection(\"users\")<\/code><\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u67e5\u770b\u521b\u5efa\u7684\u96c6\u5408<\/strong>\uff1a<br>\u4f7f\u7528 <code>show collections<\/code> \u547d\u4ee4\u67e5\u770b\u5f53\u524d\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u96c6\u5408\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   show collections<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. \u63d2\u5165\u6587\u6863\u65f6\u81ea\u52a8\u521b\u5efa\u96c6\u5408<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f60\u53ef\u4ee5\u901a\u8fc7\u63d2\u5165\u6587\u6863\u7684\u65b9\u5f0f\uff0c\u81ea\u52a8\u521b\u5efa\u96c6\u5408\u3002\u5373\u4f7f\u6ca1\u6709\u663e\u5f0f\u5730\u4f7f\u7528 <code>createCollection()<\/code>\uff0cMongoDB \u4e5f\u4f1a\u81ea\u52a8\u521b\u5efa\u96c6\u5408\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9009\u62e9\u6570\u636e\u5e93<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   use myDatabase<\/code><\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u63d2\u5165\u6587\u6863<\/strong>\uff1a<br>\u5411\u96c6\u5408 <code>users<\/code> \u63d2\u5165\u4e00\u6761\u6587\u6863\u3002\u5373\u4f7f <code>users<\/code> \u96c6\u5408\u4e0d\u5b58\u5728\uff0cMongoDB \u4f1a\u81ea\u52a8\u521b\u5efa\u5b83\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   db.users.insert({ name: \"Alice\", age: 25 })<\/code><\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u67e5\u770b\u96c6\u5408<\/strong>\uff1a<br>\u4f7f\u7528 <code>show collections<\/code> \u67e5\u770b\u6240\u6709\u96c6\u5408\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   show collections<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u65f6\uff0c<code>users<\/code> \u96c6\u5408\u4f1a\u663e\u793a\u5728\u96c6\u5408\u5217\u8868\u4e2d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. \u521b\u5efa\u96c6\u5408\u65f6\u8bbe\u7f6e\u9009\u9879<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f60\u53ef\u4ee5\u5728\u521b\u5efa\u96c6\u5408\u65f6\u6307\u5b9a\u4e00\u4e9b\u9009\u9879\uff0c\u4f8b\u5982\u96c6\u5408\u7684\u6700\u5927\u5927\u5c0f\u3001\u96c6\u5408\u4e2d\u6700\u5927\u6587\u6863\u6570\u91cf\u7b49\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u793a\u4f8b 1\uff1a\u521b\u5efa\u5e26\u6709\u5927\u5c0f\u9650\u5236\u7684\u96c6\u5408<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u4e00\u4e2a\u6700\u5927\u4e3a 1MB \u7684\u96c6\u5408\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>db.createCollection(\"users\", { size: 1048576 })<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u793a\u4f8b 2\uff1a\u521b\u5efa\u5e26\u6709\u6700\u5927\u6587\u6863\u6570\u91cf\u9650\u5236\u7684\u96c6\u5408<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u4e00\u4e2a\u6700\u5927\u5305\u542b 100 \u4e2a\u6587\u6863\u7684\u96c6\u5408\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>db.createCollection(\"users\", { max: 100 })<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u793a\u4f8b 3\uff1a\u521b\u5efa\u5e26\u6709\u7d22\u5f15\u7684\u96c6\u5408<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u5728\u521b\u5efa\u96c6\u5408\u65f6\u4e3a\u5176\u6307\u5b9a\u7d22\u5f15\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>db.createCollection(\"users\", { capped: true, size: 1048576, max: 100 })<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u8ff0\u547d\u4ee4\u521b\u5efa\u4e86\u4e00\u4e2a <strong>Capped Collection<\/strong>\uff08\u6709\u5927\u5c0f\u548c\u6587\u6863\u6570\u91cf\u9650\u5236\u7684\u96c6\u5408\uff09\u3002\u5b83\u5177\u6709\u5faa\u73af\u7f13\u5b58\u673a\u5236\uff0c\u5f53\u96c6\u5408\u8fbe\u5230\u6700\u5927\u5927\u5c0f\u65f6\uff0c\u6700\u65e7\u7684\u6570\u636e\u4f1a\u88ab\u8986\u76d6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. \u4f7f\u7528 MongoDB \u9a71\u52a8\u521b\u5efa\u96c6\u5408<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u7f16\u7a0b\u8bed\u8a00\u7684 MongoDB \u9a71\u52a8\u7a0b\u5e8f\u6765\u521b\u5efa\u96c6\u5408\u3002\u4ee5\u4e0b\u662f\u901a\u8fc7 <strong>Node.js<\/strong> \u548c <strong>Python<\/strong> \u6765\u521b\u5efa\u96c6\u5408\u7684\u793a\u4f8b\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Node.js \u793a\u4f8b<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148\uff0c\u5b89\u88c5 MongoDB Node.js \u9a71\u52a8\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>npm install mongodb<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u96c6\u5408\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>const { MongoClient } = require('mongodb');\n\n\/\/ MongoDB URI\nconst uri = \"mongodb:\/\/localhost:27017\";\n\n\/\/ \u521b\u5efa MongoDB \u5ba2\u6237\u7aef\nconst client = new MongoClient(uri);\n\nasync function createCollection() {\n  try {\n    \/\/ \u8fde\u63a5\u5230 MongoDB\n    await client.connect();\n    console.log(\"\u6210\u529f\u8fde\u63a5\u5230 MongoDB\");\n\n    \/\/ \u83b7\u53d6\u6570\u636e\u5e93\n    const db = client.db(\"myDatabase\");\n\n    \/\/ \u521b\u5efa\u96c6\u5408\n    const collection = await db.createCollection(\"users\");\n    console.log(\"\u96c6\u5408\u5df2\u521b\u5efa\", collection.collectionName);\n\n  } finally {\n    await client.close();\n  }\n}\n\ncreateCollection().catch(console.error);<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Python \u793a\u4f8b<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148\uff0c\u5b89\u88c5 <code>pymongo<\/code> \u9a71\u52a8\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pip install pymongo<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\uff0c\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u96c6\u5408\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from pymongo import MongoClient\n\n# MongoDB URI\nuri = \"mongodb:\/\/localhost:27017\"\n\n# \u521b\u5efa MongoDB \u5ba2\u6237\u7aef\nclient = MongoClient(uri)\n\n# \u83b7\u53d6\u6570\u636e\u5e93\ndb = client&#91;\"myDatabase\"]\n\n# \u521b\u5efa\u96c6\u5408\ncollection = db.create_collection(\"users\")\nprint(\"\u96c6\u5408\u5df2\u521b\u5efa:\", collection.name)<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. \u6ce8\u610f\u4e8b\u9879<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u81ea\u52a8\u521b\u5efa\u96c6\u5408<\/strong>\uff1a\u5982\u679c\u6ca1\u6709\u663e\u5f0f\u8c03\u7528 <code>createCollection()<\/code>\uff0c\u4f60\u63d2\u5165\u7684\u6587\u6863\u4f1a\u81ea\u52a8\u521b\u5efa\u96c6\u5408\u3002MongoDB \u7684\u96c6\u5408\u4e0d\u9700\u8981\u63d0\u524d\u5b9a\u4e49\u5176\u6a21\u5f0f\uff0c\u53ef\u4ee5\u968f\u65f6\u63d2\u5165\u4e0d\u540c\u7ed3\u6784\u7684\u6587\u6863\u3002<\/li>\n\n\n\n<li><strong>Capped Collection<\/strong>\uff1a\u901a\u8fc7 <code>capped: true<\/code> \u53c2\u6570\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u5927\u5c0f\u9650\u5236\u7684\u96c6\u5408\uff0c\u5f53\u8fbe\u5230\u6700\u5927\u5927\u5c0f\u65f6\uff0c\u6570\u636e\u4f1a\u81ea\u52a8\u8986\u76d6\u6700\u65e7\u7684\u6587\u6863\u3002<\/li>\n\n\n\n<li><strong>\u96c6\u5408\u9009\u9879<\/strong>\uff1a\u53ef\u4ee5\u5728\u521b\u5efa\u96c6\u5408\u65f6\u6307\u5b9a\u9009\u9879\uff0c\u6bd4\u5982\u6700\u5927\u6587\u6863\u6570\u3001\u6700\u5927\u5927\u5c0f\u7b49\uff0c\u9002\u7528\u4e8e\u5bf9\u6027\u80fd\u6709\u7279\u5b9a\u8981\u6c42\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u603b\u7ed3<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MongoDB \u521b\u5efa\u96c6\u5408\u662f\u4e00\u4e2a\u7075\u6d3b\u7684\u64cd\u4f5c\uff0c\u53ef\u4ee5\u901a\u8fc7 <code>db.createCollection()<\/code> \u547d\u4ee4\u663e\u5f0f\u521b\u5efa\u96c6\u5408\uff0c\u6216\u8005\u901a\u8fc7\u63d2\u5165\u6570\u636e\u7684\u65b9\u5f0f\u81ea\u52a8\u521b\u5efa\u96c6\u5408\u3002\u4f60\u8fd8\u53ef\u4ee5\u5728\u521b\u5efa\u96c6\u5408\u65f6\u6307\u5b9a\u4e00\u4e9b\u9009\u9879\uff0c\u5982\u96c6\u5408\u7684\u6700\u5927\u5927\u5c0f\u6216\u6700\u5927\u6587\u6863\u6570\uff0c\u4ee5\u6ee1\u8db3\u7279\u5b9a\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u591a\u8be6\u7ec6\u5185\u5bb9\u8bf7\u5173\u6ce8\u5176\u4ed6\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 MongoDB \u4e2d\uff0c\u96c6\u5408\u662f\u5b58\u50a8\u6587\u6863\u7684\u5730\u65b9\uff0c\u7c7b\u4f3c\u4e8e\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e2d\u7684\u8868\u3002\u4e0e\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e0d\u540c\uff0cMongoDB \u4e2d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[77],"tags":[],"class_list":["post-2431","post","type-post","status-publish","format-standard","hentry","category-mongodb"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=2431"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2431\/revisions"}],"predecessor-version":[{"id":2432,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2431\/revisions\/2432"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=2431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=2431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=2431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}