{"id":194131,"date":"2024-11-13T04:01:20","date_gmt":"2024-11-12T20:01:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/194131\/"},"modified":"2024-11-13T04:01:22","modified_gmt":"2024-11-12T20:01:22","slug":"%e4%b8%80%e8%b5%b7%e5%ad%b8mongodb%e7%ac%ac%e4%ba%94%e5%8d%b7%e4%b9%8b%e4%ba%8b%e5%8b%99","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/194131\/","title":{"rendered":"\u4e00\u8d77\u5b78mongodb\u7b2c\u4e94\u5377\u4e4b\u4e8b\u52d9"},"content":{"rendered":"<h1 id=\"%e4%b8%80%e8%b5%b7%e5%ad%b8mongodb%e7%ac%ac%e4%ba%94%e5%8d%b7%e4%b9%8b%e4%ba%8b%e5%8b%99-JERmUpKHSG\">\u4e00\u8d77\u5b78MongoDB\u7b2c\u4e94\u5377\u4e4b\u4e8b\u52d9<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cMongoDB\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684NoSQL\u6578\u64da\u5eab\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u9996\u9078\u3002MongoDB\u7684\u7b2c\u4e94\u5377\u5c08\u6ce8\u65bc\u4e8b\u52d9\u7684\u8655\u7406\uff0c\u9019\u5c0d\u65bc\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMongoDB\u4e2d\u7684\u4e8b\u52d9\u6982\u5ff5\u3001\u5176\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5982\u4f55\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u4f7f\u7528\u4e8b\u52d9\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e4%ba%8b%e5%8b%99%ef%bc%9f-JERmUpKHSG\">\u4ec0\u9ebc\u662f\u4e8b\u52d9\uff1f<\/h2>\n<p>\u4e8b\u52d9\u662f\u4e00\u7d44\u64cd\u4f5c\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002\u9019\u4e00\u7279\u6027\u88ab\u7a31\u70baACID\uff08\u539f\u5b50\u6027\u3001\u4e00\u81f4\u6027\u3001\u9694\u96e2\u6027\u548c\u6301\u4e45\u6027\uff09\u3002\u5728MongoDB\u4e2d\uff0c\u4e8b\u52d9\u5141\u8a31\u958b\u767c\u8005\u5728\u591a\u500b\u6587\u6a94\u4e4b\u9593\u9032\u884c\u539f\u5b50\u64cd\u4f5c\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u591a\u6b65\u9a5f\u66f4\u65b0\u7684\u61c9\u7528\u7a0b\u5e8f\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<h2 id=\"mongodb%e4%b8%ad%e7%9a%84%e4%ba%8b%e5%8b%99%e6%94%af%e6%8c%81-JERmUpKHSG\">MongoDB\u4e2d\u7684\u4e8b\u52d9\u652f\u6301<\/h2>\n<p>\u5f9eMongoDB 4.0\u7248\u672c\u958b\u59cb\uff0cMongoDB\u5f15\u5165\u4e86\u591a\u6587\u6a94\u4e8b\u52d9\u7684\u652f\u6301\u3002\u9019\u610f\u5473\u8457\u958b\u767c\u8005\u53ef\u4ee5\u5728\u4e00\u500b\u4e8b\u52d9\u4e2d\u5c0d\u591a\u500b\u6587\u6a94\u9032\u884c\u64cd\u4f5c\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002\u9019\u4e00\u529f\u80fd\u4f7f\u5f97MongoDB\u5728\u8655\u7406\u8907\u96dc\u7684\u6578\u64da\u64cd\u4f5c\u6642\u66f4\u52a0\u9748\u6d3b\u3002<\/p>\n<h3 id=\"%e4%ba%8b%e5%8b%99%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-JERmUpKHSG\">\u4e8b\u52d9\u7684\u57fa\u672c\u64cd\u4f5c<\/h3>\n<p>\u5728MongoDB\u4e2d\uff0c\u4e8b\u52d9\u7684\u57fa\u672c\u64cd\u4f5c\u5305\u62ec\u958b\u59cb\u4e8b\u52d9\u3001\u57f7\u884c\u64cd\u4f5c\u548c\u63d0\u4ea4\u6216\u56de\u6efe\u4e8b\u52d9\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528MongoDB\u7684Node.js\u9a45\u52d5\u7a0b\u5e8f\u9032\u884c\u4e8b\u52d9\u7684\u57fa\u672c\u793a\u4f8b\uff1a<\/p>\n<pre><code>const { MongoClient } = require('mongodb');\n\nasync function runTransaction() {\n    const client = new MongoClient('mongodb:\/\/localhost:27017');\n    await client.connect();\n    const session = client.startSession();\n\n    try {\n        session.startTransaction();\n\n        const usersCollection = client.db('test').collection('users');\n        const ordersCollection = client.db('test').collection('orders');\n\n        await usersCollection.updateOne({ _id: 1 }, { $set: { balance: 100 } }, { session });\n        await ordersCollection.insertOne({ userId: 1, amount: 100 }, { session });\n\n        await session.commitTransaction();\n        console.log('Transaction committed.');\n    } catch (error) {\n        await session.abortTransaction();\n        console.error('Transaction aborted due to error: ', error);\n    } finally {\n        session.endSession();\n        await client.close();\n    }\n}\n\nrunTransaction();<\/code><\/pre>\n<h2 id=\"%e4%ba%8b%e5%8b%99%e7%9a%84acid%e7%89%b9%e6%80%a7-JERmUpKHSG\">\u4e8b\u52d9\u7684ACID\u7279\u6027<\/h2>\n<ul>\n<li><strong>\u539f\u5b50\u6027\uff1a<\/strong>\u4e8b\u52d9\u4e2d\u7684\u6240\u6709\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002<\/li>\n<li><strong>\u4e00\u81f4\u6027\uff1a<\/strong>\u4e8b\u52d9\u5fc5\u9808\u4f7f\u6578\u64da\u5f9e\u4e00\u500b\u4e00\u81f4\u72c0\u614b\u8f49\u8b8a\u70ba\u53e6\u4e00\u500b\u4e00\u81f4\u72c0\u614b\u3002<\/li>\n<li><strong>\u9694\u96e2\u6027\uff1a<\/strong>\u540c\u6642\u57f7\u884c\u7684\u4e8b\u52d9\u4e0d\u61c9\u4e92\u76f8\u5f71\u97ff\u3002<\/li>\n<li><strong>\u6301\u4e45\u6027\uff1a<\/strong>\u4e00\u65e6\u4e8b\u52d9\u63d0\u4ea4\uff0c\u5c0d\u6578\u64da\u7684\u66f4\u6539\u5c07\u6c38\u4e45\u4fdd\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%ba%8b%e5%8b%99%e7%9a%84%e4%bd%bf%e7%94%a8%e5%a0%b4%e6%99%af-JERmUpKHSG\">\u4e8b\u52d9\u7684\u4f7f\u7528\u5834\u666f<\/h2>\n<p>\u4e8b\u52d9\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u7279\u5225\u662f\u5728\u4ee5\u4e0b\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li>\u9700\u8981\u5728\u591a\u500b\u6587\u6a94\u4e4b\u9593\u4fdd\u6301\u6578\u64da\u4e00\u81f4\u6027\u6642\u3002<\/li>\n<li>\u5728\u91d1\u878d\u61c9\u7528\u4e2d\uff0c\u78ba\u4fdd\u91d1\u984d\u8f49\u79fb\u7684\u6b63\u78ba\u6027\u3002<\/li>\n<li>\u5728\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e2d\uff0c\u8655\u7406\u8a02\u55ae\u548c\u5eab\u5b58\u7684\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-JERmUpKHSG\">\u7d50\u8ad6<\/h2>\n<p>MongoDB\u7684\u4e8b\u52d9\u529f\u80fd\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u901a\u904e\u7406\u89e3\u4e8b\u52d9\u7684\u57fa\u672c\u6982\u5ff5\u548c\u64cd\u4f5c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u8a2d\u8a08\u548c\u5be6\u73fe\u8907\u96dc\u7684\u6578\u64da\u64cd\u4f5c\u3002\u96a8\u8457MongoDB\u7684\u6301\u7e8c\u767c\u5c55\uff0c\u4e8b\u52d9\u7684\u4f7f\u7528\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\uff0c\u6210\u70ba\u6578\u64da\u7ba1\u7406\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u4f7f\u7528MongoDB\u7684\u4e8b\u52d9\u6709\u9032\u4e00\u6b65\u7684\u8208\u8da3\uff0c\u6216\u8005\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u96a8\u6642\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u300a\u4e00\u8d77\u5b78MongoDB\u300b\u7b2c\u4e94\u5377\uff0c\u6df1\u5165\u4e86\u89e3MongoDB\u4e8b\u52d9\u7684\u6982\u5ff5\u8207\u5be6\u8e10\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u8207\u61c9\u7528\u958b\u767c\u6280\u80fd\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-194131","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194131","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=194131"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194131\/revisions"}],"predecessor-version":[{"id":194132,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194131\/revisions\/194132"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=194131"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=194131"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=194131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}