{"id":63736,"date":"2024-10-14T02:03:16","date_gmt":"2024-10-13T18:03:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/63736\/"},"modified":"2024-10-14T02:03:16","modified_gmt":"2024-10-13T18:03:16","slug":"mongodb%e8%a1%93%e8%aa%9e-%e6%9c%83%e8%a9%b1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/63736\/","title":{"rendered":"MongoDB\u8853\u8a9e &#8211; \u6703\u8a71"},"content":{"rendered":"<h1 id=\"mongodb%e8%a1%93%e8%aa%9e-%e6%9c%83%e8%a9%b1-tfveXkVYiU\">MongoDB\u8853\u8a9e &#8211; \u6703\u8a71<\/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\u8d8a\u4f86\u8d8a\u53d7\u5230\u958b\u767c\u8005\u7684\u9752\u775e\u3002\u5176\u9748\u6d3b\u7684\u6578\u64da\u6a21\u578b\u548c\u9ad8\u6548\u7684\u67e5\u8a62\u80fd\u529b\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMongoDB\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6982\u5ff5\u2014\u2014\u6703\u8a71\uff08Session\uff09\uff0c\u4e26\u89e3\u91cb\u5176\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 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id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e6%9c%83%e8%a9%b1-tfveXkVYiU\">\u5982\u4f55\u4f7f\u7528\u6703\u8a71<\/h2>\n<p>\u5728MongoDB\u4e2d\u4f7f\u7528\u6703\u8a71\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728Node.js\u74b0\u5883\u4e2d\u4f7f\u7528MongoDB\u7684\u6703\u8a71\u529f\u80fd\uff1a<\/p>\n<pre><code>const { MongoClient } = require('mongodb');\n\nasync function run() {\n    const client = new MongoClient('mongodb:\/\/localhost:27017');\n    await client.connect();\n\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.insertOne({ name: 'Alice' }, { session });\n        await ordersCollection.insertOne({ item: 'Book', quantity: 1 }, { session });\n\n        await session.commitTransaction();\n    } catch (error) {\n        console.error('Transaction aborted due to an error: ', error);\n        await session.abortTransaction();\n    } finally {\n        session.endSession();\n        await client.close();\n    }\n}\n\nrun().catch(console.dir);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5275\u5efa\u4e86\u4e00\u500bMongoDB\u5ba2\u6236\u7aef\u4e26\u9023\u63a5\u5230\u6578\u64da\u5eab\u3002\u7136\u5f8c\uff0c\u6211\u5011\u555f\u52d5\u4e86\u4e00\u500b\u6703\u8a71\u4e26\u958b\u59cb\u4e86\u4e00\u500b\u4e8b\u52d9\u3002\u5728\u4e8b\u52d9\u4e2d\uff0c\u6211\u5011\u5411\u7528\u6236\u96c6\u5408\u548c\u8a02\u55ae\u96c6\u5408\u4e2d\u63d2\u5165\u6578\u64da\u3002\u5982\u679c\u6240\u6709\u64cd\u4f5c\u90fd\u6210\u529f\uff0c\u6211\u5011\u63d0\u4ea4\u4e8b\u52d9\uff1b\u5982\u679c\u51fa\u73fe\u932f\u8aa4\uff0c\u6211\u5011\u5247\u56de\u6efe\u4e8b\u52d9\u3002<\/p>\n<h2 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