{"id":21582,"date":"2024-01-02T11:52:22","date_gmt":"2024-01-02T11:52:22","guid":{"rendered":"https:\/\/server.hk\/blog\/21582\/"},"modified":"2024-11-14T10:30:22","modified_gmt":"2024-11-14T02:30:22","slug":"mongodb-glossary-bulk-operation","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21582\/","title":{"rendered":"MongoDB\u8a5e\u5f59\u8868 &#8211; \u6279\u91cf\u64cd\u4f5c"},"content":{"rendered":"<h1 id=\"mongodb-glossary-bulk-operation-XHVzJfOcli\">MongoDB\u8a5e\u5f59\u8868 &#8211; \u6279\u91cf\u64cd\u4f5c<\/h1>\n<p>\u5728 MongoDB \u4e2d\uff0c\u6279\u91cf\u64cd\u4f5c\u6307\u7684\u662f\u80fd\u5920\u5728\u55ae\u500b\u8acb\u6c42\u4e2d\u57f7\u884c\u591a\u500b\u5beb\u64cd\u4f5c\u7684\u80fd\u529b\u3002\u7576\u8655\u7406\u5927\u578b\u6578\u64da\u96c6\u6216\u9700\u8981\u4ee5\u539f\u5b50\u65b9\u5f0f\u57f7\u884c\u591a\u500b\u64cd\u4f5c\u6642\uff0c\u9019\u4e00\u529f\u80fd\u5c24\u5176\u6709\u7528\u3002<\/p>\n<h2 id=\"why-use-bulk-operations-XHVzJfOcli\">\u70ba\u4ec0\u9ebc\u4f7f\u7528\u6279\u91cf\u64cd\u4f5c\uff1f<\/h2>\n<p>\u5728 MongoDB \u4e2d\u4f7f\u7528\u6279\u91cf\u64cd\u4f5c\u5177\u6709\u591a\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347\uff1a<\/strong> \u5c07\u591a\u500b\u64cd\u4f5c\u7d44\u5408\u6210\u55ae\u500b\u8acb\u6c42\uff0c\u53ef\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5f80\u8fd4\u6b21\u6578\uff0c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u539f\u5b50\u6027\uff1a<\/strong> \u6279\u91cf\u64cd\u4f5c\u5141\u8a31\u60a8\u5c07\u591a\u500b\u5beb\u64cd\u4f5c\u5206\u7d44\u70ba\u55ae\u500b\u539f\u5b50\u55ae\u5143\u3002\u9019\u610f\u5473\u8457\u8981\u9ebc\u6240\u6709\u64cd\u4f5c\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u4e0d\u61c9\u7528\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u6548\u7387\uff1a<\/strong> \u5728\u8655\u7406\u5927\u578b\u6578\u64da\u96c6\u6642\uff0c\u9010\u500b\u57f7\u884c\u64cd\u4f5c\u53ef\u80fd\u5f88\u8017\u6642\u3002\u6279\u91cf\u64cd\u4f5c\u63d0\u4f9b\u4e86\u4e00\u7a2e\u66f4\u6709\u6548\u7684\u65b9\u6cd5\uff0c\u53ef\u4e00\u6b21\u66f4\u65b0\u6216\u63d2\u5165\u591a\u500b\u6587\u6a94\u3002<\/li>\n<\/ul>\n<h2 id=\"types-of-bulk-operations-XHVzJfOcli\">\u6279\u91cf\u64cd\u4f5c\u7684\u985e\u578b<\/h2>\n<p>MongoDB \u63d0\u4f9b\u5169\u7a2e\u985e\u578b\u7684\u6279\u91cf\u64cd\u4f5c\uff1a<\/p>\n<ol>\n<li><strong>\u6709\u5e8f\u6279\u91cf\u64cd\u4f5c\uff1a<\/strong> \u5728\u6709\u5e8f\u6279\u91cf\u64cd\u4f5c\u4e2d\uff0c\u64cd\u4f5c\u6309\u7167\u5b83\u5011\u6dfb\u52a0\u5230\u6279\u91cf\u5beb\u8acb\u6c42\u4e2d\u7684\u9806\u5e8f\u57f7\u884c\u3002\u5982\u679c\u5728\u57f7\u884c\u4efb\u4f55\u64cd\u4f5c\u671f\u9593\u767c\u751f\u932f\u8aa4\uff0c\u5247\u4e0d\u57f7\u884c\u5269\u9918\u7684\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u7121\u5e8f\u6279\u91cf\u64cd\u4f5c\uff1a<\/strong> \u7121\u5e8f\u6279\u91cf\u64cd\u4f5c\u4e0d\u4fdd\u8b49\u57f7\u884c\u9806\u5e8f\u3002\u6240\u6709\u64cd\u4f5c\u90fd\u6703\u5617\u8a66\u57f7\u884c\uff0c\u5373\u4f7f\u5176\u4e2d\u4e00\u4e9b\u64cd\u4f5c\u5931\u6557\u3002\u9019\u5728\u57f7\u884c\u9806\u5e8f\u4e0d\u91cd\u8981\u4e14\u5e0c\u671b\u6700\u5927\u5316\u6027\u80fd\u6642\u975e\u5e38\u6709\u7528\u3002<\/li>\n<\/ol>\n<h2 id=\"performing-bulk-operations-in-mongodb-XHVzJfOcli\">\u5728 MongoDB \u4e2d\u57f7\u884c\u6279\u91cf\u64cd\u4f5c<\/h2>\n<p>\u8981\u5728 MongoDB \u4e2d\u57f7\u884c\u6279\u91cf\u64cd\u4f5c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 BulkWrite API\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u65b9\u6cd5\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const MongoClient = require('mongodb').MongoClient;\r\nconst uri = 'mongodb:\/\/localhost:27017';\r\nconst client = new MongoClient(uri, { useNewUrlParser: true });\r\n\r\nasync function performBulkOperations() {\r\n  try {\r\n    await client.connect();\r\n    const db = client.db('mydatabase');\r\n    const collection = db.collection('mycollection');\r\n\r\n    const bulkOperations = collection.initializeOrderedBulkOp();\r\n    bulkOperations.insert({ name: 'John' });\r\n    bulkOperations.update({ name: 'Jane' }, { $set: { age: 30 } });\r\n    bulkOperations.remove({ name: 'Mike' });\r\n\r\n    const result = await bulkOperations.execute();\r\n    console.log(result);\r\n  } finally {\r\n    await client.close();\r\n  }\r\n}\r\n\r\nperformBulkOperations();\r\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9023\u63a5\u5230 MongoDB \u4f3a\u670d\u5668\uff0c\u6307\u5b9a\u6578\u64da\u5eab\u548c\u96c6\u5408\uff0c\u4e26\u521d\u59cb\u5316\u6709\u5e8f\u6279\u91cf\u64cd\u4f5c\u3002\u7136\u5f8c\uff0c\u6211\u5011\u5c07\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\u6dfb\u52a0\u5230\u6279\u91cf\u64cd\u4f5c\u5c0d\u8c61\u4e2d\u3002\u6700\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 <code>execute()<\/code> \u65b9\u6cd5\u57f7\u884c\u6279\u91cf\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"summary-XHVzJfOcli\">\u6458\u8981<\/h2>\n<p>MongoDB \u4e2d\u7684\u6279\u91cf\u64cd\u4f5c\u5141\u8a31\u60a8\u5728\u55ae\u500b\u8acb\u6c42\u4e2d\u57f7\u884c\u591a\u500b\u5beb\u64cd\u4f5c\uff0c\u63d0\u5347\u6027\u80fd\u3001\u78ba\u4fdd\u539f\u5b50\u6027\uff0c\u4e26\u63d0\u4f9b\u4e00\u7a2e\u6709\u6548\u7684\u65b9\u5f0f\u4f86\u66f4\u65b0\u6216\u63d2\u5165\u591a\u500b\u6587\u6a94\u3002\u8981\u57f7\u884c\u6279\u91cf\u64cd\u4f5c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 BulkWrite API\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc VPS \u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8003\u616e\u67e5\u770b <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MongoDB\u8a5e\u5f59\u8868 &#038;#821&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-21582","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21582","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=21582"}],"version-history":[{"count":2,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21582\/revisions"}],"predecessor-version":[{"id":23863,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21582\/revisions\/23863"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21582"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21582"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21582"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}