{"id":21702,"date":"2024-01-02T13:53:25","date_gmt":"2024-01-02T13:53:25","guid":{"rendered":"https:\/\/server.hk\/blog\/21702\/"},"modified":"2024-11-14T10:28:24","modified_gmt":"2024-11-14T02:28:24","slug":"how-to-fix-mongodb-error-code-112-writeconflict","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21702\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc – 112 – WriteConflict"},"content":{"rendered":"

\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc – 112 – WriteConflict<\/h1>\n

MongoDB \u662f\u4e00\u500b\u53d7\u6b61\u8fce\u7684 NoSQL \u8cc7\u6599\u5eab\uff0c\u63d0\u4f9b\u9ad8\u6548\u80fd\u3001\u64f4\u5c55\u6027\u548c\u9748\u6d3b\u6027\u3002\u7136\u800c\uff0c\u8207\u5176\u4ed6\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u53ef\u80fd\u6703\u9047\u5230\u9700\u8981\u89e3\u6c7a\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f MongoDB \u932f\u8aa4\u4ee3\u78bc – 112 – WriteConflict\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u542b\u7fa9\u53ca\u5982\u4f55\u4fee\u5fa9\u5b83\u3002<\/p>\n

\u7406\u89e3 MongoDB \u932f\u8aa4\u4ee3\u78bc – 112 – WriteConflict<\/h2>\n

\u7576\u591a\u500b\u5ba2\u6236\u7aef\u6216\u57f7\u884c\u7dd2\u540c\u6642\u5617\u8a66\u4fee\u6539\u540c\u4e00\u500b\u6587\u4ef6\u6642\uff0cMongoDB \u53ef\u80fd\u6703\u9047\u5230\u5beb\u5165\u885d\u7a81\u3002\u6b64\u885d\u7a81\u767c\u751f\u5728\u5169\u500b\u6216\u66f4\u591a\u64cd\u4f5c\u540c\u6642\u5617\u8a66\u4fee\u6539\u540c\u4e00\u6587\u4ef6\u6642\uff0c\u5c0e\u81f4\u7af6\u614b\u689d\u4ef6\u3002MongoDB \u6aa2\u6e2c\u5230\u6b64\u885d\u7a81\u4e26\u62cb\u51fa\u932f\u8aa4\u4ee3\u78bc – 112 – WriteConflict\u3002<\/p>\n

WriteConflict \u932f\u8aa4\u8868\u793a\u5beb\u5165\u64cd\u4f5c\u56e0\u8207\u53e6\u4e00\u5beb\u5165\u64cd\u4f5c\u7684\u885d\u7a81\u800c\u5931\u6557\u3002\u901a\u5e38\u767c\u751f\u5728\u591a\u500b\u5ba2\u6236\u7aef\u6216\u57f7\u884c\u7dd2\u5c0d\u540c\u4e00\u6587\u4ef6\u9032\u884c\u4e26\u767c\u5beb\u5165\u7684\u60c5\u6cc1\u4e0b\u3002<\/p>\n

\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc – 112 – WriteConflict<\/h2>\n

\u89e3\u6c7a WriteConflict \u932f\u8aa4\u9700\u8981\u5be6\u65bd\u6709\u6548\u8655\u7406\u4e26\u767c\u5beb\u5165\u7684\u7b56\u7565\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u60a8\u53ef\u4ee5\u63a1\u53d6\u7684\u65b9\u6cd5\uff1a<\/p>\n

1. \u91cd\u8a66\u5beb\u5165\u64cd\u4f5c<\/h3>\n

\u8655\u7406 WriteConflict \u932f\u8aa4\u7684\u4e00\u7a2e\u65b9\u6cd5\u662f\u91cd\u8a66\u5beb\u5165\u64cd\u4f5c\u3002\u901a\u904e\u91cd\u8a66\u64cd\u4f5c\uff0c\u8b93 MongoDB \u518d\u6b21\u5617\u8a66\u5b8c\u6210\u5beb\u5165\u3002\u5be6\u65bd\u5e36\u6709\u9069\u7576\u5ef6\u9072\u7684\u91cd\u8a66\u6a5f\u5236\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7de9\u89e3\u885d\u7a81\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u5982\u4f55\u5728 Python \u4e2d\u5be6\u73fe\u91cd\u8a66\u6a5f\u5236\u7684\u7bc4\u4f8b\uff1a<\/p>\n

import time\r\n\r\ndef retry_write_operation(collection, document_id, update):\r\n    max_retries = 3\r\n    retry_delay = 0.5\r\n\r\n    for i in range(max_retries):\r\n        try:\r\n            collection.update_one({\"_id\": document_id}, update)\r\n            return\r\n        except pymongo.errors.WriteConflictError:\r\n            time.sleep(retry_delay)\r\n            continue\r\n\r\n    raise Exception(\"Write operation failed after multiple retries\")<\/code><\/pre>\n
2. \u4f7f\u7528\u6a02\u89c0\u4f75\u767c\u63a7\u5236<\/h3>\n
\u6a02\u89c0\u4f75\u767c\u63a7\u5236\uff08Optimistic Concurrency Control, OCC\uff09\u662f\u4e00\u7a2e\u5141\u8a31\u4e26\u767c\u5beb\u5165\u7e7c\u7e8c\u9032\u884c\u800c\u4e0d\u4e92\u76f8\u963b\u585e\u7684\u6280\u8853\u3002\u5b83\u6d89\u53ca\u70ba\u6bcf\u500b\u6587\u4ef6\u6dfb\u52a0\u4e00\u500b\u7248\u672c\u6b04\u4f4d\uff0c\u4e26\u4f7f\u7528\u5b83\u4f86\u6aa2\u6e2c\u885d\u7a81\u3002\u7576\u66f4\u65b0\u6587\u4ef6\u6642\uff0c\u60a8\u9700\u8981\u5728\u66f4\u65b0\u67e5\u8a62\u4e2d\u5305\u542b\u7576\u524d\u7248\u672c\u3002\u5982\u679c\u6587\u4ef6\u7684\u7248\u672c\u81ea\u60a8\u4e0a\u6b21\u8b80\u53d6\u4ee5\u4f86\u5df2\u66f4\u6539\uff0cMongoDB \u5c07\u62cb\u51fa WriteConflict \u932f\u8aa4\u3002<\/p>\n
\u8981\u4f7f\u7528 OCC \u8655\u7406 WriteConflict \u932f\u8aa4\uff0c\u60a8\u9700\u8981\u6355\u6349\u8a72\u932f\u8aa4\uff0c\u7372\u53d6\u6700\u65b0\u7248\u672c\u7684\u6587\u4ef6\uff0c\u4e26\u4f7f\u7528\u66f4\u65b0\u7684\u7248\u672c\u91cd\u8a66\u5beb\u5165\u64cd\u4f5c\u3002<\/p>\n
3. \u5be6\u65bd\u60b2\u89c0\u9396\u5b9a<\/h3>\n
\u60b2\u89c0\u9396\u5b9a\u662f\u8655\u7406\u4e26\u767c\u5beb\u5165\u7684\u53e6\u4e00\u7a2e\u65b9\u6cd5\u3002\u5b83\u6d89\u53ca\u5728\u57f7\u884c\u4efb\u4f55\u5beb\u5165\u64cd\u4f5c\u4e4b\u524d\uff0c\u5c0d\u6587\u4ef6\u9032\u884c\u9396\u5b9a\u3002\u9019\u78ba\u4fdd\u53ea\u6709\u4e00\u500b\u5ba2\u6236\u7aef\u6216\u57f7\u884c\u7dd2\u53ef\u4ee5\u540c\u6642\u4fee\u6539\u6587\u4ef6\uff0c\u5f9e\u800c\u9632\u6b62\u885d\u7a81\u3002<\/p>\n
\u7136\u800c\uff0c\u5be6\u65bd\u60b2\u89c0\u9396\u5b9a\u53ef\u80fd\u6703\u5f71\u97ff\u6548\u80fd\uff0c\u56e0\u70ba\u5b83\u6703\u5f15\u5165\u722d\u7528\u548c\u6f5b\u5728\u7684\u74f6\u9838\u3002\u5efa\u8b70\u50c5\u5728\u5fc5\u8981\u6642\u4f7f\u7528\u6b64\u65b9\u6cd5\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
MongoDB \u932f\u8aa4\u4ee3\u78bc – 112 – WriteConflict \u767c\u751f\u65bc\u591a\u500b\u5ba2\u6236\u7aef\u6216\u57f7\u884c\u7dd2\u540c\u6642\u5617\u8a66\u4fee\u6539\u540c\u4e00\u6587\u4ef6\u6642\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u91cd\u8a66\u5beb\u5165\u64cd\u4f5c\u3001\u4f7f\u7528\u6a02\u89c0\u4f75\u767c\u63a7\u5236\u6216\u5be6\u65bd\u60b2\u89c0\u9396\u5b9a\u3002\u901a\u904e\u61c9\u7528\u9019\u4e9b\u7b56\u7565\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u8655\u7406\u4e26\u767c\u5beb\u5165\u4e26\u9632\u6b62 MongoDB \u4e2d\u7684\u5beb\u5165\u885d\u7a81\u3002<\/p>\n
\u5982\u9700\u53ef\u9760\u4e14\u9ad8\u6548\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e Server.HK<\/a>\u3002\u6211\u5011\u7684\u9999\u6e2f VPS \u8a17\u7ba1\u670d\u52d9\u63d0\u4f9b\u4e00\u6d41\u7684\u6548\u80fd\u548c\u64f4\u5c55\u6027\uff0c\u6eff\u8db3\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3...<\/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-21702","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21702","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=21702"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21702\/revisions"}],"predecessor-version":[{"id":23699,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21702\/revisions\/23699"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21702"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21702"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21702"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}