{"id":21937,"date":"2024-01-02T17:48:25","date_gmt":"2024-01-02T17:48:25","guid":{"rendered":"https:\/\/server.hk\/blog\/21937\/"},"modified":"2024-11-14T10:24:44","modified_gmt":"2024-11-14T02:24:44","slug":"how-to-fix-mongodb-error-code-11000-duplicatekey-2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21937\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc – 11000 – DuplicateKey"},"content":{"rendered":"

\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc – 11000 – DuplicateKey<\/h1>\n

MongoDB \u662f\u4e00\u500b\u53d7\u6b61\u8fce\u7684 NoSQL \u8cc7\u6599\u5eab\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u53ef\u64f4\u5c55\u6027\u548c\u9748\u6d3b\u6027\u3002\u7136\u800c\uff0c\u5c31\u50cf\u5176\u4ed6\u4efb\u4f55\u8cc7\u6599\u5eab\u7cfb\u7d71\u4e00\u6a23\uff0c\u5b83\u4e26\u4e0d\u514d\u65bc\u932f\u8aa4\u3002MongoDB \u7528\u6236\u53ef\u80fd\u9047\u5230\u7684\u4e00\u500b\u5e38\u898b\u932f\u8aa4\u662f\u932f\u8aa4\u4ee3\u78bc – 11000\uff0c\u4e5f\u7a31\u70ba DuplicateKey \u932f\u8aa4\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u9020\u6210\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u4ee5\u53ca\u5982\u4f55\u4fee\u5fa9\u5b83\u3002<\/p>\n

\u7406\u89e3 DuplicateKey \u932f\u8aa4<\/h2>\n

\u7576\u60a8\u5617\u8a66\u5728 MongoDB \u96c6\u5408\u4e2d\u63d2\u5165\u6216\u66f4\u65b0\u6587\u6a94\u6642\uff0c\u5982\u679c\u64cd\u4f5c\u9055\u53cd\u552f\u4e00\u7d22\u5f15\u7d04\u675f\uff0c\u5247\u6703\u767c\u751f DuplicateKey \u932f\u8aa4\u3002MongoDB \u4f7f\u7528\u7d22\u5f15\u4f86\u5f37\u5236\u5728\u5b57\u6bb5\u4e0a\u5be6\u73fe\u552f\u4e00\u6027\uff0c\u5982\u679c\u60a8\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u4e00\u500b\u5df2\u5b58\u5728\u65bc\u552f\u4e00\u7d22\u5f15\u4e2d\u7684\u503c\u7684\u6587\u6a94\uff0c\u5247\u6703\u62cb\u51fa DuplicateKey \u932f\u8aa4\u3002<\/p>\n

\u8207 DuplicateKey \u932f\u8aa4\u76f8\u95dc\u7684\u932f\u8aa4\u8a0a\u606f\u901a\u5e38\u770b\u8d77\u4f86\u50cf\u9019\u6a23\uff1a<\/p>\n

\r\nE11000 duplicate key error collection: database.collection index: index_name dup key: { : \"value\" }\r\n<\/pre>\n
\u9019\u88e1\uff0c\u201cdatabase.collection\u201d\u6307\u7684\u662f\u60a8\u7684\u8cc7\u6599\u5eab\u548c\u96c6\u5408\u540d\u7a31\uff0c\u201cindex_name\u201d\u662f\u552f\u4e00\u7d22\u5f15\u7684\u540d\u7a31\uff0c\u800c\u201cvalue\u201d\u662f\u5c0e\u81f4\u932f\u8aa4\u7684\u91cd\u8907\u503c\u3002<\/p>\n
\u89e3\u6c7a DuplicateKey \u932f\u8aa4<\/h2>\n
\u9762\u5c0d DuplicateKey \u932f\u8aa4\u6642\uff0c\u60a8\u53ef\u4ee5\u63a1\u53d6\u5e7e\u500b\u6b65\u9a5f\u4f86\u89e3\u6c7a\u5b83\uff1a<\/p>\n
1. \u8fa8\u8b58\u91cd\u8907\u503c<\/h3>\n
\u7b2c\u4e00\u6b65\u662f\u8fa8\u8b58\u5c0e\u81f4\u932f\u8aa4\u7684\u91cd\u8907\u503c\u3002\u932f\u8aa4\u8a0a\u606f\u63d0\u4f9b\u4e86\u89f8\u767c\u932f\u8aa4\u7684\u503c\uff0c\u4f7f\u60a8\u80fd\u5920\u78ba\u5b9a\u554f\u984c\u6587\u6a94\u3002<\/p>\n
2. \u6aa2\u67e5\u73fe\u6709\u6587\u6a94<\/h3>\n
\u4e00\u65e6\u60a8\u8fa8\u8b58\u51fa\u91cd\u8907\u503c\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u60a8\u7684\u73fe\u6709\u6587\u6a94\u4ee5\u627e\u5230\u91cd\u8907\u7684\u6587\u6a94\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 find() \u65b9\u6cd5\u8207\u5339\u914d\u91cd\u8907\u503c\u7684\u67e5\u8a62\u4f86\u5b9a\u4f4d\u885d\u7a81\u7684\u6587\u6a94\u3002<\/p>\n
\r\ndb.collection.find({ field: \"duplicate_value\" })\r\n<\/pre>\n
\u5c07\u201ccollection\u201d\u66ff\u63db\u70ba\u60a8\u7684\u96c6\u5408\u540d\u7a31\uff0c\u201cfield\u201d\u66ff\u63db\u70ba\u6709\u552f\u4e00\u7d22\u5f15\u7d04\u675f\u7684\u5b57\u6bb5\u3002<\/p>\n
3. \u6c7a\u5b9a\u89e3\u6c7a\u7b56\u7565<\/h3>\n
\u627e\u5230\u885d\u7a81\u7684\u6587\u6a94\u5f8c\uff0c\u60a8\u9700\u8981\u6c7a\u5b9a\u4e00\u500b\u89e3\u6c7a\u7b56\u7565\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u60a8\u7684\u5177\u9ad4\u9700\u6c42\uff0c\u9078\u64c7\u66f4\u65b0\u73fe\u6709\u6587\u6a94\u6216\u5c07\u5176\u79fb\u9664\u3002<\/p>\n
4. \u66f4\u65b0\u6216\u79fb\u9664\u6587\u6a94<\/h3>\n
\u5982\u679c\u60a8\u9078\u64c7\u66f4\u65b0\u6587\u6a94\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 update() \u6216 updateOne() \u65b9\u6cd5\u4f86\u4fee\u6539\u73fe\u6709\u6587\u6a94\u4e26\u79fb\u9664\u91cd\u8907\u503c\u3002<\/p>\n
\r\ndb.collection.update({ _id: ObjectId(\"document_id\") }, { $set: { field: \"new_value\" } })\r\n<\/pre>\n
\u5982\u679c\u60a8\u9078\u64c7\u79fb\u9664\u6587\u6a94\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 remove() \u6216 deleteOne() \u65b9\u6cd5\u3002<\/p>\n
\r\ndb.collection.remove({ _id: ObjectId(\"document_id\") })\r\n<\/pre>\n
5. \u91cd\u8a66\u64cd\u4f5c<\/h3>\n
\u89e3\u6c7a\u4e86\u91cd\u8907\u503c\u554f\u984c\u5f8c\uff0c\u60a8\u53ef\u4ee5\u91cd\u65b0\u5617\u8a66\u6700\u521d\u89f8\u767c DuplicateKey \u932f\u8aa4\u7684\u64cd\u4f5c\u3002\u64cd\u4f5c\u73fe\u5728\u61c9\u8a72\u53ef\u4ee5\u6210\u529f\u9032\u884c\uff0c\u4e0d\u6703\u9047\u5230\u932f\u8aa4\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
MongoDB \u4e2d\u7684 DuplicateKey \u932f\u8aa4\u53ef\u80fd\u6703\u4ee4\u4eba\u6cae\u55aa\uff0c\u4f46\u901a\u904e\u9075\u5faa\u672c\u6587\u6982\u8ff0\u7684\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u5b83\u3002\u8a18\u4f4f\u8981\u8fa8\u8b58\u91cd\u8907\u503c\uff0c\u6aa2\u67e5\u73fe\u6709\u6587\u6a94\uff0c\u6c7a\u5b9a\u89e3\u6c7a\u7b56\u7565\uff0c\u66f4\u65b0\u6216\u79fb\u9664\u6587\u6a94\uff0c\u4e26\u91cd\u8a66\u64cd\u4f5c\u3002\u9019\u6a23\u505a\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u7684\u5b8c\u6574\u6027\u4e26\u4fdd\u6301\u9806\u66a2\u7684 MongoDB \u9ad4\u9a57\u3002<\/p>\n
\u6b32\u4e86\u89e3\u66f4\u591a\u95dc\u65bc MongoDB \u53ca\u5982\u4f55\u70ba\u60a8\u7684\u696d\u52d9\u5e36\u4f86\u597d\u8655\uff0c\u8acb\u8003\u616e\u63a2\u7d22\u9999\u6e2f VPS \u4e3b\u6a5f<\/a>\u3002\u4ed6\u5011\u7684\u9802\u7d1a VPS \u89e3\u6c7a\u65b9\u6848\u53ef\u8b93\u60a8\u512a\u5316 MongoDB \u6027\u80fd\u4e26\u78ba\u4fdd\u53ef\u9760\u7684\u8cc7\u6599\u5eab\u74b0\u5883\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":[101],"tags":[],"class_list":["post-21937","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21937","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=21937"}],"version-history":[{"count":2,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21937\/revisions"}],"predecessor-version":[{"id":23386,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21937\/revisions\/23386"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21937"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21937"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21937"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}