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MongoDB备份与恢复示例
编辑:dnawo 日期:2013-01-21
MongoDB自带了两个命令行工具用于数据库备份与恢复,在安装路径bin文件夹中能找到它们。mongodump.exe用于数据库备份,mongorestore.exe用于数据库恢复。
MongoDB备份与恢复示例
说明:备份时省略参数--out,默认保存到/bin/dump;恢复时不能省略参数--drop,测试恢复不成功。
MongoDB备份与恢复示例
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程序代码

D:\mongodb\bin>mongodump --db test --out e:\back
connected to: 127.0.0.1
DATABASE: test to e:/back/test
test.system.indexes to e:/back/test/system.indexes.bson
1 objects
test.user to e:/back/test/user.bson
1 objects
D:\mongodb\bin>mongorestore --db test --directoryperdb e:\back\test --drop
connected to: 127.0.0.1
Mon Jan 21 16:54:56 e:/back/test/user.bson
Mon Jan 21 16:54:56 going into namespace [test.user]
Mon Jan 21 16:54:56 dropping
1 objects found
Mon Jan 21 16:54:56 e:/back/test/system.indexes.bson
Mon Jan 21 16:54:56 going into namespace [test.system.indexes]
Mon Jan 21 16:54:56 dropping
Mon Jan 21 16:54:56 { key: { _id: 1 }, ns: "test.user", name: "_id_" }
1 objects found
connected to: 127.0.0.1
DATABASE: test to e:/back/test
test.system.indexes to e:/back/test/system.indexes.bson
1 objects
test.user to e:/back/test/user.bson
1 objects
D:\mongodb\bin>mongorestore --db test --directoryperdb e:\back\test --drop
connected to: 127.0.0.1
Mon Jan 21 16:54:56 e:/back/test/user.bson
Mon Jan 21 16:54:56 going into namespace [test.user]
Mon Jan 21 16:54:56 dropping
1 objects found
Mon Jan 21 16:54:56 e:/back/test/system.indexes.bson
Mon Jan 21 16:54:56 going into namespace [test.system.indexes]
Mon Jan 21 16:54:56 dropping
Mon Jan 21 16:54:56 { key: { _id: 1 }, ns: "test.user", name: "_id_" }
1 objects found
说明:备份时省略参数--out,默认保存到/bin/dump;恢复时不能省略参数--drop,测试恢复不成功。






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