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mongodb备份与恢复
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mongodb中逻辑备份工具mongodump和mongorestore工具可以对当前mongodb数据库进行备份、恢复操作。
当前数据库结构:
MongoDB Enterprise > show dbs
admin 0.000GB
dbking 0.000GB
local 0.000GB
MongoDB Enterprise > use dbking
switched to db dbking
MongoDB Enterprise > show collections
col
test
--使用mongodump工具备份dbking数据库数据:
[root@slave2 dump]# /usr/local/mongodb341/bin/mongodump -h 127.0.0.1 -d dbking -o /mongodb/dump/
2016-12-29T13:13:17.436+0800 writing dbking.col to
2016-12-29T13:13:17.436+0800 writing dbking.test to
2016-12-29T13:13:17.437+0800 done dumping dbking.col (11 documents)
2016-12-29T13:13:17.437+0800 done dumping dbking.test (2 documents)
[root@slave2 dump]# ll
total 4
drwxr-xr-x 2 root root 4096 Dec 29 13:13 dbking
[root@slave2 dump]# ll dbking/
total 16
-rw-r--r-- 1 root root 782 Dec 29 13:13 col.bson
-rw-r--r-- 1 root root 494 Dec 29 13:13 col.metadata.json
-rw-r--r-- 1 root root 125 Dec 29 13:13 test.bson
-rw-r--r-- 1 root root 83 Dec 29 13:13 test.metadata.json
--使用mongorestore工具恢复备份的dbking数据库到dbk库中:
MongoDB Enterprise > show dbs
admin 0.000GB
dbking 0.000GB
local 0.000GB
[root@slave2 dump]# /usr/local/mongodb341/bin/mongorestore -h 127.0.0.1 -d dbk /mongodb/dump/dbking/
2016-12-29T13:14:55.720+0800 the --db and --collection args should only be used when restoring from a BSON file. Other uses are deprecated and will not exist in the future; use --nsInclude instead
2016-12-29T13:14:55.721+0800 building a list of collections to restore from /mongodb/dump/dbking dir
2016-12-29T13:14:55.721+0800 reading metadata for dbk.col from /mongodb/dump/dbking/col.metadata.json
2016-12-29T13:14:55.722+0800 reading metadata for dbk.test from /mongodb/dump/dbking/test.metadata.json
2016-12-29T13:14:55.748+0800 restoring dbk.test from /mongodb/dump/dbking/test.bson
2016-12-29T13:14:55.773+0800 restoring dbk.col from /mongodb/dump/dbking/col.bson
2016-12-29T13:14:55.774+0800 no indexes to restore
2016-12-29T13:14:55.774+0800 finished restoring dbk.test (2 documents)
2016-12-29T13:14:55.774+0800 restoring indexes for collection dbk.col from metadata
2016-12-29T13:14:55.809+0800 finished restoring dbk.col (11 documents)
2016-12-29T13:14:55.809+0800 done
MongoDB Enterprise > show dbs
admin 0.000GB
dbk 0.000GB
dbking 0.000GB
local 0.000GB
MongoDB Enterprise > use dbk
switched to db dbk
MongoDB Enterprise > show collections
col
test
MongoDB Enterprise > db.col.find()
{ "_id" : ObjectId("586358cde423fe7088062ab2"), "name" : "dbk", "age" : "28", "job" : "java工程师" }
{ "_id" : ObjectId("586358d7e423fe7088062ab3"), "name" : "dbk", "age" : 30, "job" : "java工程师" }
{ "_id" : ObjectId("586358dbe423fe7088062ab4"), "name" : "dbk", "age" : 31, "job" : "java工程师" }
{ "_id" : ObjectId("58635ec5e423fe7088062ab5"), "name" : "dbk", "age" : "28", "job" : "java工程师" }
{ "_id" : ObjectId("58635ec5e423fe7088062ab6"), "name" : "dbk", "age" : "28", "job" : "java工程师" }
{ "_id" : ObjectId("58635ec5e423fe7088062ab7"), "name" : "dbk", "age" : "28", "job" : "java工程师" }
{ "_id" : ObjectId("58635ec5e423fe7088062ab8"), "name" : "nope", "age" : "28", "job" : "会计" }
{ "_id" : ObjectId("58635ec5e423fe7088062ab9"), "name" : "king", "age" : "35", "job" : "CTO" }
{ "_id" : ObjectId("58635ec5e423fe7088062aba"), "name" : "chavinking", "age" : "35", "job" : "CTO" }
{ "_id" : ObjectId("58635ec5e423fe7088062abb"), "name" : "舒永康", "age" : "35", "job" : "java高级工程师" }
{ "_id" : ObjectId("58635ec6e423fe7088062abc"), "name" : "张芳", "age" : "30", "job" : "集成工程师" }
MongoDB Enterprise > db.test.find()
{ "_id" : ObjectId("58649abfe2e07cc67bf2ac59"), "name" : "chavin", "age" : "28", "job" : "DBA" }
{ "_id" : ObjectId("58649ac5e2e07cc67bf2ac5a"), "name" : "dbk", "age" : "28", "job" : "DBA" }
mongodb备份与恢复
标签:data 逻辑备份 sed metadata uil list writing object 5.7
本文系统来源:http://www.cnblogs.com/wcwen1990/p/6655440.html
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