mongodb backup and restore-WorkNote
# mkdir backup# mongodump -h localhost --port 27027 -d person -o backup/ -u person -p 123
2016-08-04T10:09:36.701+0800writing person.p1 to
2016-08-04T10:09:36.701+0800done dumping person.p1 (1 document)
# ls backup/person/
p1.bsonp1.metadata.json
# mongo localhost:27027/admin -u admin -p
MongoDB shell version: 3.2.8
Enter password:
connecting to: localhost:27027/admin
> use person
switched to db person
> show collections
p1
> db.p1.drop()
true
> show collections
> exit
bye
# mongorestore -h localhost --port 27027 -d person backup/person/ -u person -p 123
2016-08-04T10:11:42.234+0800building a list of collections to restore from backup/person dir
2016-08-04T10:11:42.235+0800reading metadata for person.p1 from backup/person/p1.metadata.json
2016-08-04T10:11:42.256+0800restoring person.p1 from backup/person/p1.bson
2016-08-04T10:11:42.268+0800restoring indexes for collection person.p1 from metadata
2016-08-04T10:11:42.268+0800finished restoring person.p1 (1 document)
2016-08-04T10:11:42.268+0800done
#
# mongo localhost:27027/person -u person -p 123
MongoDB shell version: 3.2.8
connecting to: localhost:27027/person
> show collections
p1
> db.p1.find()
{ "_id" : ObjectId("57a2a28aa6d4803a1c952529"), "name" : "thompson", "gender" : "male", "age" : "24" }
# rm backup/* -rf
# mongoexport -h localhost --port 27027 -u person -p 123 -d person -c p1 -o backup/person.p1.dat
2016-08-04T10:22:06.773+0800connected to: localhost:27027
2016-08-04T10:22:06.773+0800exported 1 record
# mongoimport -h localhost --port 27027 -u person -p 123 -d person -c p2 --upsert backup/person.p1.dat
2016-08-04T10:25:16.414+0800connected to: localhost:27027
2016-08-04T10:25:16.434+0800imported 1 document
# mongo localhost:27027/person -u person -p 123
MongoDB shell version: 3.2.8
connecting to: localhost:27027/person
> show collections
p1
p2
> db.p2.find()
{ "_id" : ObjectId("57a2a28aa6d4803a1c952529"), "name" : "thompson", "gender" : "male", "age" : "24" }
> db.p1.find()
{ "_id" : ObjectId("57a2a28aa6d4803a1c952529"), "name" : "thompson", "gender" : "male", "age" : "24" }
{ "_id" : ObjectId("57a2a9c43f2b617cfdd64c63"), "name" : "eric", "gender" : "female", "age" : 18 }
{ "_id" : ObjectId("57a2bfe38381eac036252b7c"), "name" : "test1", "gender" : "male", "age" : 20 }
> exit
bye
# rm -rf backup/* ; ls backup/
# mongodump -h localhost --port 27027 -d person -o backup/ -u person -p 123 备份时备份整个库中的所有表
2016-08-04T12:36:36.321+0800writing person.p1 to
2016-08-04T12:36:36.321+0800writing person.p2 to
2016-08-04T12:36:36.322+0800done dumping person.p1 (3 documents)
2016-08-04T12:36:36.322+0800done dumping person.p2 (1 document)
# ls backup/
person
# ls backup/person/
p1.bsonp1.metadata.jsonp2.bsonp2.metadata.json
# mongo localhost:27027/person -u person -p 123
MongoDB shell version: 3.2.8
connecting to: localhost:27027/person
> db.p1.drop()
true
> db.p2.drop()
true
> show collections
> exit
bye
# mongorestore -h localhost --port 27027 -d person -c p1 backup/person/p1.bson -u person -p 123
注：可以单独恢复指定的表
2016-08-04T12:38:55.541+0800checking for collection data in backup/person/p1.bson
2016-08-04T12:38:55.541+0800reading metadata for person.p1 from backup/person/p1.metadata.json
2016-08-04T12:38:55.560+0800restoring person.p1 from backup/person/p1.bson
2016-08-04T12:38:55.639+0800restoring indexes for collection person.p1 from metadata
2016-08-04T12:38:55.640+0800finished restoring person.p1 (3 documents)
2016-08-04T12:38:55.641+0800done
# mongo localhost:27027/person -u person -p 123
MongoDB shell version: 3.2.8
connecting to: localhost:27027/person
> show tables
p1
> db.p1.find()
{ "_id" : ObjectId("57a2a9c43f2b617cfdd64c63"), "name" : "eric", "gender" : "female", "age" : 18 }
{ "_id" : ObjectId("57a2bfe38381eac036252b7c"), "name" : "test1", "gender" : "male", "age" : 20 }
{ "_id" : ObjectId("57a2a28aa6d4803a1c952529"), "name" : "thompson", "gender" : "male", "age" : "24" }
> exit
bye
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