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MongoDB - Backing up and Restoring Data
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  Basic mongodump of local default mongod instance 
mongodump --db mydb --gzip --out "mydb.dump.$(date +%F_%R)"

This command will dump a bson gzipped archive of your local mongod 'mydb' database to the 'mydb.dump.{timestamp}' directory
  Basic mongorestore of local default mongod dump 
mongorestore --db mydb mydb.dump.2016-08-27_12:44/mydb --drop --gzip

This command will first drop your current 'mydb' database and then restore your gzipped bson dump from the 'mydb mydb.dump.2016-08-27_12:44/mydb' archive dump file.
  Basic mongodump of local default mongod instance 
mongodump --db mydb --gzip --out "mydb.dump.$(date +%F_%R)"

This command will dump a bson gzipped archive of your local mongod 'mydb' database to the 'mydb.dump.{timestamp}' directory
  Basic mongorestore of local default mongod dump 
mongorestore --db mydb mydb.dump.2016-08-27_12:44/mydb --drop --gzip

This command will first drop your current 'mydb' database and then restore your gzipped bson dump from the 'mydb mydb.dump.2016-08-27_12:44/mydb' archive dump file.
  Basic mongodump of local default mongod instance 
mongodump --db mydb --gzip --out "mydb.dump.$(date +%F_%R)"

This command will dump a bson gzipped archive of your local mongod 'mydb' database to the 'mydb.dump.{timestamp}' directory
  Basic mongorestore of local default mongod dump 
mongorestore --db mydb mydb.dump.2016-08-27_12:44/mydb --drop --gzip

This command will first drop your current 'mydb' database and then restore your gzipped bson dump from the 'mydb mydb.dump.2016-08-27_12:44/mydb' archive dump file.
  Basic mongodump of local default mongod instance 
mongodump --db mydb --gzip --out "mydb.dump.$(date +%F_%R)"

This command will dump a bson gzipped archive of your local mongod 'mydb' database to the 'mydb.dump.{timestamp}' directory
  Basic mongorestore of local default mongod dump 
mongorestore --db mydb mydb.dump.2016-08-27_12:44/mydb --drop --gzip

This command will first drop your current 'mydb' database and then restore your gzipped bson dump from the 'mydb mydb.dump.2016-08-27_12:44/mydb' archive dump file.

 

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https://develop.horje.com/learn/1434/reference

 

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