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Deprecated since version 4.0.Important
Starting in version 4.2, MongoDB removes the
clonecommand. The deprecated
db.cloneDatabase(), which wraps the
clonecommand, can only be run against MongoDB 4.0 or earlier versions. For behavior and examples, refer to the 4.0 or earlier version of the manual.
For an alternative in version 4.2+, see Copy/Clone a Database.
Copies a remote database to the current database. The command assumes that the remote database has the same name as the current database.ParameterTypeDescription
hostnamestringThe hostname of the database to copy.