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- db.isMaster()
db.isMaster()¶
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db.isMaster()¶ Returns: A document that describes the role of the mongodinstance.If the
mongodis a member of a replica set, then theismasterandsecondaryfields report if the instance is the primary or if it is a secondary member of the replica set.See
isMasterfor the complete documentation of the output ofdb.isMaster().