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MongoDB\ChangeStream

New in version 1.3.

Definition

MongoDB\ChangeStream

This class extends PHP’s Iterator interface. An instance of this class is returned by MongoDB\Collection::watch().

This class allows for iteration of events in a change stream. It also allows iteration to automatically resume after certain errors, such as a replica set failover.


MongoDB\MapReduceResult

New in version 1.2.

Definition

MongoDB\MapReduceResult

This class extends PHP’s IteratorAggregate interface. An instance of this class is returned by MongoDB\Collection::mapReduce().

This class allows for iteration of map-reduce results irrespective of the output method (e.g. inline, collection). It also provides access to command statistics.