valid() public method Returns whether there is a valid
rewind() public method Resets the iterator to the initial
next() public method Moves the internal pointer to the
$db public property The MongoDB connection to be used when performing
$batchSize public property The number of rows to be returned in
current() public method Returns the current dataset.
$query public property The query object associated with this batch
key() public method Returns the index of the current dataset
fetchData() protected method Fetches the next batch of
$each public property Whether to return a single row during each
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