rewind() public method Resets the iterator to the initial

$db public property The MongoDB connection to be used when performing

valid() public method Returns whether there is a valid

next() public method Moves the internal pointer to the

current() public method Returns the current dataset.

$query public property The query object associated with this batch

$batchSize public property The number of rows to be returned in

key() public method Returns the index of the current dataset

reset() public method Resets the batch query.

fetchData() protected method Fetches the next batch of