createCollection() public method Generates 'create collection'

explain() public method Return an explanation of the query

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

selectFileCollection() protected method Selects GridFS

setPrefix() public method

buildHashCondition() public method Creates a condition

$collection public property Related GridFS collection instance

$attributeList public property public

$parents public property List of parent item names.

deleteAll() public static method Deletes documents in