$query public property The query object associated with this batch

removeChild() public method Removes a child from its parent

max() public method Returns the maximum of the specified

stream_write() public method Writes to stream.

updateAllCounters() public static method Updates all documents

$db public property The MongoDB connection object or the application

init() public method Initializes the application component

removeRule() protected method Removes a rule from the

removeAllRoles() public method Removes all roles.

$from public property The collection to be selected from. If string