public &Select::getGroupBy() Returns

public Select::hasTag($tag) Determines

public Select::extend($extender_name) Enhance

public Select::havingExists(SelectInterface $select)

public Select::havingIsNotNull($field) Sets

public Select::having($snippet, $args = array()) Adds

public Select::getArguments(PlaceholderInterface $queryPlaceholder = NULL)

public Select::isPrepared() Indicates

public Select::union(SelectInterface $query, $type = '')

public Select::compiled() Check whether