Illuminate\Database\Query\Builder::havingRaw PHP Method

    public function havingRaw($sql, array $bindings = [], $boolean = 'and')
    {
        $type = 'raw';
        $this->havings[] = compact('type', 'sql', 'boolean');
        $this->addBinding($bindings, 'having');
        return $this;
    }

 /**
  * Add a raw having clause to the query.
  *
  * @param string $sql
  * @param array $bindings
  * @param string $boolean
  * @return $this 
  * @static 
  */
 public static function havingRaw($sql, $bindings = array(), $boolean = 'and')
 {
     return \Illuminate\Database\Query\Builder::havingRaw($sql, $bindings, $boolean);
 }