src/Components/Schema.php
public function extractMultiByteSupport($dbType)
    {
        switch ($dbType) {
            case (false !== strpos($dbType, 'national')):
            case (false !== strpos($dbType, 'nchar')):
            case (false !== strpos($dbType, 'nvarchar')):
                return true;
        }

        return false;
    }
public function extractMultiByteSupport($dbType)
    {
        switch ($dbType) {
            case (false !== strpos($dbType, 'national')):
            case (false !== strpos($dbType, 'nchar')):
            case (false !== strpos($dbType, 'nvarchar')):
                return true;
        }

        return false;
    }
@param $dbType

@return bool