driver/time.go
func (n *NullTime) Scan(value interface{}) error {
	n.Time, n.Valid = value.(time.Time)
	return nil
}
func (n *NullTime) Scan(value interface{}) error {
	n.Time, n.Valid = value.(time.Time)
	return nil
}
func ( n * NullTime ) Scan ( value interface { } ) error { n . Time , n . Valid = value . ( time . Time ) return nil }
// Scan implements the Scanner interface.
Scan implements the Scanner interface .