func (j join) alias() string {
	if j.as == "" {
		return j.table
	}

	return j.as
}
// alias returns the as string, or the table if as is empty
alias returns the as string, or the table if as is empty
// alias returns the as string or the table if as is empty
func (j join) alias() string {
	if j.as == "" {
		return j.table
	}
	return j.as
}
func ( j join ) alias ( ) string { if j . as == " " { return j . table } return j . as }
alias returns the as string, or the table if as is empty
alias returns the as string or the table if as is empty