public override bool Equals(object obj)
        {
            if (obj == null)
            {
                return(false);
            }

            SQLiteIdExpression dst = obj as SQLiteIdExpression;

            if (dst == null)
            {
                return(false);
            }

            if (_id != dst._id)
            {
                return(false);
            }

            return(base.Equals(obj));
        }
        public override object Clone()
        {
            SQLiteExpression res = new SQLiteIdExpression(_id);

            return(res);
        }