nutz 自定义查询 分页 取值

/* getPersonSum.data */
select count(user_id) sums
from t_user_info

Sql sql = dao.sqls().create("getPersonSum.data");
        
        sql.setCallback(new SqlCallback() {
            public Object invoke(Connection conn, ResultSet rs, Sql sql) throws SQLException {
                int sums = 0;
                while (rs.next()){
                    sums = rs.getInt("sums");
                }
                return sums;
            }
        });
        dao.execute(sql);
        int sum = sql.getInt();

        Sql sql = dao.sqls().create("testPerson.data");