/**
	/**
	 * 查询某sql的结果条数
	 */
	public static long queryCount(Dao dao, String sql) {
		Sql sql2 = Sqls.fetchInt("select count(1) from (" + sql + ") as _nutz_tmp_" + System.currentTimeMillis());
		dao.execute(sql2);
		return sql2.getInt();
	}

找到了 谢谢兽总