在informix中如何样执行查询语句的同时取得记录的条数

求教：在informix中怎么样执行查询语句的同时取得记录的条数？
sql语句如下：
SELECT policyno, BusinessNature, StatusFlag
FROM baofei5400
WHERE 1 = 1
GROUP BY 1,2,3
HAVING 
SUM(payamount) <>0.00
如何在执行这个sql语句的同时取得记录的条数？？？帮帮忙，谢谢！！！


[解决办法]

SQL code

SELECT policyno, BusinessNature, StatusFlag ,b.CntFROM baofei5400 , (    select count(*) as cnt from (        SELECT policyno, BusinessNature, StatusFlag         FROM baofei5400         WHERE 1 = 1         GROUP BY 1,2,3         HAVING SUM(payamount) <>0.00     )) bWHERE 1 = 1 GROUP BY 1,2,3 ,4HAVING SUM(payamount) <>0.00
[解决办法]
select dbinfo('sqlca.sqlerrd2') from systables where tabid=xxx;