哪位大侠帮看个mysql存储过程，哪里不对========================DELIMITER$$ALTERPROCEDURE`sp_test`(vdnIdCHAR(2),startTimeStrCHAR(8))BEGINDECLAREv_startTimeDATETIME;DECLAREv_...

哪位大侠帮看个mysql存储过程，哪里不对

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DELIMITER $$

ALTER PROCEDURE `sp_test`(vdnId CHAR(2),startTimeStr CHAR(8))

BEGIN

DECLARE v_startTime DATETIME;

DECLARE v_endTime DATETIME;

DECLARE v_VDNName CHAR(2);

DECLARE v_sql VARCHAR(1000);

/*判断输入参数的合法性*/

SELECT t.VDN_name INTO v_VDNName FROM gdmdw.t_dim_vdn t WHERE t.vdn_key = vdnId;

SELECT STR_TO_DATE(startTimeStr, '%Y%m%d') INTO v_startTime;

SELECT DATE_ADD(v_startTime,INTERVAL 1 DAY) INTO v_endTime;

/*实现业务逻辑*/

-- 整理时长

SET v_sql = CONCAT('

INSERT INTO tmp_',v_VDNName,'_tagentopr

(kpi_key,time_key,agent_key,kpi_value)

(

SELECT "work_time_key",th.time_key,t.agentid, SUM(

CASE

WHEN (th.fulldate_key>=t.actbegin AND th.fulldate_key

THEN UNIX_TIMESTAMP(t.actend)-UNIX_TIMESTAMP(th.fulldate_key)

WHEN (th.fulldate_keyt.actend)

THEN UNIX_TIMESTAMP(t.actend)-UNIX_TIMESTAMP(t.actbegin)

WHEN (DATE_ADD(th.fulldate_key,INTERVAL 1 DAY)>t.actbegin) AND (DATE_ADD(th.fulldate_key,INTERVAL 1 DAY)

THEN UNIX_TIMESTAMP(DATE_ADD(th.fulldate_key,INTERVAL 1 DAY)) - UNIX_TIMESTAMP(t.actbegin)

END

) AS worktime

FROM (SELECT time_key,fulldate_key

FROM gdmdw.t_dim_time th WHERE th.fulldate_key >= ?

AND th.fulldate_key ) th LEFT JOIN (

SELECT t.agentid,t.actbegin,t.actend FROM gdmods.tagentoprinfo t

WHERE OperateType="0"

AND t.actend>= ?

AND t.actend

UNION ALL

SELECT t.agentid,MAX(t.actbegin), ?

FROM gdmods.tagentoprinfo t WHERE (OperateType="1" OR OperateType="0")

AND t.actend>=?

AND t.actend

GROUP BY t.agentid

HAVING MAX(t.actbegin)=MAX(t.actend)

) t

ON ( (DATE_ADD(th.fulldate_key,INTERVAL 1 DAY) >=t.actbegin) AND th.fulldate_key < t.actend)

AND t.actend IS NOT NULL

GROUP BY agentid,time_key');

SET @a = v_startTime;

SET @b = v_endTime;

SET @c = v_startTime;

SET @d= v_endTime;

SET @e=v_endTime;

SET @f= v_startTime;

SET @g = v_endTime;

SELECT v_sql;

SET @SQL = v_sql;

PREPARE s1 FROM @SQL;

EXECUTE s1 USING @a,@b,@c,@d,@e,@f;

DEALLOCATE PREPARE s1;

END$$

DELIMITER ;

是不是要声明7个不一样的参数对应7个问号，或者你是说少个@g？ 能详细说下吗？

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