linux 添加管理员用户 语句错误求助(2)

select count(*) as total from tb_channel where game_id=。

select 职称,avg(年龄) from zgda group by 职称 having avg(年龄)>40 &&平均年龄>40的分组会显示 select max(年龄) from zgda &&查表中最大年龄值，最小用min select职称,max(年龄) from zgda group by 职称 &&查每种职称的职工最大年龄，最小用min select count(*) 职工人数 from zgda &&查表中人数，职工人数为自定义别名 select count(性别) from zgda &&查性别字段值的行数（计重复值） 结果为：8 select count(distinct 性别) from zgda &&查性别字段值的行数（不计重复值）结果为：2 select 性别,count(*) 职工人数 from zgda group by 性别 &&查男女职工人数，职工人数为自定义别名 查询去向： select * from zgda where 性别='。

select (select count(1) + 1 from vipgift where gid < a.gid) as 自增列, a.gname as 礼品,gpoint as 积分。

select 部门编号,部门名称,(select count(职工号) from work1 a where a.部门编号=b.部门编号) as 人数 from 部门 b。

Date, GETDATE()) >=0 THEN "rn + " ( "rn + " (SELECT COUNT(*) FROM tblEnrolls WHERE EDCId = cs。EDCId AND ClassId = cs。ClassId) "rn + " - "rn + " (SELECT COUNT(*) FROM tblAttendances WHERE ClassScheduleId = cs。linux 添加管理员用户ClassScheduleId) "rn + " ) "rn + " * "rn + " CAST(100 as decimal(18,5)) "rn + " / "rn + " (SELECT COUNT(*) FROM tblEnrolls WHERE EDCId = cs。EDCId AND ClassId = cs。ClassId) "rn + "ELSE "rn + " 0。00 "rn + "END As Abs_pct, "rnrn + "dbo。EDCFnClassAbsStudent(cs。ClassScheduleId, GETDATE()) As Abs_Stu_Id "rnrn + "FROM tblClassSchedules cs "rn + "INNER JOIN tblClasses c ON cs。EDCId = c。EDCId AND cs。ClassId = c。ClassId rnrnrn出现错误为"Divide by zero error encountered。"rn也就是除数为 0 了 rn请问这么去修改？？？

我在用asp 执行一段sql语句的时候 用的sql 2000 xp 环境 iis 5.0 rnIf .Info(16)="1" Then .execute("delete from [Log] where DATEDIFF('d', LogTime,'"&.NowBBSTime&"')>7")rnrn[Microsoft][ODBC SQL Server Driver][SQL Server]为 datediff 指定了无效的参数 1。 rnrn我的本意是删除超过7天的记录 ， 貌似连接access下没有问题 rnrn请大牛指教

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