CREATE PROCEDURE khly
@begindate varchar(10), @enddate varchar(10)
AS
declare @sql varchar(8000)set @sql = 'select khinfoname,' select @sql = @sql + 'sum(case chxname when '''+chxname+''' then sl else 0 end) as '''+chxname+''',' from (select top 1000 chxname,chxid from zcb_chx order by chxid asc) as a select @sql = left(@sql,len(@sql)-1) + ' from zcb_xshtz a inner join zcb_chx b on a.cpxh=b.chxno
inner join zcb_khda c on a.khno=c.khno
inner join zcb_khinfo d on c.infoly=d.khinfono
where (a.qddate>='+@begindate+' and a.qddate<='+@begindate+')
and b.chxid not in(select parentid from zcb_chx) group by d.khinfoname'exec(@sql)
GO我用 execute执行的时候提示有语法错误
但是如果我把(a.qddate>='+@begindate+' and a.qddate<='+@begindate+') and 删除掉以后,就没有问题了,各位好汉、美女帮我看看啦~~
@begindate varchar(10), @enddate varchar(10)
AS
declare @sql varchar(8000)set @sql = 'select khinfoname,' select @sql = @sql + 'sum(case chxname when '''+chxname+''' then sl else 0 end) as '''+chxname+''',' from (select top 1000 chxname,chxid from zcb_chx order by chxid asc) as a select @sql = left(@sql,len(@sql)-1) + ' from zcb_xshtz a inner join zcb_chx b on a.cpxh=b.chxno
inner join zcb_khda c on a.khno=c.khno
inner join zcb_khinfo d on c.infoly=d.khinfono
where (a.qddate>='+@begindate+' and a.qddate<='+@begindate+')
and b.chxid not in(select parentid from zcb_chx) group by d.khinfoname'exec(@sql)
GO我用 execute执行的时候提示有语法错误
但是如果我把(a.qddate>='+@begindate+' and a.qddate<='+@begindate+') and 删除掉以后,就没有问题了,各位好汉、美女帮我看看啦~~
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@begindate varchar(10), @enddate varchar(10)
AS declare @sql varchar(8000) set @sql = 'select khinfoname,' select @sql = @sql + 'sum(case chxname when '''+chxname+''' then sl else 0 end) as '''+chxname+''',' from (select top 1000 chxname,chxid from zcb_chx order by chxid asc) as a select @sql = left(@sql,len(@sql)-1) + ' from zcb_xshtz a inner join zcb_chx b on a.cpxh=b.chxno
inner join zcb_khda c on a.khno=c.khno
inner join zcb_khinfo d on c.infoly=d.khinfono
where (a.qddate>='''+@begindate+''' and a.qddate <='''+@begindate+''')
and b.chxid not in(select parentid from zcb_chx) group by d.khinfoname' exec(@sql)
GO
CREATE PROCEDURE khly
@begindate varchar(10), @enddate varchar(10)
AS declare @sql varchar(8000) set @sql = 'select khinfoname,' select @sql = @sql + 'sum(case chxname when '''+chxname+''' then sl else 0 end) as '''+chxname+''',' from (select top 1000 chxname,chxid from zcb_chx order by chxid asc) as a select @sql = left(@sql,len(@sql)-1) + ' from zcb_xshtz a inner join zcb_chx b on a.cpxh=b.chxno
inner join zcb_khda c on a.khno=c.khno
inner join zcb_khinfo d on c.infoly=d.khinfono
where (a.qddate>='''+@begindate+''' and a.qddate <='''+@begindate+''')
and b.chxid not in(select parentid from zcb_chx) group by d.khinfoname' exec(@sql)
GO
主要要考虑那个字符串的平凑,a.qddate 为时间类型,那么要求加单引号,同样字符类型也需要
也就说where (a.qddate>='''+@begindate+''' and a.qddate <='''+@begindate+''')
应该变成:where (a.qddate>= '2008-08-08' and a.qddate <='2008-08-25')
select @sql = @sql + 'sum(case chxname when '''+chxname+''' then sl else 0 end) as '''+chxname+''','
可能也会有问题
1 :普通SQL语句可以用Exec执行 eg: Select * from tableName
Exec('select * from tableName')
Exec sp_executesql N'select * from tableName' -- 请注意字符串前一定要加N 2:字段名,表名,数据库名之类作为变量时,必须用动态SQL eg:
declare @fname varchar(20)
set @fname = 'FiledName'
Select @fname from tableName -- 错误,不会提示错误,但结果为固定值FiledName,并非所要。
Exec('select ' + @fname + ' from tableName') -- 请注意 加号前后的 单引号的边上加空格 当然将字符串改成变量的形式也可
declare @fname varchar(20)
set @fname = 'FiledName' --设置字段名 declare @s varchar(1000)
set @s = 'select ' + @fname + ' from tableName'
Exec(@s) -- 成功
exec sp_executesql @s -- 此句会报错
declare @s Nvarchar(1000) -- 注意此处改为nvarchar(1000)
set @s = 'select ' + @fname + ' from tableName'
Exec(@s) -- 成功
exec sp_executesql @s -- 此句正确 3. 输出参数
declare @num int,
@sqls nvarchar(4000)
set @sqls='select count(*) from tableName'
exec(@sqls)
--如何将exec执行结果放入变量中? declare @num int,
@sqls nvarchar(4000)
set @sqls='select @a=count(*) from tableName '
exec sp_executesql @sqls,N'@a int output',@num output
select @num