接近cast之处的语法不正确?,帮我看看 strSQL3.Append(" where a.rec_id>(select ISNULL(MAX(xx.rec_id),0) from ( select TOP cast('" & PageSize & "' as int) * (cast('" & CurrentPage & "' as int)-1) rec_id from train_rec ORDER BY rec_id)xx ) ")
加对括号strSQL3.Append(" where a.rec_id>(select ISNULL(MAX(xx.rec_id),0) from ( select TOP (cast('" & PageSize & "' as int) * (cast('" & CurrentPage & "' as int)-1)) rec_id from train_rec ORDER BY rec_id)xx ) ")
加对括号后2005/2008是可以的,2000怎么改都不行,除非你先在客户端计算好 cast('" & PageSize & "' as int) * (cast('" & CurrentPage & "' as int)-1)的值,然后直接strSQL3.Append(" where a.rec_id>(select ISNULL(MAX(xx.rec_id),0) from ( select TOP " & 计算好的变量 & " rec_id from train_rec ORDER BY rec_id) xx ) ")
用一個存儲過程動態執行 --动态语句语法 /****************************************************************************************************************************************************** 动态语句语法:exec\sp_executesql语法整理人:中国风(Roy)日期:2008.06.06 ******************************************************************************************************************************************************/ 动态语句语法:--方法1查询表改为动态 select * from sysobjects exec('select ID,Name from sysobjects') exec sp_executesql N'select ID,Name from sysobjects'--多了一个N为unicode--方法2:字段名,表名,数据库名之类作为变量时,用动态SQL declare @FName varchar(20) set @FName='ID' exec('select '+@FName+' from sysobjects where '+@FName+'=5' ) declare @s varchar(1000) set @s=N'select '+@FName+' from sysobjects where '+@FName+'=5' exec sp_executesql @s--会报错 declare @s nvarchar(1000)--改为nvarchar set @s=N'select '+@FName+' from sysobjects where '+@FName+'=5' exec sp_executesql @s--成功 --方法3:输入参数declare @i int,@s nvarchar(1000) set @i=5 exec('select ID,Name from sysobjects where ID='+@i)set @s='select ID,Name from sysobjects where ID=@i' exec sp_executesql @s,N'@i int',@i--此处输入参数要加上N--方法4:输出参数declare @i int,@s nvarchar(1000) set @s='select @i=count(1) from sysobjects'--用exec exec('declare @i int '+@s+' select @i')--把整个语句用字符串加起来执行--用sp_executesql exec sp_executesql @s,N'@i int output',@i output--此处输出参数要加上N select @i --方法5:输入输出--用sp_executesql declare @i int,@con int,@s nvarchar(1000) set @i=5 select @s='select @con=count(1) from sysobjects where ID>@i' exec sp_executesql @s,N'@con int output,@i int',@con output ,@i select @con--用exec declare @i int,@s nvarchar(1000) set @i=5 select @s='declare @con int select @con=count(1) from sysobjects where ID>'+rtrim(@i)+' select @con' exec(@s)
xx ) ")
/******************************************************************************************************************************************************
动态语句语法:exec\sp_executesql语法整理人:中国风(Roy)日期:2008.06.06
******************************************************************************************************************************************************/
动态语句语法:--方法1查询表改为动态
select * from sysobjects
exec('select ID,Name from sysobjects')
exec sp_executesql N'select ID,Name from sysobjects'--多了一个N为unicode--方法2:字段名,表名,数据库名之类作为变量时,用动态SQL
declare @FName varchar(20)
set @FName='ID'
exec('select '+@FName+' from sysobjects where '+@FName+'=5' )
declare @s varchar(1000)
set @s=N'select '+@FName+' from sysobjects where '+@FName+'=5'
exec sp_executesql @s--会报错
declare @s nvarchar(1000)--改为nvarchar
set @s=N'select '+@FName+' from sysobjects where '+@FName+'=5'
exec sp_executesql @s--成功
--方法3:输入参数declare @i int,@s nvarchar(1000)
set @i=5
exec('select ID,Name from sysobjects where ID='+@i)set @s='select ID,Name from sysobjects where ID=@i'
exec sp_executesql @s,N'@i int',@i--此处输入参数要加上N--方法4:输出参数declare @i int,@s nvarchar(1000)
set @s='select @i=count(1) from sysobjects'--用exec
exec('declare @i int '+@s+' select @i')--把整个语句用字符串加起来执行--用sp_executesql
exec sp_executesql @s,N'@i int output',@i output--此处输出参数要加上N
select @i
--方法5:输入输出--用sp_executesql
declare @i int,@con int,@s nvarchar(1000)
set @i=5
select @s='select @con=count(1) from sysobjects where ID>@i'
exec sp_executesql @s,N'@con int output,@i int',@con output ,@i
select @con--用exec
declare @i int,@s nvarchar(1000)
set @i=5
select @s='declare @con int select @con=count(1) from sysobjects where ID>'+rtrim(@i)+' select @con'
exec(@s)
?
还有把top 1 换成 top(1)试试