我正在尝试在存储过程(SQL Server 2012)中创建可选参数,这将允许用户选择以下内容。
参考编号范围 - 见表 2 -(可选)
客户编号范围 - 保留在表 3 中 - (可选)
A 日期范围 - 保留在表 4 中 - (强制)
必须输入参考编号或客户编号
到目前为止我有这个
declare @RefFrom Varchar(50) = NULL --'F51'
declare @RefTo Varchar(50) = NULL --'F51'
declare @CustomerNumFrom Varchar(50) = NULL --'FH1'
declare @CustomerNumTo Varchar(50) = NULL --'FH1'
declare @fromDate date -- Works for date ranges
declare @toDate date
set @fromDate = '2014-10-01'
set @toDate = '2014-11-05'
set @toDate = IIF(@toDate is NULL, @toDate , DATEADD(day,1,@toDate ))
set @toDate = IIF(@toDate is NULL, @fromeDate, @toDate )
SELECT
Table2.Ref AS [Ref],
Table3.Number AS [Customer Number],
Table4.FromDate AS [Date],
Table4.ToTime AS [Time],
FROM Table1
INNER JOIN Table2 ON Table1.ID = Table2.ID
INNER JOIN Table3 ON Table2.ID = Table3.ID
INNER JOIN Table5 ON Table1.DatID = Table5.ID
INNER JOIN Table4 ON Table5.ID = Table4.ID
where Table1.StatID = 1
AND Table4.ID
IN (
select Table4.ID
from Table4
where
(
CONVERT(DATETIME, CONVERT(CHAR(8), Table4.Date, 112) + ' ' + CONVERT(CHAR(8), Table4.Time, 108)) >= @fromDate
AND
CONVERT(DATETIME, CONVERT(CHAR(8), Table4.Date, 112) + ' ' + CONVERT(CHAR(8), Table4.Time, 108)) <= @toDate
)
AND
Table4.Info = 1
AND
(
(Table2.Ref >= @RefFrom) OR (@RefFrom IS NULL)
AND
(Table2.Ref <= @RefTo) OR (@RefTo IS NULL)
)
AND
(
(Table3.Number >= @CustomerNumFrom) OR (@CustomerNumFrom IS NULL)
AND
(Table3.Number <= @CustomerNumTo) OR (@CustomerNumTo IS NULL)
)
)
目前遇到一些问题。
不起作用的第一件事是我可以在 Reference 和 CustomerNumber 中都有空值,我仍然会根据日期范围返回数据,
不起作用的第二件事是,当我输入 CustomerNumber 范围时,它会返回指定范围之外的 CustomerNumers。
如果有人可以提供帮助,我真的很想解决这个问题
谢谢