MS SQL存储过程工作不正常
我有一个名为Attention的表,我使用第一个\u术语的存储过程数据将数据插入该表,它成功插入,但当我们插入第二个\u术语的数据时,它没有正确插入 我的数据库表:MS SQL存储过程工作不正常,sql,sql-server,tsql,stored-procedures,Sql,Sql Server,Tsql,Stored Procedures,我有一个名为Attention的表,我使用第一个\u术语的存储过程数据将数据插入该表,它成功插入,但当我们插入第二个\u术语的数据时,它没有正确插入 我的数据库表: /****** Object: Table [dbo].[Attendance] Script Date: 11/01/201******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO CREATE TABLE [dbo].[Attendance](
/****** Object: Table [dbo].[Attendance] Script Date: 11/01/201******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE TABLE [dbo].[Attendance](
[attendanceid] [int] IDENTITY(1,1) NOT NULL,
[admission_no] [nvarchar](50) NULL,
[totalattendance_firstterm] [int] NULL,
[totalworkingdays_firstterm] [int] NULL,
[totalattendance_secondterm] [int] NULL,
[totalworkingday_secondterm] [int] NULL
) ON [PRIMARY]
GO
我的存储过程如下所示:
ALTER proc [dbo].[student_attendancedetails]
(
@admission_no nvarchar(50) ,
@totalattendance_firstterm int,
@totalworkingdays_firstterm int,
@totalattendance_secondterm int,
@totalworkingday_secondterm int
)
as
BEGIN
IF NOT EXISTS(select admission_no from Attendance where admission_no=@admission_no)
BEGIN
INSERT INTO Attendance(admission_no,totalattendance_firstterm,totalworkingdays_firstterm, totalattendance_secondterm,totalworkingday_secondterm)values(@admission_no,@t otalattendance_firstterm,@totalworkingdays_firstterm,@totalattendance_seconderm,@totalworkingday_secondterm)
END
ELSE IF(
(select totalattendance_firstterm from Attendance where admission_no=@admission_no)is null or (select totalattendance_firstterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalattendance_firstterm=@totalattendance_firstterm where admission_no=@admission_no
END
ELSE IF(
(select totalworkingdays_firstterm from Attendance where admission_no=@admission_no)is null or (select totalworkingdays_firstterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalworkingdays_firstterm=@totalworkingdays_firstterm where admission_no=@admission_no
END
ELSE IF(
(select totalattendance_secondterm from Attendance where admission_no=@admission_no)is null or (select totalattendance_secondterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalattendance_secondterm=@totalattendance_secondterm where admission_no=@admission_no
END
ELSE IF(
(select totalworkingday_secondterm from Attendance where admission_no=@admission_no)is null or (select totalworkingday_secondterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalworkingday_secondterm=@totalworkingday_secondterm where admission_no=@admission_no
END
END
GO
exec student_attendancedetails '2089',89,120,0,0
exec student_attendancedetails '2089',0,0,98,150
当我们按如下方式执行存储过程时:
ALTER proc [dbo].[student_attendancedetails]
(
@admission_no nvarchar(50) ,
@totalattendance_firstterm int,
@totalworkingdays_firstterm int,
@totalattendance_secondterm int,
@totalworkingday_secondterm int
)
as
BEGIN
IF NOT EXISTS(select admission_no from Attendance where admission_no=@admission_no)
BEGIN
INSERT INTO Attendance(admission_no,totalattendance_firstterm,totalworkingdays_firstterm, totalattendance_secondterm,totalworkingday_secondterm)values(@admission_no,@t otalattendance_firstterm,@totalworkingdays_firstterm,@totalattendance_seconderm,@totalworkingday_secondterm)
END
ELSE IF(
(select totalattendance_firstterm from Attendance where admission_no=@admission_no)is null or (select totalattendance_firstterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalattendance_firstterm=@totalattendance_firstterm where admission_no=@admission_no
END
ELSE IF(
(select totalworkingdays_firstterm from Attendance where admission_no=@admission_no)is null or (select totalworkingdays_firstterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalworkingdays_firstterm=@totalworkingdays_firstterm where admission_no=@admission_no
END
ELSE IF(
(select totalattendance_secondterm from Attendance where admission_no=@admission_no)is null or (select totalattendance_secondterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalattendance_secondterm=@totalattendance_secondterm where admission_no=@admission_no
END
ELSE IF(
(select totalworkingday_secondterm from Attendance where admission_no=@admission_no)is null or (select totalworkingday_secondterm from Attendance where admission_no=@admission_no)=0)
BEGIN
UPDATE Attendance set totalworkingday_secondterm=@totalworkingday_secondterm where admission_no=@admission_no
END
END
GO
exec student_attendancedetails '2089',89,120,0,0
exec student_attendancedetails '2089',0,0,98,150
它将给出以下结果:
但我希望我的结果如下所示:
答案非常简单。运行时:
IF condition1
code1
ELSE IF condition2
code2
ELSE IF condition2
code3
ELSE IF condition3
code4
...
将只执行一个(code1/code2/code3/code4
)。根据你的代码,我假设你想更新两次。所以你需要一些类似的东西:
IF condition1
BEGIN
INSERT
END
ELSE
BEGIN
IF condition2
UPDATE1
IF condition3
UPDATE2
IF condition4
UPDATE3
END
警告:
当查询返回多行时,将失败。但是您可能在
admission\u no
上有唯一/主键。如果没有,我建议添加它。答案非常简单。运行时:
IF condition1
code1
ELSE IF condition2
code2
ELSE IF condition2
code3
ELSE IF condition3
code4
...
将只执行一个(code1/code2/code3/code4
)。根据你的代码,我假设你想更新两次。所以你需要一些类似的东西:
IF condition1
BEGIN
INSERT
END
ELSE
BEGIN
IF condition2
UPDATE1
IF condition3
UPDATE2
IF condition4
UPDATE3
END
警告:
当查询返回多行时,将失败。但是您可能在admission\u no
上有唯一/主键。如果没有,我建议添加它