SQL SERVER 2005 存储过程
USE AdventureWorks
GO
CREATE PROC spEmployee
AS
SELECT * from Humanresources.Employee
EXEC spEmployee
ALTER PROC spEmployee
AS SELECT EmployeeID from Humanresources.Employee
drop proc spEmployee
ALTER PROC spEmployee
@LastName nvarchar(50) = NULL
AS
IF @LastName IS NULL
SELECT * from HumanResources.Employee
ELSE
SELECT c.LastName,c.FirstName,e.*
from Person.Contact c
INNER JOIN HumanResources.Employee e
ON c.ContactID = e.ContactID
WHERE c.LastName LIKE @LastName + '%'
EXEC spEmployee
BEGIN TRY
CREATE TABLE OurIFTest
(
COL INT PRIMARY KEY
)
END TRY
BEGIN CATCH
DECLARE @MyOutParameter int
IF ERROR_NUMBER() = 2714
BEGIN
PRINT 'WARNING SHIPPING CREATE AS TABLE ALREADY EXISTS'
EXEC dbo.uspLogError @ErrorLogID = @MyOutParameter OUTPUT
PRINT 'A ERROR WAS LOGGED.THE ERROR ID WAS ' + CAST(@MyOutParameter AS VARCHAR)
END
ELSE
RAISERROR('SOMETHINGS NOT GOOD HAPPENED THIS AROUND',16,1)
END CATCH
DROP TABLE OurIFTest
CREATE TABLE OurIFTest
(
COL INT PRIMARY KEY
)
IF @@ERROR != 0
PRINT 'PROBLEM'
ELSE
PRINT 'EVERYTHING ID OK !'
CREATE PROC spTestRETURN
AS
DECLARE @MyMessage varchar(50)
DECLARE @MyOtherMessage varchar(50)
SELECT @MyMessage = 'HI,IT''S THAT LINE BEFOR THE RETURN'
PRINT @MyMessage
RETURN
SELECT @MyOtherMessage = 'SORRY,BUT WE WON''T GET THIS FAR'
RETURN @MyOtherMessage
RETURN
ALTER PROC spTestRETURN
AS
DECLARE @MyMessage varchar(50)
DECLARE @MyOtherMessage varchar(50)
SELECT @MyMessage = 'HI,IT''S THAT LINE BEFOR THE RETURN'
PRINT @MyMessage
RETURN 100
SELECT @MyOtherMessage = 'SORRY,BUT WE WON''T GET THIS FAR'
PRINT @MyOtherMessage
RETURN
DECLARE @ReturnVal int
EXEC @ReturnVal = spTestRETURN
SELECT @ReturnVal
DECLARE @Error int
INSERT INTO Sales.Individual
(CustomerID,ContactID)
VALUES
(0,0)
SELECT @Error = @@ERROR
PRINT ''
PRINT 'THE VALUE OF ERROR IS ' + CONVERT(VARCHAR,@Error)
PRINT 'THE VALUE OF @@ERROR IS ' + CONVERT(VARCHAR
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<%
Dim Fy_Url,Fy_a,Fy_x,Fy_Cs(),Fy_Cl,Fy_Ts,Fy_Zx
'---定义部份 头------
Fy_Cl = 1 '处理方式:1=提示信息,2=转向页面,3=先提示再转向
Fy_Zx = "Error.Asp" '出错时转向的页面
'---定义部份 尾------
On Error Resume Next
Fy_Url=Request.ServerVariables("QUER ......
摘要
对于SQL Server中的约束,想必大家并不是很陌生。但是约束中真正的内涵是什么,并不是很多人都很清楚的。本文以详细的文字来介绍了什么是约束,以及如何在数据库编程中应用和使用这些约束,来达到更好的编程效果。(本文部分内容参考了SQL Server联机手册)
内容
数据完整性分类
实体完整性
&nb ......
今天在网上上看见一篇“将SQL查询结果转化为pojo对象的”博客,博主自定义做了一个类如下:
import java.lang.reflect.Field;
import java.util.List;
import org.hibernate.HibernateException;
import org.hibernate.property.ChainedPropertyAccessor;&n ......
摘自http://hi.baidu.com/dusongw/blog/item/4090493d6ec0cdee3d6d97a6.html
我将以“办公自动化”系统为例,探讨如何在有着1000万条数据的MS SQL SERVER数据库中实现快速的数据提取和数据分页。以下代码说明了我们实例中数据库的“红头文件”一表的部分数据结构:
CREATE TABL ......