Java中调用SQL Server存储过程示例
来源:网络 更新时间:2014-12-16
最近做了个Java的小项目(第一次写Java的项目哦),到网上搜索了半天,找到了一个比较好点的调用存储过程的例子,而且网上普遍采用的都是setXXX((intparameterIndex,XXXx)的形式。这种形式感觉不是很直观,下面就发布一个完整的采用setXXX(StringparameterName,XXXx)的编写方法。创建数据表,存储过程的代码都完整发布。
创建表:
CREATE TABLE [BookUser] (
[UserID] [int] IDENTITY (1, 1) NOT NULL ,
[UserName] [varchar] (50) COLLATE Chinese_PRC_CI_AS NOT NULL ,
[Title] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NOT NULL ,
[Guid] [uniqueidentifier] NOT NULL CONSTRAINT [DF_BookUser_Guid] DEFAULT (newid()),
[BirthDate] [datetime] NOT NULL ,
[Description] [ntext] COLLATE Chinese_PRC_CI_AS NOT NULL ,
[Photo] [image] NULL ,
[Other] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL CONSTRAINT
[DF_BookUser_Other] DEFAULT ('默认值'),
CONSTRAINT [PK_BookUser] PRIMARY KEY CLUSTERED
(
[UserID]
) ON [PRIMARY]
) ON [PRIMARY] TEXTIMAGE_ON [PRIMARY]
GO
创建存储过程:
CREATE PROCEDURE InsertUser
@UserName varchar(50),
@Title varchar(255),
@Guid uniqueidentifier,
@BirthDate DateTime,
@Description ntext,
@Photo image,
@Other nvarchar(50),
@UserID int output
As
Set NOCOUNT ON
If Exists (select UserID from BookUser Where UserName = @UserName)
RETURN 0
ELSE
Begin
INSERT INTO BookUser (UserName,Title,Guid,BirthDate,Description,Photo,Other) VALUES(@UserName,@Title,@Guid,@BirthDate,@Description,@Photo,@Other)
SET @UserID = @@IDENTITY
RETURN 1
End
GO
JSP代码:
<%@pagelanguage="java"contentType="text/html;charset=UTF-8"pageEncoding="UTF-8"%>
<%@pageimport="java.sql.*"%>
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<htmlXMLns="http://www.w3.org/1999/xhtml">
<head>
</head>
<body>
<%
//注意:下面的连接方法采用最新的SQLServer的JDBC,
//请到http://msdn2.microsoft.com/zh-cn/data/aa937724.ASPx下载
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
Stringurl="jdbc:sqlserver://localhost:1433;databaseName=Book;user=sa;password=";
Stringsql="{?=callInsertUser(?,?,?,?,?,?,?,?)}";
Connectioncn=null;
CallableStatementcmd=null;
try
{
cn=DriverManager.getConnection(url);
cmd=cn.prepareCall(sql);
java.util.UUIDGuid=java.util.UUID.randomUUID();
StringFilePath=application.getRealPath("") "\test\logo.gif";
java.io.FileInputStreamf=newjava.io.FileInputStream(FilePath);
DaterightNow=Date.valueOf("2007-9-9");
cmd.setString("UserName","mengxianhui");//注意修改这里,存储过程验证了UserName的唯一性。
cmd.setString("Title","孟宪会");
cmd.setString("Guid",Guid.toString());
cmd.setString("BirthDate","2007-9-9");
cmd.setDate("BirthDate",rightNow);
cmd.setString("Description","【孟子E章】");
cmd.setBinaryStream("Photo",f,f.available());
cmd.setString("Other",null);
cmd.reGISterOutParameter(1,java.sql.Types.INTEGER);