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java连接sql server 2008数据库代码

  • 时间:2021-06-21 23:48 编辑: 来源: 阅读:
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摘要:java连接sql server 2008数据库代码
Java连接SQLServer 2008数据库的步骤: 1.到微软官方下载jdbc 并解压,得到sqljdbc.jar和sqljdbc4.jar,由于使用的是JDK1.7,所以使用sqljdbc4.jar, 2.复制文件sqljdbc4.jar到jdk目录jdk1.7.0jrelibext下。 配置系统变量classpath 变量路径 D:Javajdk1.7.0jrelibextsqljdbc4.jar 测试程序:
[u]复制代码[/u] 代码如下:
 import java.sql.*;  public class T1{        public static void main(String []args)      {                                   try{                                                                           Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");                                          System.out.println("成功加载SQL驱动程序");                                        }                                   catch(Exception e){           System.out.println("找不到SQL驱动程序");                                                                       }                                  System.out.println("hello huuuu!!");                             } }
  3.开始-〉程序-〉sql  server  2008-〉配置工具-〉SQL Server Configuration Manager。启动sql  2008服务。点击  sql  server2008网络配置节点,并选中”SQLserver的协议“节点。 启用tcp/ip协议,将IP地址中的IPALL TCP端口设置为1433,然后到服务中重启 SQLServer(很重要啊。。。)。 测试程序:
[u]复制代码[/u] 代码如下:
import java.sql.*; public class T2{      public static void main(String []args)      {                               try{                                                                             Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");                                                                               System.out.println("成功加载SQL驱动程序");                                  }                                   catch(Exception e){             System.out.println("找不到SQL驱动程序");                                                                       }                                                                try{                                                                            Connectioncon=DriverManager.getConnection"jdbc:sqlserver://localhost:1433;                DatabaseName=SQLTest",         "sa","123");                                                                                                                                                                                                                                                                                                  Statement stmt = con.createStatement();                                                                                                                           System.out.println("数据库连接成功");                                        }                                      catch(Exception e){                                                                                                         System.out.println("数据库连接失败");                                                                                                                                                }                             } }
注意上述程序中的DatabaseName,需要先在数据库中创建名为SQLTest的数据库。然后再开始连接。 好了,经过上述的配置和测试,以后就可以用Java对数据库进行操作。
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