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使用Java程序連接各種數據庫的方法介紹

   1、Oracle8/8i/9i數據庫(thin模式)

  Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();

  String url="jdbc:oracle:thin:@localhost:1521:orcl"; //orcl為數據庫的SID

  String user="test";

  String password="test";

  Connection conn= DriverManager.getConnection(url,user,password);

  2、DB2數據庫

  Class.forName("com.ibm.db2.jdbc.app.DB2Driver ").newInstance();

  String url="jdbc:db2://localhost:5000/sample"; //sample為你的數據庫名

  String user="admin";

  String password="";

  Connection conn= DriverManager.getConnection(url,user,password);

  3、SQL Server7.0/2000數據庫

  Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();

  String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=mydb";

  //mydb為數據庫

  String user="sa";

  String password="";

  Connection conn= DriverManager.getConnection(url,user,password);

  4、Sybase數據庫

  Class.forName("com.sybase.jdbc.SybDriver").newInstance();

  String url =" jdbc:sybase:Tds:localhost:5007/myDB";//myDB為你的數據庫名

  Properties sysProps = System.getProperties();

  SysProps.put("user","userid");

  SysProps.put("password","user_password");

  Connection conn= DriverManager.getConnection(url, SysProps);

  5、Informix數據庫

  Class.forName("com.informix.jdbc.IfxDriver").newInstance();

  String url = "jdbc:informix-sqli://123.45.67.89:1533/myDB:INFORMIXSERVER=myserver;

  user=testuser;password=testpassword"; //myDB為數據庫名

  Connection conn= DriverManager.getConnection(url);

  6、MySQL數據庫

  Class.forName("org.gjt.mm.mysql.Driver").newInstance();

  //或者Class.forName("com.mysql.jdbc.Driver");

  String url ="jdbc:mysql://localhost/myDB?

  user=soft&password=soft1234&useUnicode=true&characterEncoding=8859_1"

  //myDB為數據庫名

  Connection conn= DriverManager.getConnection(url);

  7、PostgreSQL數據庫

  Class.forName("org.postgresql.Driver").newInstance();

  String url ="jdbc:postgresql://localhost/myDB" //myDB為數據庫名

  String user="myuser";

  String password="mypassword";

  Connection conn= DriverManager.getConnection(url,user,password);

  8、access數據庫直連用ODBC的

  Class.forName("sun.jdbc.odbc.JdbcOdbcDriver") ;

  String url="jdbc:odbc:Driver={MicroSoft Access Driver

  (*.mdb)};DBQ="+application.getRealPath("/Data/ReportDemo.mdb");

  Connection conn = DriverManager.getConnection(url,"","");

  Statement stmtNew=conn.createStatement() ;

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