?

　一、DB2 

　　Class.forName("Com.ibm.db2.jdbc.net.DB2Driver"); 

　　String url="jdbc:db2://dburl:port/DBname" 

　　cn = DriverManager.getConnection( url, userName, password ); 

　　二、Microsoft SQLServer(microsoft) 

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

　　cn = DriverManager.getConnection( "jdbc:microsoft:sqlserver://DBServerIP:1433;

databaseName=master", userName, password ); 

　　三、Sybase(jconn2.jar) 

　　Class.forName( "com.sybase.jdbc2.jdbc.SybDriver" ); 

　　cn = DriverManager.getConnection( "jdbc:sybase:Tds:DBServerIP:2638", userName, password); 

　　四、MySQL(mm.mysql-3.0.2-bin.jar) 

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

　　cn = DriverManager.getConnection( "jdbc:mysql://DBServerIP:3306/myDatabaseName",?

userName, password ); 

　　五、PostgreSQL(pgjdbc2.jar) 

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

　　cn = DriverManager.getConnection( "jdbc:postgresql://DBServerIP/myDatabaseName",?

userName,password ); 

　　六、Oracle(classes12.jar) 

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

　　cn = DriverManager.getConnection( "jdbc:oracle:thin:@MyDbComputerNameOrIP:1521:ORCL",

 userName, password ); 

　　七、ODBC 

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

　　Connection cn = DriverManager.getConnection( "jdbc:odbc:" + sDsn, userName, password );