1.MySQL(http://www.mysql.com)mm.mysql-2.0.2-bin.jar Class.forName("org.gjt.mm.mysql.Driver"); cn=DriverManager.getConnection("jdbc:mysql://MyDbComputerNameOrIP:3306/myDatabaseName",sUsr,sPwd); 2.PostgreSQL(http://www.de.postgresql.org)pgjdbc2.jar Class.forName("org.postgresql.Driver"); cn=DriverManager.getConnection("jdbc:postgresql://MyDbComputerNameOrIP/myDatabaseName",sUsr,sPwd); 3.Oracle(http://www.oracle.com/ip/deploy/database/oracle9i/)classes12.zip Class.forName("oracle.jdbc.driver.OracleDriver"); cn=DriverManager.getConnection("jdbc:oracle:thin:@MyDbComputerNameOrIP:1521:ORCL",sUsr,sPwd); 4.Sybase(http://jtds.sourceforge.net)jconn2.jar Class.forName("com.sybase.jdbc2.jdbc.SybDriver"); cn=DriverManager.getConnection("jdbc:sybase:Tds:MyDbComputerNameOrIP:2638",sUsr,sPwd); //(Default-Username/Password:"dba"/"sql") 5.MicrosoftSQLServer(http://jtds.sourceforge.net) Class.forName("net.sourceforge.jtds.jdbc.Driver"); cn=DriverManager.getConnection("jdbc:jtds:sqlserver://MyDbComputerNameOrIP:1433/master",sUsr,sPwd); 6.MicrosoftSQLServer(http://www.microsoft.com) Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver"); cn=DriverManager.getConnection("jdbc:microsoft:sqlserver://MyDbComputerNameOrIP:1433;databaseName=master",sUsr,sPwd); 7.ODBC Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connectioncn=DriverManager.getConnection("jdbc:odbc:"+sDsn,sUsr,sPwd); 8.DB2 Class.forName("Com.ibm.db2.jdbc.net.DB2Driver"); Stringurl="jdbc:db2://192.9.200.108:6789/SAMPLE" cn=DriverManager.getConnection(url,sUsr,sPwd);