以下內容來自互聯網

1. MySQL(http://www.mysql.com) mysql-connector-java-2.0.14-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. Microsoft SQLServer(http://jtds.sourceforge.net) ;
??Class.forName( "net.sourceforge.jtds.jdbc.Driver" );
??cn = DriverManager.getConnection( "jdbc:jtds:sqlserver://MyDbComputerNameOrIP:1433/master", sUsr, sPwd );
6. Microsoft SQLServer(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" );
??Connection cn = DriverManager.getConnection( "jdbc:odbc:" + sDsn, sUsr, sPwd );
8.DB2 Class.forName("com.ibm.db2.jdbc.net.DB2Driver");
??String url="jdbc:db2://192.9.200.108:6789/SAMPLE"
??cn = DriverManager.getConnection( url, sUsr, sPwd );
9.access由于access并不是作為一項服務運行，所以url的方法對他不適用。access可以通過odbc，也可以通過服務器映射路徑的形式找到.mdb文件,參見http://rmijdbc.objectweb.org/Access/access.html