ⓐ Oracle
 oracle.jdbc.driver.OracleDriver

 jdbc:oracle:thin:@hostname:port:SID

 String url = "jdbc:oracle:thin:@localhost:1521:ORA8";

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

 
ⓑ mssql
 com.jk.jdbc.Driver

 jdbc:jk://hostname:port/database=db_name

 String url="jdbc:jk://localhost:1433/database=CRM";

 Class.forName("com.jk.jdbc.Driver“);

 
ⓒ mysql
 orj.gjt.mm.mysql.Driver

 jdbc:mysql://db_url:port/db_name
 

 String url = "jdbc:mysql://localhost:3306/CRM";

 Class.forName("orj.gjt.mm.mysql.Driver“);

 
ⓓ sybase
 com.sybase.jdbc2.jdbc.SybDriver

 jdbc:sybase:Tds:db_url:port/db_name

 String url = "jdbc:sybase:Tds:localhost:3344/CRM";

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

ⓔ db2
 COM.ibm.db2.jdbc.app.DB2Driver

 jdbc:db2://172.58.654.356:port/db_name

 String url = "jdbc:db2://localhost:9010/CRM";

 Class.forName("COM.ibm.db2.jdbc.app.DB2Driver“);

 
ⓕ postgresql
 7.0 version : org.postgresql.Driver

 6.5 version : postgresql.Driver

 jdbc:postgresql:db_name

 jdbc:postgresql://host/db_name

 jdbc:postgresql://host:port/db_name

 String url = "jdbc:postgresql://localhost:5432/CRM";

 Class.forName("org.postgresql.Driver“); -> version 7.0

 Class.forName("postgresql.Driver“); -> version 6.5

ⓖ informix
 com.informix.jdbc.IfxDriver

 jdbc:informix-sqli://hostname:port/db_name:INFORMIXSERVER=server_name:user=user_name:password=user_pwd

 String url = "jdbc:informix-sqli://localhost:2020/CRMl:INFORMIXSERVER=mydb:user=sys:password=pass";

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

 
ⓗ odbc brigde
 sun.jdbc.odbc.JdbcOdbcDriver
 jdbc:odbc:source-name

 String url = "jdbc:odbc:CRM";

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

ⓘ teradata

 com.ncr.teradata.TeraDriver

 jdbc:teradata://host:port/gateway/tmode=default