常用数据库JDBC连接写法大全

　　1. mysql(https://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(https://www.de.postgresql.org)pgjdbc2.jar

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

　　cn = DriverManager.getConnection( "jdbc:postgresql://MyDbComputerNameOrIP/myDatabaseName", sUsr, sPwd );

　　3. oracle(https://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(https://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(https://jtds.sourceforge.net)

　　Class.forName( "net.sourceforge.jtds.jdbc.Driver" );

　　cn = DriverManager.getConnection( "jdbc:jtds:sqlserver://MyDbComputerNameOrIP:1433/master", sUsr, sPwd );

　　6. Microsoft SQLServer(https://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 );