dbconfig.properties
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/数据库名
jdbc.username=root
jdbc.password=123456
orcl.driver=oracle.jdbc.OracleDriver
orcl.url=jdbc:oracle:thin:@localhost:1521:orcl
orcl.username=scott
orcl.password=123456