JDBC连接不同数据库的总结
1.Oracle
  driver=oracle.jdbc.OracleDriver
  url=jdbc\:oracle\:thin\:@127.0.0.1\:1521\:name
  user=scott
  password=tiger
2.Mysql
  driver=com.mysql.jdbc.Driver
  url=jdbc:mysql://localhost:3306/java
  user=root
  password=root
3.SqlServer
  driver=com.microsoft.sqlserver.jdbc.SQLServerDriver
  url=jdbc:sqlserver://127.0.0.1:1433;databaseName=mydb
  user=sa
  password=sa