oracle 连接问题

Question

java.sql.SQLException: Listener refused the connection with the following error:

ORA-12505, TNS:listener does not currently know of SID given in connect descriptor

Answer 1

你这应该是Oracle监听程序有点问题了，先看看你的Oracle数据库能不能连接上

Answer 2

可以连接

Answer 3

你连接的数据库的sidp写正确了没

Answer 4

成功了  快疯了

Answer 5

你Oracle数据库安装成功没