（转）oracle 查看数据库连接备忘

oracle 查看数据库连接备忘

Java代码 

1. select count(*) from v$session where username is not null order by machine;  
2. select * from v$session where username is not null order by machine;  
3. select count(*) from v$session where username is not null and machine='test1' order by machine ;  
4. select count(*) from v$session where username is not null and machine='localhost.localdomain' order by machine ;  
5. select * from v$process where username is not null ;  
6. select * from V$SHARED_SERVER_MONITOR ;  
7. SELECT * FROM v$open_cursor;  
8. SELECT sql_text,COUNT(*) FROM v$sql s , v$session se WHERE se.prev_hash_value =s.hash_value GROUP BY sql_text;