plsql 查询正在执行的sql

 select a.program, b.spid, c.sql_text

           from v$session a, v$process b, v$sqlarea c

          where a.paddr = b.ADDR

            and a.SQL_hash_value = c.hash_value

            and a.username is not null
            and a.program='plsqldev.exe'

 oracle 查询被锁资源

select sid,serial#,username,osuser from v$session where sid in (select session_id from v$locked_object);

select b.owner,b.object_name,a.session_id,a.locked_mode from v$locked_object a,dba_objects b where b.object_id = a.object_id;

alter system kill session '397,55545'