文档解释 ORA-12721: operation cannot execute when other sessions are active Cause: This command can only be run when there a
ORA-12721: operation cannot execute when other sessions are active
Cause: This command can only be run when there are no other sessions active
Action: Ensure there are no other connections to the database
ORA-12721错误表明当使用异步I/O系统调用时，执行此操作时存在其他会话。
SELECT s.sid, s.serial#, s.username
FROM v$session s, v$process p
WHERE s.paddr = p.addr
ORDER BY s.sid;
--结束END--
本文标题: ORA-12721: operation cannot execute when other sessions are active ORACLE 报错 故障修复 远程处理
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