1、是否開啓審計功能查詢
show parameter audit
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
audit_file_dest string /home/oracle/app/oracle/admin/
orcl/adump
audit_sys_operations boolean FALSE
audit_syslog_level string
audit_trail string DB
解釋:false表示沒有開啓
2、開啓審計功能
SQL> alter system set audit_sys_operations=TRUE scope=spfile;
SQL> alter system set audit_trail=db,extended scope=spfile;
注:開啓之後需要重啓數據庫