DB Wiki

select VALUE from V$OPTION 
where PARAMETER='Unified Auditing';

• Shutdown Database
• cd $ORACLE_HOME/rdbms/lib
• make -f ins_rdbms.mk uniaud_on ioracle
• set AUDIT_TRAIL = NONE, otherwise both auditing mechanisms will run concurrently
• Start Database

Records are written to the SGA queues and then periodically written to tables in the AUDSYS schema. If it is required that the audit details are immediately written to the tables then …

BEGIN
 DBMS_AUDIT_MGMT.SET_AUDIT_TRAIL_PROPERTY (
  DBMS_AUDIT_MGMT.AUDIT_TRAIL_UNIFIED,
  DBMS_AUDIT_MGMT.AUDIT_TRAIL_WRITE_MODE,
  DBMS_AUDIT_MGMT.AUDIT_TRAIL_IMMEDIATE_WRITE);
END;

When the database is in READ ONLY mode then audit records are written to …
$ORACLE_BASE/audit/$ORACLE_SID directory
These files can then be later loaded into the database by …

BEGIN
 DBMS_AUDIT_MGMT.LOAD_UNIFIED_AUDIT_FILES;
END;