Auditing is disabled by default, but can enable by setting the AUDIT_TRAIL static parameter, which has the following allowed values. AUDIT_TRAIL = { none | os | db | db_extended | xml | xml_extended } The following list provides a description of each setting: none or false - Auditing is disabled. db or true - Auditing is enabled, with all audit records stored in the database audit trial (SYS.AUD$). db_extended - As db, but the SQL_BIND and SQL_TEXT columns are also populated. xml - Auditing is enabled, with all audit records stored as XML format OS files. Xml_extended - As xml, but the SQL_BIND and SQL_TEXT columns are also populated. os - Auditing is enabled, with all audit records directed to the operating system's audit trail. The AUDIT_SYS_OPERATIONS static parameter enables or disables the auditing of operations issued by users connecting with SYSDBA or SYSOPER privileges, including the SYS user. All audit records are written to the ...