Explanation/Reference:
Explanation:
DBMS_FGA.ADD_POLICY(object_schema => 'hr',object_name => 'emp',policy_name =>
'chk_hr_emp',audit_condition => 'dept = "SALES" ',audit_column => 'salary'statement_types =>
'insert,update,delete,select');
Default value for statement_types is SELECT
Setting audit_trail to DBMS_FGA.DB sends the audit trail to the SYS.FGA_LOG$ table in the database

and omits SQL Text and SQL Bind.
Setting audit_trail to DBMS_FGA.DB+EXTENDED sends the audit trail to the SYS.FGA_LOG$ table in

the database and includes SQL Text and SQL Bind.
Setting audit_trail to DBMS_FGA.XML writes the audit trail in XML files sent to the operating system

and omits SQL Text and SQL Bind.
Setting audit_trail to DBMS_FGA.XML+EXTENDED writes the audit trail in XML files sent to the

operating system and includes SQL Text and SQL Bind.
Default value fo audit_trail parameter in DBMS_FGA.ADD_POLICY is DB+EXTENDED