Database Vault enable ALTER SYSTEM

# enable alter system

connect dvowner
BEGIN
DVSYS.DBMS_MACADM.UPDATE_COMMAND_RULE(
command => 'ALTER SYSTEM',
rule_set_name => 'Allow System Parameters',
object_owner => '%',
object_name => '%',
enabled => 'N');
END;
/

# disable alter system

connect dvowner
BEGIN
DVSYS.DBMS_MACADM.UPDATE_COMMAND_RULE(
command => 'ALTER SYSTEM',
rule_set_name => 'Allow System Parameters',
object_owner => '%',
object_name => '%',
enabled => 'Y');
END;
/