fix(backoffice): support VPD policy notes on Smilegate schema

sql/adb/71_sg_identity_administration.sql

@@ -130,6 +130,21 @@ begin
   )');
   create_if_missing('create sequence sg_permission_seq start with 1 increment by 1 nocache');
   create_if_missing('create sequence sg_permission_rule_seq start with 1 increment by 1 nocache');
+  create_if_missing('create table sg_vpd_policy_note (
+    object_owner varchar2(128) not null,
+    object_name varchar2(128) not null,
+    policy_name varchar2(128) not null,
+    description varchar2(2000),
+    updated_at timestamp default systimestamp not null,
+    constraint sg_vpd_policy_note_pk primary key (object_owner, object_name, policy_name)
+  )');
+  create_if_missing('create table sg_vpd_filter_note (
+    function_owner varchar2(128) not null,
+    function_name varchar2(128) not null,
+    description varchar2(2000),
+    updated_at timestamp default systimestamp not null,
+    constraint sg_vpd_filter_note_pk primary key (function_owner, function_name)
+  )');
 end;
 /
 
@@ -191,6 +206,10 @@ create or replace view cb_permission_rule as
 select rule_id, perm_id, rule_column, rule_type, rule_value from sg_permission_rule;
 create or replace view cb_permission_column as
 select permission_id, column_name from sg_permission_column;
+create or replace view cb_vpd_policy_note as
+select object_owner, object_name, policy_name, description, updated_at from sg_vpd_policy_note;
+create or replace view cb_vpd_filter_note as
+select function_owner, function_name, description, updated_at from sg_vpd_filter_note;
 
 -- PoC administrator access: both demo operators can manage and query every
 -- Smilegate game-data object registered in SGMP_POC.