diff --git a/database/jobs/core_purge_logs.sql b/database/jobs/core_purge_logs.sql
index 1e515d7..cbe4b21 100644
--- a/database/jobs/core_purge_logs.sql
+++ b/database/jobs/core_purge_logs.sql
@@ -2,6 +2,10 @@ DECLARE
     in_job_name             CONSTANT VARCHAR2(30)   := 'CORE_PURGE_LOGS';
     in_run_immediatelly     CONSTANT BOOLEAN        := FALSE;
 BEGIN
+    DBMS_OUTPUT.PUT_LINE('--');
+    DBMS_OUTPUT.PUT_LINE('-- JOB ' || UPPER(in_job_name));
+    DBMS_OUTPUT.PUT_LINE('--');
+    --
     BEGIN
         DBMS_SCHEDULER.DROP_JOB(in_job_name, TRUE);
     EXCEPTION
diff --git a/database/jobs/core_refresh_mviews.sql b/database/jobs/core_refresh_mviews.sql
index bd32680..838ade0 100644
--- a/database/jobs/core_refresh_mviews.sql
+++ b/database/jobs/core_refresh_mviews.sql
@@ -2,6 +2,10 @@ DECLARE
     in_job_name             CONSTANT VARCHAR2(30)   := 'CORE_REFRESH_MVIEWS';
     in_run_immediatelly     CONSTANT BOOLEAN        := FALSE;
 BEGIN
+    DBMS_OUTPUT.PUT_LINE('--');
+    DBMS_OUTPUT.PUT_LINE('-- JOB ' || UPPER(in_job_name));
+    DBMS_OUTPUT.PUT_LINE('--');
+    --
     BEGIN
         DBMS_SCHEDULER.DROP_JOB(in_job_name, TRUE);
     EXCEPTION
diff --git a/database/jobs/core_sync_logs.sql b/database/jobs/core_sync_logs.sql
index f8d027a..dbe1093 100644
--- a/database/jobs/core_sync_logs.sql
+++ b/database/jobs/core_sync_logs.sql
@@ -2,6 +2,10 @@ DECLARE
     in_job_name             CONSTANT VARCHAR2(30)   := 'CORE_SYNC_LOGS';
     in_run_immediatelly     CONSTANT BOOLEAN        := FALSE;
 BEGIN
+    DBMS_OUTPUT.PUT_LINE('--');
+    DBMS_OUTPUT.PUT_LINE('-- JOB ' || UPPER(in_job_name));
+    DBMS_OUTPUT.PUT_LINE('--');
+    --
     BEGIN
         DBMS_SCHEDULER.DROP_JOB(in_job_name, TRUE);
     EXCEPTION
diff --git a/database/mviews/nav_availability_mvw.sql b/database/mviews/nav_availability_mvw.sql
index a11c04b..41c7ef5 100644
--- a/database/mviews/nav_availability_mvw.sql
+++ b/database/mviews/nav_availability_mvw.sql
@@ -1,4 +1,14 @@
--- DROP MATERIALIZED VIEW nav_availability_mvw;
+BEGIN
+    DBMS_UTILITY.EXEC_DDL_STATEMENT('DROP MATERIALIZED VIEW NAV_AVAILABILITY_MVW');
+    DBMS_OUTPUT.PUT_LINE('--');
+    DBMS_OUTPUT.PUT_LINE('-- MATERIALIZED VIEW NAV_AVAILABILITY_MVW DROPPED');
+    DBMS_OUTPUT.PUT_LINE('--');
+EXCEPTION
+WHEN OTHERS THEN
+    NULL;
+END;
+/
+--
 CREATE MATERIALIZED VIEW nav_availability_mvw
 BUILD DEFERRED
 REFRESH COMPLETE ON DEMAND
diff --git a/database/mviews/nav_overview_mvw.sql b/database/mviews/nav_overview_mvw.sql
index f4b614a..6e6c9d3 100644
--- a/database/mviews/nav_overview_mvw.sql
+++ b/database/mviews/nav_overview_mvw.sql
@@ -1,4 +1,14 @@
--- DROP MATERIALIZED VIEW nav_overview_mvw;
+BEGIN
+    DBMS_UTILITY.EXEC_DDL_STATEMENT('DROP MATERIALIZED VIEW NAV_OVERVIEW_MVW');
+    DBMS_OUTPUT.PUT_LINE('--');
+    DBMS_OUTPUT.PUT_LINE('-- MATERIALIZED VIEW NAV_OVERVIEW_MVW DROPPED');
+    DBMS_OUTPUT.PUT_LINE('--');
+EXCEPTION
+WHEN OTHERS THEN
+    NULL;
+END;
+/
+--
 CREATE MATERIALIZED VIEW nav_overview_mvw
 BUILD DEFERRED
 REFRESH COMPLETE ON DEMAND