2026-05-02 08:01:58

bulk_operations/backup_RANDOM_DATA_LOAD.sh

@@ -0,0 +1,2 @@
+expdp userid="'/ as sysdba'" dumpfile=MY:RANDOM_DATA_LOAD.dmp logfile=MY:exp_RANDOM_DATA_LOAD.log tables=SAMPLE.RANDOM_DATA_LOAD consistent=Y
+

bulk_operations/bulk_operations.md

@@ -153,3 +153,50 @@ Instance       Id time             value       cost      #Ex     #EOF       gets
 NABOOPRD        5 01/05 16:18 1336456799      18858        1        1   12562664    12562664           0      25260      91    51      0       0     197    4089976
 ```
 
+
+```sql
+var my_action VARCHAR2(30);
+exec :my_action:='bulk insert';
+
+@login
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => :my_action); 
+DECLARE
+    -- Configuration
+    v_start_val INTEGER := 20000000;
+    v_count     INTEGER := 10000000;
+
+    -- Define the collection type
+    TYPE t_int_tab IS TABLE OF INTEGER INDEX BY PLS_INTEGER;
+    v_numbers t_int_tab;
+BEGIN
+    -- 1. Manual Loop to populate the variable
+    -- This replaces the "BULK COLLECT" step with procedural logic
+    FOR i IN 1 .. v_count LOOP
+        v_numbers(i) := v_start_val + (i - 1);
+    END LOOP;
+    FORALL i IN 1..v_numbers.COUNT INSERT INTO SAMPLE.RANDOM_DATA_LOAD VALUES(v_numbers(i),'bulk insert',sysdate);
+    commit;
+END;
+/
+
+select sysdate from dual;
+```
+
+```
+SQL_TEXT
+-------------------------------------------------------------------------
+INSERT INTO SAMPLE.RANDOM_DATA_LOAD VALUES(:B1 ,'bulk insert',SYSDATE)
+
+                                                                                                                   Elapsed   CPU     IO
+                  End               Plan                                              Buffer                           time  time   time
+             Snap snaphot           hash  0ptimizer                       Buffer        gets SQL               Disk   /exec /exec  /exec    Elig   Inter
+Instance       Id time             value       cost      #Ex     #EOF       gets       /exec Prof     Px      reads   (sec) (sec)  (sec)      Mb      Mb      #Rows
+-------- -------- ----------- ---------- ---------- -------- -------- ---------- ----------- ---- ------ ---------- ------- ----- ------ ------- ------- ----------
+NABOOPRD       21 02/05 09:53          0          1        1        1     918750      918750           0          2      72    15      0       0       0   10000000
+```
+
+
+
+

bulk_operations/restore_RANDOM_DATA_LOAD.sh

@@ -0,0 +1,2 @@
+impdp userid="'/ as sysdba'" dumpfile=MY:RANDOM_DATA_LOAD.dmp logfile=MY:imp_RANDOM_DATA_LOAD.log tables=SAMPLE.RANDOM_DATA_LOAD TABLE_EXISTS_ACTION=replace
+

bulk_operations/run1.sql

@@ -0,0 +1,28 @@
+var my_action VARCHAR2(30);
+exec :my_action:='bulk delete';
+
+@login
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => :my_action); 
+
+DECLARE
+  TYPE id_col_table_type IS TABLE OF SAMPLE.RANDOM_DATA_LOAD.id_col%TYPE;
+  id_col_table id_col_table_type;
+
+BEGIN
+  -- Retrieve data to be deleted in bulk
+  SELECT id_col BULK COLLECT INTO id_col_table FROM SAMPLE.RANDOM_DATA_LOAD WHERE date_col <= date'2022-06-15';
+
+  -- Perform bulk delete
+  FORALL i IN 1..id_col_table.COUNT
+    DELETE FROM SAMPLE.RANDOM_DATA_LOAD WHERE id_col = id_col_table(i);
+
+  COMMIT;
+END;
+/
+
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => NULL);
+

bulk_operations/run2.sql

@@ -0,0 +1,14 @@
+var my_action VARCHAR2(30);
+exec :my_action:='classic delete 1';
+
+@login
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => :my_action); 
+
+delete from SAMPLE.RANDOM_DATA_LOAD where id_col in (select id_col from SAMPLE.RANDOM_DATA_LOAD WHERE date_col <= date'2022-06-15');
+
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => NULL);
+

bulk_operations/run3.sql

@@ -0,0 +1,14 @@
+var my_action VARCHAR2(30);
+exec :my_action:='classic delete 2';
+
+@login
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => :my_action); 
+
+delete from SAMPLE.RANDOM_DATA_LOAD where date_col <= date'2022-06-15';
+
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => NULL);
+

bulk_operations/run4.sql

@@ -0,0 +1,28 @@
+var my_action VARCHAR2(30);
+exec :my_action:='bulk insert';
+
+@login
+select sysdate from dual;
+
+exec DBMS_APPLICATION_INFO.SET_ACTION (action_name => :my_action); 
+DECLARE
+    -- Configuration
+    v_start_val INTEGER := 20000000;
+    v_count     INTEGER := 10000000;
+
+    -- Define the collection type
+    TYPE t_int_tab IS TABLE OF INTEGER INDEX BY PLS_INTEGER;
+    v_numbers t_int_tab;
+BEGIN
+    -- 1. Manual Loop to populate the variable
+    -- This replaces the "BULK COLLECT" step with procedural logic
+    FOR i IN 1 .. v_count LOOP
+        v_numbers(i) := v_start_val + (i - 1);
+    END LOOP;
+    FORALL i IN 1..v_numbers.COUNT INSERT INTO SAMPLE.RANDOM_DATA_LOAD VALUES(v_numbers(i),'bulk insert',sysdate);
+    commit;
+END;
+/
+
+select sysdate from dual;
+