Unable to delete data from a partition

Question

Hi,
Unable to delete data from a partition
I am using the command as:
ALTER TABLE TEST DROP PARTITION DATE_20090820090000
Its giving 0 rows deleted.Bu there are 200 rows for the Partition.
The partition is getting deleted but the data remains.
I want a command where the data in the partition also to be deleted along with partition.
Any help will be needful for me

Answer 1

SQL> CREATE TABLE range_part (
prof_history_id NUMBER(10),
person_id NUMBER(10) NOT NULL,
organization_id NUMBER(10) NOT NULL,
record_date DATE NOT NULL)
PARTITION BY RANGE (record_date) (
PARTITION yr0 VALUES LESS THAN (TO_DATE('01-JAN-2007','DD-MON-YYYY'))
PARTITION yr7 VALUES LESS THAN (TO_DATE('01-JAN-2008','DD-MON-YYYY'))
PARTITION yr8 VALUES LESS THAN (TO_DATE('01-JAN-2009','DD-MON-YYYY'))
PARTITION yr9 VALUES LESS THAN (MAXVALUE) );
Table created.
SQL> INSERT INTO range_part VALUES (1, 1, 1, SYSDATE-720);
INSERT INTO range_part VALUES (2, 2, 2, SYSDATE-360);
INSERT INTO range_part VALUES (3, 3, 3, SYSDATE-180);
INSERT INTO range_part VALUES (4, 4, 4, SYSDATE);
1 row created.
SQL>
1 row created.
SQL>
1 row created.
SQL>
1 row created.
SQL>
SQL> commit;
Commit complete.
SQL> SELECT * FROM range_part;
PROF_HISTORY_ID PERSON_ID ORGANIZATION_ID RECORD_DATE
1 1 1 31-AUG-2007 05:53:22
2 2 2 25-AUG-2008 05:53:22
3 3 3 21-FEB-2009 05:53:22
4 4 4 20-AUG-2009 05:53:22
SQL> SELECT * FROM range_part PARTITION(yr7);
PROF_HISTORY_ID PERSON_ID ORGANIZATION_ID RECORD_DATE
1 1 1 31-AUG-2007 05:53:22
SQL> alter table range_part drop partition yr7;
Table altered.
SQL> SELECT * FROM range_part PARTITION(yr7);
SELECT * FROM range_part PARTITION(yr7)
ERROR at line 1:
ORA-02149: Specified partition does not exist
SQL> SELECT * FROM range_part;
PROF_HISTORY_ID PERSON_ID ORGANIZATION_ID RECORD_DATE
2 2 2 25-AUG-2008 05:53:22
3 3 3 21-FEB-2009 05:53:22
4 4 4 20-AUG-2009 05:53:22