ORA-14758: Last partition in the range section cannot be dropped

Try to drop the last interval partition and get error “ORA-14758: Last partition in the range section cannot be dropped”.

SQL>alter table PART_TAB drop partition SYS_P3726162 update indexes;
alter table PART_TAB drop partition SYS_P3726162 update indexes
*
ERROR at line 1:
ORA-14758: Last partition in the range section cannot be dropped

WORKAROUND

Disable interval partition definition, then drop the last partition and re-enable the interval partition again.

SQL> alter table PART_TAB set interval();

Table altered.


SQL> alter table PART_TAB drop partition SYS_P3726162 update indexes;

Table altered.


SQL>alter table PART_TAB set INTERVAL (NUMTODSINTERVAL(1,'DAY'));

Table altered.