oracle subpartiton 问题

[yqh]

CREATE TABLE FINAL_ACC_ARREAR
PARTITION BY RANGE (PERIOD)
SUBPARTITION BY RANGE (USERID)
SUBPARTITIONS 9
(
PARTITION MONTH200208 VALUES LESS THAN ('200208')
(SUBPARTITION MONTH200208AREA0001 VALUES LESS THAN ('0001'),
SUBPARTITION MONTH200208AREA0002 VALUES LESS THAN ('0002'),
SUBPARTITION MONTH200208AREA0003 VALUES LESS THAN ('0003'),
SUBPARTITION MONTH200208AREA0004 VALUES LESS THAN ('0004'),
SUBPARTITION MONTH200208AREA0005 VALUES LESS THAN ('0005'),
SUBPARTITION MONTH200208AREA0006 VALUES LESS THAN ('0006'),
SUBPARTITION MONTH200208AREA0007 VALUES LESS THAN ('0007'),
SUBPARTITION MONTH200208AREA0008 VALUES LESS THAN ('0008'),
SUBPARTITION MONTH200208AREA0009 VALUES LESS THAN ('0009')))
AS SELECT * FROM ACC_ARREAR0001 WHERE ROWNUM<1;
提示ORA-14151错误，该怎么解决？

[yangqingdelphi]

ORA-14151 invalid table partitioning method


Cause: Invalid partitioning method was specified in CREATE TABLE statement. A table may be partitioned by RANGE, HASH, or composite range/hash (R+H).

Action: Specify one of valid partitioning methods.