[高手帮忙][江湖救急] Oracle 分区表中LESS THAN 怎么迁移到 postgresql8.4

下面这个是Oracle 上的源表，partition 部分不知道怎么迁移到postgresql ，请教下。谢谢！



  CREATE TABLE AIOSS.BMS_FEE_SUM

   ( SERIALNO VARCHAR(17) NOT NULL,

  OFFICE_ID VARCHAR(10) NOT NULL,

COUNTY_ID VARCHAR(3) NOT NULL,

REGION_ID VARCHAR(1) NOT NULL,

CLOSE_BALANCE_TIME DATE,

SERVICE_KEY VARCHAR(30)

   )

  PARTITION BY RANGE (REGION_ID)

(

PARTITION APART  VALUES LESS THAN ('B')

PARTITION BPART  VALUES LESS THAN ('C')

PARTITION CPART  VALUES LESS THAN ('D')

PARTITION DPART  VALUES LESS THAN ('E')

PARTITION EPART  VALUES LESS THAN ('F')

PARTITION ZPART  VALUES LESS THAN (MAXVALUE)

);

顶下，知道的大侠，帮个忙吧..