--拆分分区表 ALTER TABLE MSRECORD1 SPLIT PARTITION PART_MARKETRECORD_2014_1 AT (TO_DATE('2014-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS')) INTO (PARTITION PART_MARKETRECORD_2013_1,PARTITION PART_MARKETRECORD_2014_1); --合并分区表 ALTER TABLE MSRECORD1 MERGE PARTITIONS PART_MARKETRECORD_2013_1, PART_MARKETRECORD_2014_1 INTO PARTITION PART_MARKETRECORD_2014_1 UPDATE INDEXES;