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pArtition hAsh int

grade INT ) PARTITION BY RANGE (grade) ( PARTITION part1 VALUES LESS THAN...PARTITION PART02 TABLESPACE HASH_TS02, PARTITION PART03 TABLESPACE HASH_TS...

PARTITION BY RANGE (DT)SUBPARTITION BY HASH (ID...2011-03-22 oracle具体怎么分区 5 2009-03-20 ...如果没有oralce会扫描全部分区,然后做all操作。

分区管理 常规HASH和线性HASH的增加收缩分区的原理是一样的。增加和收缩分区后原来的数据会根据现有的分区数量重新分布。HASH分区不能删除分区,所以不能使用DROP PARTITION操作进行分区删除操作; 只能通过ALTER TABLE ... COALESCE PARTITION ...

看一下表所在的表空间占用率,是不是满了

(2)哈希分区(hash);partition by hash(transaction_id)(partition part_01 tablespace tablespace01,(3)列表分区(list);partition by list (areacode)( partition...

grade INT ) PARTITION BY RANGE (grade) ( PARTITION part1 VALUES LESS THAN...PARTITION PART02 TABLESPACE HASH_TS02, PARTITION PART03 TABLESPACE HASH_TS...

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