乔布斯在1985年被迫离开苹果，离开后创办了另外两家公司，即 NeXT 和 Pixar，在1996年重返苹果，1997年成为其首席执行官。

Jobs was forced out of Apple in 1985, went off and founded two other companies, NeXT and Pixar, before returning to Apple in 1996 and becoming chief executive in 1997.

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第一个特性是为已有数据库分区组添加或删除数据库分区，以及在相同命令上执行重分发的能力。

The first feature is the ability to add or drop database partitions to or from an existing database partition group and perform the redistribute on the same command.

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通常，在数据库分区组重分发之后，需要在重分发的表上执行离线的table reorg、index recreation(必要时)和runstats。

Generally, after a redistribution of a database partition group, you need to perform an offline table reorg, index recreation (if necessary), and runstats on the redistributed table.

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