DB2 row compression features can decrease disk storage requirements while at the same time improve sequential read access of large queries which perform full table scans.

DB 2行压缩功能可以减少磁盘存储需求，同时改进执行全表扫描的大量查询的顺序读取访问。

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It's also optimized for full table scans (one of the most common-and most time-consuming-business intelligence query access patterns).

它还针对完全表扫描(一个最常见—也最耗时—的商业智能查询访问模式)进行了优化。

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After the table is redistributed (the table goes back to the normal state), you are required to take a tablespace level backup in order to acquire full access to the table again.

在这个表被重分发之后(回到正常状态)，需要进行一个表空间级的备份，以便重新获得对该表的全部访问权。

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Photoshop Lightroom 5, which is available as a free public beta beginning today, brings features like Smart Previews and an Advanced Healing Brush to the table, delivering access to tools previously only available with full versions of Photoshop.

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