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DB210

DB210

DB210

DB210

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DB2 10 sports an array of features designed to take data scalability and availability to new heights.

DB210 支持大量新特性，这些特性旨在将数据伸缩性和可用性提升到一个新高度。

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Then it will either pick the cheapest access path or (as of DB2 10 ) a slightly more costly but less risky path.

然后它会选取代价最小（对 DB210 而言）或是代价稍大但风险较小的路径。

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Additionally , DSNACCOX with DB2 10 has specific code to reduce the REORG requirements for table spaces residing on SSDs.

另外，DB210 的 DSNACCOX 具有特定的代码来降低对驻留在 SSD 上的磁盘空间的 REORG 需求。

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DB2 10 substantially increases the amount of virtual storage that can be addressed by moving most DB2 working memory from 32-bit to 64-bit.

通过将大部分 DB2 工作内存从 32 位迁移到 64 位，DB210 极大地提高了可以寻址的虚拟内存量。

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Figure 1: When a record is updated , DB2 10 automatically adds a copy of the old row to the POLICY_HISTORY table.

图 1 ：当一条记录更新时，DB210 自动将旧行的副本添加到 POLICY_HISTORY 表

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