首先在逻辑上将表与其自身连接，然后将更具有选择性的非起始索引键作为索引绑定过滤器，应用于起始键值的每个惟一的组合。

The table is logically joined to itself, and the more selective non-leading index keys are applied as index bound filters to each unique combination of the leading key values.

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在Cheetah (IDS 11)中，当创建索引时，IDS自动收集起始索引键上的索引统计信息。

In Cheetah (IDS 11), IDS automatically collects index statistics on the leading index key while the index is being created.

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电子控制的工件驱动装置确保了最开键的滚轧起始阶段的质量。

The electronic workpiece acceleration ensures the quality of the decisive start of the rolling process.

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