With this feature, the query optimizer can immediately consider the index when determining an access plan.

有了这个特性，查询优化器可以在决定访问计划时立即考虑索引。

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The steps below illustrate how to work with the Query Drill-Down feature.

下面的步骤说明如何使用查询钻取特性。

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This feature can improve query performance on tables with composite indexes.

该特性可以提高具有复合索引的表的查询性能。

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Last year eBay released query suggestions, a feature that displays related searches and popular items below the search box as you type in your query.

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