1·First, they are also adding news briefs and comprehensive indexes.
首先，他们还增加了新闻简报和综合索引。
2·Each index partition indexes rows only from the corresponding data partition.
每个索引分区仅从相应的数据分区取得索引行。
3·In this case, you should definitely improve the performance of the queries by using appropriate query indexes (next).
在这种情况下，您应该使用合适的查询索引(下一节)提高查询的性能。
4·You have learned how to analyze and tune the problem query from the perspective of statistics, predicates, and indexes.
您已经了解如何从统计数据、谓词和索引这几方面来分析和调优问题查询。
5·However, doing so would also drop other database objects, such as indexes that depend on this nickname.
然而，这样做也将删除其他的数据库对象，例如依赖于这个昵称的索引。