此外,现在可以正确地估计结果集中的总行数。
Besides, the total number or rows in the result set is now estimated correctly.
一个经常被提及的主题是如何正确地估计开发集成运行时环境的大小。
One topic that comes up frequently is how to properly size the development integration run time environment.
目前,Slice可以正确地估计一个聚集查询,不是分区可互换的。
Currently, Slice can evaluate an aggregate query correctly that is not commutative to partition.
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