Performance improvements for Power Query

Important

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Enabled for	Public preview	General availability
Admins, makers, marketers, or analysts, automatically	Sep 20, 2021	-

Business value

Improvements related to data transformation in Power Query will provide users with a more fluid and performant experience.

To enhance the experience, Power Query will have the following improvements related to data transformation:

Improved performance of tabular previews
Column profiling data won't be recomputed for steps where it's already been computed
The detail view won't recompute the value when selecting a cell
Additional performance improvements across the product