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Votes

In Grid grouping with aggregate, encounter the performance issue

Hi,

The problem is not the amount of rows displayed but the calculation of the aggregates every time a new grouping occurs.

when i apply the suggestions (lazy load grouping was already applied) there is no perfomance improvement.


See the difference in the video's

With_aggregates.mp4357 KB
without_aggregates.mp4289 KB

If you comment out the aggregate part then its fast.

Example_Slow_grouping.zip7 MB

Replication Steps:


-->Run the attached sample; you will see the performance issue when grouping with aggregate.