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Posts Tagged ‘GroupingCollection

GroupingCollection with improved performance

Posted by: Sameer on: November 4, 2009

There were some concerns over the performance of GroupingCollection class while grouping and calculating summaries.
So, a new class GroupingCollection2 is introduced in the data visualization components.
The major improvements in GroupingCollection2 are -
1. Grouping performance improved.
2. Summary calculation performance improved. Now, instead of looping over the data again and again, summaries are calculated in a single [...]