Similar to regular grouping but the "grouping" must be defined in the column we want to group by
Options:
Demonstrates:
Fully dynamic and interactive multi-level grouping with filtering and aggregates over 50'000 items
Each grouping level can have its own aggregates (over child rows, child groups, or all descendant rows).
Personally, this is just the coolest slickest thing I've ever seen done with DHTML grids!