Native DataGrid control which supports the following:
1. Single or Multi-column Sort
2. Paging
3. Column Filtering ( http://www.trirand.com/blog/jqgrid/jqgrid.html#t100)
4. Column Resizing.
5. Column ReOrdering.
6. Cell selection (select cells from multiple rows by left click and drag using a mouse, and then right click to show export options to Excel, XML etc).
7. Bind the Grid to a datasource (JDBC, REST/json,XML,Excel,CSV)
8. In-line Editing.
9. Row Editing via a dialog popup.
10. Export to Excel, PDF, XML, CSV formats.
11. Support showing Sub-Grids within a row (http://www.trirand.com/blog/jqgrid/jqgrid.html#t129).
12. Frozen Columns.
13. Header/Footer totals and Subtotals when grouped ( http://www.trirand.com/blog/jqgrid/jqgrid.html#t107).

References:
http://help.adobe.com/en_US/flex/using/WSd867f5c5d869105e43810e1112c55502365-8000.html
http://www.trirand.com/blog/jqgrid/jqgrid.html#t100
http://www.trirand.com/blog/jqgrid/jqgrid.html#t129
 http://www.trirand.com/blog/jqgrid/jqgrid.html#t107