I will assume you know how to create a basic report in RDLC.
Steps
- Create a dataset
- create layout
- Create your table
- After adding the rows
- Click the cell on the repeating rows where you want to add the grouping
- Right click.
- Select add parent group
- Select the field to be used for the grouping
You are good to go!
Save your report and run it.
For more details click here
Thanks to Archerpoint.com