| Person | Data and other columns |
| > Adam | |
| Adam | blabla |
| Adam | bfd |
| > Bob | blab;a |
| Bob | gjfkdls |
| > Cindy | bbbbbbbbbbbbbbbbbb |
| Cindy | bbbbbbbbbbbbbbbbbb |
| Cindy | bbbbbbbbbbbbbbbbbb |
| Cindy | bbbbbbbbbbbbbbb |
The table is from grouped results. I want to get 3 since there are 3 people (Adam, Bob, Cindy)
Is there a way to get this please? Thank you.