I have a set of records and so would like to remove duplicate ones (based on all 3 columns)
| Product Name | Product Name | Assignment Number |
| ABC | 12 | SE TA |
| ABC | 23 | SE TA |
| ABC | 12 | SE TA |
| ABC | 12 | SE TB |
| DS AS | 11 | ASAS |
| DS AS | 11 | ASAS |
| DSAS | 12 | ASAS |
After removing duplicates
| Product Name | Product Name | Assignment Number |
| ABC | 12 | SE TA |
| ABC | 23 | SE TA |
| ABC | 12 | SE TB |
| DS AS | 11 | ASAS |
| DSAS | 12 | ASAS |