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| UniqueID | DatasetID | ColumnA | ColumnB |
|---|---|---|---|
| 1 | 201 | Name | X |
| 2 | 201 | Age | 36 |
| 3 | 201 | Gender | Male |
| 4 | 601 | Name | Y |
| 5 | 601 | Age | 46 |
| 6 | 601 | Gender | Female |
| 7 | 401 | Name | X |
| 8 | 401 | Age | 36 |
| 9 | 401 | Gender | Male |
| UniqueID | DatasetID | ColumnA | ColumnB |
|---|---|---|---|
| 1 | 201 | Name | X |
| 2 | 201 | Age | 36 |
| 3 | 201 | Gender | Male |
| 7 | 401 | Name | X |
| 8 | 401 | Age | 36 |
| 9 | 401 | Gender | Male |