How do I select the group with the least number of null values in a groupby?
How do I select the group with the least number of null values in a groupby? Question: Example: row_number |id |firstname | middlename | lastname | 0 | 1 | John | NULL | Doe | 1 | 1 | John | Jacob | Doe | 2 | 2 | Alison | Marie | Smith …
Total answers: 2