Hi All,
I have a table with snapshot dates, each date there are multiple employee records with unique employee ID.
I want to be able to compare each date and find out who left or who got added. what's the most efficient way of doing this without creating hundreds of join tool? Thanks.
| Date | Employee ID |
| 1/1/2020 | a |
| 1/1/2020 | b |
| 1/1/2020 | c |
| 1/1/2020 | d |
| 1/2/2020 | a |
| 1/2/2020 | b |
| 1/2/2020 | c |
| 1/2/2020 | d |
| 1/3/2020 | a |
| 1/3/2020 | b |
| 1/3/2020 | c |
| 1/3/2020 | d |
| 1/4/2020 | a |
| 1/4/2020 | e |
| 1/4/2020 | f |
| 1/4/2020 | d |
| 1/5/2020 | a |
| 1/5/2020 | b |
| 1/5/2020 | e |
| 1/5/2020 | d |
| 1/6/2020 | a |
| 1/6/2020 | b |
| 1/6/2020 | g |
| 1/6/2020 | d |
| 1/7/2020 | a |
| 1/7/2020 | b |
| 1/7/2020 | c |
| 1/7/2020 | h |