How to add a calculated column for the last year sales for the same month divison wise?
DivDateSales
A | 01/01/2015 | 100 |
A | 01/01/2014 | 200 |
A | 01/01/2016 | 300 |
B | 01/01/2015 | 150 |
B | 01/01/2014 | 250 |
B | 01/01/2016 | 350 |
How to add a calculated column for the last year sales for the same month divison wise?
DivDateSales
A | 01/01/2015 | 100 |
A | 01/01/2014 | 200 |
A | 01/01/2016 | 300 |
B | 01/01/2015 | 150 |
B | 01/01/2014 | 250 |
B | 01/01/2016 | 350 |