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anilp's avatar
anilp
Helper I
8 years ago
Solved

Calculate Variance in the same Column

Hi All,

 

I have a complex situation where the data is in the below format 

 

Version        Value        date 

QGP           12324        04/08/2018

QGP           13242       04/09/2018

QGP           23222       04/10/2018

.

.

.

Actual       13322      04/08/2018

Actual       13443      04/09/2018

Actual       13433     04/10/2018

.

.

.

 

Now I have to calculate the Variance  ( which is QGP - Actual)  this has to come in as another row in the same column.

 

Help me with suggestions/formulae of how to achieve this using DAX

 

 

 

  • You could probably accomplish this but it would probably be a bit of a pain. Basically, use VAR to create temp tables, one with your table as is and another where you create your variance row. Then you UNION them together and this is the RETURN for a calculated New Table. Too late to get more in-depth but the tricky part will be creating that single row table from scratch, that's always a pain.

2 Replies

  • vega's avatar
    vega
    Resolver III

    I'm pretty sure you cannot add rows using DAX. The closest that you can get to the solution that you want is to create a new table with the dates in one column and the difference in another column. Then you can create a relationship between the two table using the dates columns.

    • Greg_Deckler's avatar
      Greg_Deckler
      Community Champion

      You could probably accomplish this but it would probably be a bit of a pain. Basically, use VAR to create temp tables, one with your table as is and another where you create your variance row. Then you UNION them together and this is the RETURN for a calculated New Table. Too late to get more in-depth but the tricky part will be creating that single row table from scratch, that's always a pain.