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Anna123456
Frequent Visitor

TopN with returns too much

Hello, 

 

When I use TopN for 2 it gives me more than 2 records back ... it gives me all the records that have one of the 2 maximum numbers. How can I restrict the output to 2? And if multiple values have the maximum number it should choose a random sample.... 

 

Example: 

A: 3
B: 7

C: 7
D : 7 

E: 4
-> Top 2 gives me C,D,B, E (because the 2 maximum numbers are 7 and 4)  but I just want C and D (or C and B ... does not matter, but just 2). 

 

Can you help me? 

 

~Anna 

 

1 ACCEPTED SOLUTION
CNENFRNL
Community Champion
Community Champion

CNENFRNL_0-1679633140262.png


Thanks to the great efforts by MS engineers to simplify syntax of DAX! Most beginners are SUCCESSFULLY MISLED to think that they could easily master DAX; but it turns out that the intricacy of the most frequently used RANKX() is still way beyond their comprehension!

DAX is simple, but NOT EASY!

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2 REPLIES 2
CNENFRNL
Community Champion
Community Champion

CNENFRNL_0-1679633140262.png


Thanks to the great efforts by MS engineers to simplify syntax of DAX! Most beginners are SUCCESSFULLY MISLED to think that they could easily master DAX; but it turns out that the intricacy of the most frequently used RANKX() is still way beyond their comprehension!

DAX is simple, but NOT EASY!

WinterMist
Impactful Individual
Impactful Individual

@Anna123456 

 

First, put the Top 2 Numbers into a table VAR (which will return 3 rows of Number 7).

Second, get the Top 2 Letters from the table VAR in Step 1 above.

 

WinterMist_0-1679598897390.png

 

Regards,

Nathan

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