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Data_Tim
New Member

Help with SAMEPERIODLASTYEAR

Happy new year all!

I am trying to use the SAMPERIODLASTYEAR function to count records from the previous year, so that I can compare them to the number of records for the current year (up until today's date). The problem I am running into is that the same day last year is counting records for the entire month, rather than just that corresponding day.

 

Data_Tim_0-1672829841453.png

 

I have a field in my Date table [check] which checks the day number of the year so future days in the same month can be filtered out.

 

Data_Tim_1-1672830162704.png

 

Any help to resolve this would be greatly appreciated. Many thanks

1 ACCEPTED SOLUTION

@Data_Tim 
Appologies for that. Yes you are right this was supposed to be CALCULATETABLE

Tickets LYTD =
CALCULATE (
    COUNT ( 'All Tickets'[sys_id] ),
    CALCULATETABLE (
        SAMEPERIODLASTYEAR ( DateTable[Date] ),
        DateTable[Check] = "True"
    )
)

Or 

Tickets LYTD =
CALCULATE (
    COUNT ( 'All Tickets'[sys_id] ),
    SAMEPERIODLASTYEAR ( DateTable[Date] ),
    FILTER ( ALL ( DateTable ), DateTable[Check] = "True" )
)

View solution in original post

4 REPLIES 4
Data_Tim
New Member

Thanks for getting back to me @tamerj1 .

Unfortunately that doesn't work as the Filter is expecting to evaluate DateTable[Date] not DateTable[Check]

Data_Tim_1-1672832814882.png

 

@Data_Tim 
Appologies for that. Yes you are right this was supposed to be CALCULATETABLE

Tickets LYTD =
CALCULATE (
    COUNT ( 'All Tickets'[sys_id] ),
    CALCULATETABLE (
        SAMEPERIODLASTYEAR ( DateTable[Date] ),
        DateTable[Check] = "True"
    )
)

Or 

Tickets LYTD =
CALCULATE (
    COUNT ( 'All Tickets'[sys_id] ),
    SAMEPERIODLASTYEAR ( DateTable[Date] ),
    FILTER ( ALL ( DateTable ), DateTable[Check] = "True" )
)

That's worked for me - thanks for your help @tamerj1 . Much appreciated

tamerj1
Super User
Super User

Hi @Data_Tim 
Please try

 

Tickets LYTD =
CALCULATE (
    COUNT ( 'All Tickets'[sys_id] ),
    FILTER ( SAMEPERIODLASTYEAR ( DateTable[Date] ), DateTable[Check] = "True" )
)

 

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