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4other
New Member

get new table from linked table

i have 3 linked table:

tableA whith iddocument, total, date
tableB whith iddetail, iddocument, qta, price
tableC whitn idstorychange, iddetail,user_id, typechange, old_value,new_value, date_change
the tables are linked in powerbi:

tableA join tableB (1-N, tableB.iddocument ->tableB.iddocument)

tableB join tableC (1-N, tableB.iddetail->tableC.iddetail)

in need a new table whith fields:

tableA.iddocument,max(tableC.datechange)

where new_value is in some value and group by tableA.iddocument

 

in T-sql would be:

select
tableA.iddocument,max(tableC.date_change)
from tableA
inner join tableB on tableB.iddocument = tableA.iddocument
inner join tableC on tableC.iddetail = tableB.iddetail
where
tableC.typechange = 'type1' and tableC.new_value in (5,8) and tableC.user_id in (82,87,90,91)
group by tableA.iddocument

 

i can't create a view in db, i can only read table, i need solve in powerbi. the table in power bi is imported (not direct query)

thx a lot

2 REPLIES 2
watkinnc
Super User
Super User

I would first filter the combined dataset using the standard filter first for Id.document then for new_value. Then group by Id.document, choosing the Max aggregation for the datechange column. 

--Nate


I’m usually answering from my phone, which means the results are visualized only in my mind. You’ll need to use my answer to know that it works—but it will work!!

thx, can you give an example in dax for combine and filter?

thx a lot

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