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Ayushman1997
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Hi All.

I have a dataset of 2.9M rows which upon unpivoting and merging with 1 table becomes some 246M rows. After that I have to remove duplicates from the table(based on Col1, Col2, Col3…. Col7). After this step if I close and apply the dataset loads for 3/4 hours and then error pops as “buffer memory out of space”.

Could anyone please help me out on this?

Possible solutions tried till now:
1. Taken a dataset of 75000 rows and did all steps and checked all working or not. After getting satisfactory results I uploaded the dashboard in power bi service and renamed the file of 2.9M rows same as file name of 75000 rows and refreshed it in power bi service. —- Result: This process didn’t work as it is not taking 2.9M rows.

2. Tried joining tables but this doesn’t work out as well. (Many to one join but corresponding values are unique.) Hence count is not matching.

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