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I am attempting to aggregate a merged query but the preview has been "loading" for 10 minutes now (expanding the table only takes 15 seconds) When I try to apply without seeing the preview, it gets stuck after loading about 1/3 of the rows. Is there something I am doing wrong?
Hi @mwhalen ,
You may try to disable "background refresh".
If you don't want to refresh or load for specific reports in power bi desktop, you can disable the following options.
Also you can try Table.Buffer to performance.
About more details, please kindly refer to
Speed/Performance aspects – The BIccountant
Best Regards,
Stephen Tao
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