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if your facts are descriptive comments (eg 500 characters) along with numerical values and measures associated to the comments ..do you keep them both in the same fact table?
Hi,
I would say that this is a decision based on performance. Check this thread for more information: https://community.powerbi.com/t5/Desktop/Fat-fact-table-or-overly-long-fat-dimension/td-p/1264261
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