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MSReshma

Power BI treats text values in the semantic model (VertiPaq / DAX engine) as case‑insensitive.

Submitted by Microsoft Employee on ‎04-15-2026 06:54 AM
Power BI treats text values in the semantic model (VertiPaq / DAX engine) as case‑insensitive. While Power Query (M) is case‑sensitive, once data is loaded into the model:
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Comments
andyclap
Advocate IV
Advocate IV
‎04-23-2026 08:42 AM

Always been this way. One of those things you need to be aware of when dealing with data systems.

 

Same goes for your upstream datasources, some will be case sensitive, some non-sensitive. Some with regionalized fields with different casing rules.

 

Mainly annoying when dealing with case-distinct data ... I've sometimes seen encoded id fields that differ by case. Nightmare.