What is access control impact on extraction?

< 1 min read

Access control impact on extraction means permissions decide what data Power BI can read.
If service account lacks table access, refresh fails immediately.
In my project, new finance table was added but gateway account had no rights.
Dataset refresh showed access denied error overnight.
We requested read permission and refresh succeeded.
Row-level security at source also restricted visible records.
Sometimes partial data loads happen due to restricted columns.
API tokens with limited scope returned incomplete datasets.
We validated permissions during deployment to avoid production issues.
So proper access control is critical for complete and reliable extraction.

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