Developer Learns Power BI and GA4 the Hard Way, Prioritising Understanding Over Speed

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A developer building their first Power BI dashboard for a nonprofit client using Google Analytics 4 data chose to understand each step rather than rely on automated fixes. The initial hurdle came when a GA4 'Reports snapshot' CSV export turned out to be roughly 17 mini-reports merged into one file, causing Power BI to throw hundreds of row errors due to inconsistent data shapes. The developer then discovered GA4's Explore tool, which allows users to build custom single-dimension, single-metric exports with a consistent structure, eliminating the need to clean broken files after the fact. A further complication emerged when attempting to pull a full year of historical data, as GA4 stores long-term summary data and shorter-term raw Explore data separately, capping how far back Explore queries can reach. The experience highlighted that knowing how to request clean data from the source is a fundamentally different and more valuable skill than knowing how to repair messy data after export.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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