Power BI developers enhance report performance by limiting the number of visuals on a page and using efficient DAX calculations. They optimize data models by reducing table sizes and eliminating unnecessary columns.
Power BI developer use Import mode for faster performance and implement aggregations to minimize the volume of data being processed. They enable query folding in Power Query to push data transformations back to the source. Performance Analyzer is utilized to identify and resolve bottlenecks. Developers also disable unnecessary interactions between visuals and cache frequently used datasets to reduce load times, ensuring reports remain responsive and user-friendly.
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