Mastering Data Integration in Power BI...

Introduction In modern data analytics, the quality of insights is directly tied to the quality and completeness of the underlying data. Regardless of how visually compelling a Power BI dashboard may be, its value diminishes significantly if the data feeding it is fragmented, inconsistent, or poorly prepared. In real-world scenarios, data is rarely centralized. Analysts often need to aggregate information from multiple sources such as Excel files, CSVs, relational databases, web APIs, cloud platf