How does a Power BI development company handle big data?

Power BI development company handle big data by using techniques like incremental refresh, DirectQuery, and aggregations to optimize performance. They connect Power BI with data lakes and cloud storage solutions, such as Azure, to manage large datasets. DirectQuery allows real-time querying of massive datasets without loading them into memory, ensuring faster processing times. Aggregations are used to summarize large datasets, improving report performance without losing data granularity. These companies design scalable solutions that can handle growing data volumes, ensuring that businesses can continue to access and analyze data efficiently as it expands.