During one of my presentations on Incremental Refresh (IR) in Power BI, someone asked what happens during a Power BI automatic partition maintenance window when Power BI has an opportunity to merge smaller partitions into larger ones. Does Power BI use the data that is already imported into Power BI for the smaller partitions and … Continue reading Exploring Automatic Partition Maintenance in Power BI datasets with Incremental Refresh, using EffectiveDate parameter