data aggregation
Combining multiple sources
Data aggregation is the process of gathering data from multiple sources and combining it into a summary or unified dataset.
The term appears frequently in business intelligence, statistics, and database management: Data aggregation revealed spending patterns across all regional offices.
Aggregated data typically loses individual detail in favor of totals, averages, or other summary measures.
- rollupCoil something flat
- averagingComputing central tendency
- summingAdding quantities together
- groupingArrangement by shared traits
- deduplicatingRemoving identical copies
business intelligence · normalizing · ETL · batch processing · machine learning · scalability · financial reporting · summarization · number crunching · merging · schema · privacy concerns · crunching · filtering · clustering · pooling · synthesis · indexing