In today’s data-driven business landscape, the ability to transform raw information into actionable insights is crucial. Microsoft Power BI has emerged as a leading tool in this domain, using ...

Snowflake went public this week, and in a mark of the wider ecosystem that is evolving around data warehousing, a startup that has built a completely new concept for modelling warehoused data is ...

The Snowflake model uses normalised data, which means that the data is organised inside the database in order to eliminate redundancy and thus helps to reduce the amount of data. The hierarchy of the ...

For many years, the star schema has been a reliable design for creating the physical schema for business analytics. But time – and technology – march onward. We find ourselves in the enviable position ...

The grain of a fact table is derived by the dimensions with which the fact is associated. For example, should a fact have associations with a Day dimension, a Location dimension, a Customer dimension, ...

So far, we have looked at three options for building summaries – let the DBMS engine do it (with SUM, AVG, Count, etc.); creating a bunch of 1-off tables; and creating aggregates using the Star Schema ...