“SQL on everything” is the tagline associated with Presto, the query engine that was initially developed by Facebook to rapidly analyze massive amounts of data — particularly data that lay scattered ...

Bitmap indexing has emerged as a vital tool in the efficient management and interrogation of scientific data. By representing data elements as bits, these indexes facilitate rapid, ...

As with everything, there are trade-offs when it comes to indexes. That said, this discussion focuses on query optimi­zation by looking at table indexes or the lack thereof. A sign of a good database ...

An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to the database engine since its inception. Database engines like SQL Server are incredibly complex ...