Query optimisation remains a critical discipline in database systems, underpinning the efficiency and responsiveness of data-driven applications. By selecting optimal execution plans, modern query ...

If you're seeking to optimize your SQL queries and make the most of your database, this fundamental guide is an excellent resource. You'll learn the essential techniques to enhance database ...

Optimizing the performance of operational databases and the applications that access them is a constant battle for DBAs. Of course, writing efficient SQL is the most important aspect of ensuring ...

“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 ...

Have you ever found yourself scrolling through a tangled web of applied steps in Power Query, wondering if there’s a better way? You’re not alone. Many users unknowingly overcomplicate their workflows ...

Some pundits — and some technology vendors — assert that database management systems have become commodities and that DBMS innovation is either dead or irrelevant. They’re wrong. DBMSs haven’t stopped ...

Online analytical processing (OLAP) databases are purpose-built for handling analytical queries. Analytical queries run on online transaction-processing (OLTP) databases often take a long time to ...