Thomas LaRock: "Without a basic understanding of wait events and how the occur, you will waste a lot of time trying and guessing at how to improve the performance of a query." Optimizing SQL Server ...

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 ...

The InfoQ trends reports provide a snapshot of emerging software technology and ideas. We create the reports and accompanying graphs to aid software engineers and architects in evaluating what trends ...

SANTA CLARA, Calif.--(BUSINESS WIRE)--Dremio, the easy and open data lakehouse, today announced the launch of its next-generation Reflections technology, revolutionizing the landscape of SQL query ...

However, while the addition of a SQL front-end was a significant step forward for the big data platform in terms of performance and workloads, it still lags behind such top relational query engines ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...