In response to previous SQL lessons, TechRepublic members including Michael M. and Jason P. have posted comments requesting a basic explanation of the types of JOINs available in SQL.. If you use ...

Joey on SQL Server. A Deep Dive into SQL Server 2022's Query Performance Features, Part 1. An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to ...

When I looked at CockroachDB 1.1.3 at the beginning of 2018, its SQL JOIN implementation was limited to hash joins and a heuristic planner; its query performance often scaled linearly but was ...