The SQL Server query optimizer estimates the cost of running a query plan using the number of rows that will be processed, which is the cardinality for the query.

SQL window functions provide extremely powerful and useful features that let you work with observations more easily. Different types explained here.

Joey on SQL Server Deep Dive into SQL Server 2022's Query Performance Features, Part 2: PSP Optimization Reduce workload times with this handy feature that can benefit every database pro.

SQL, the structured query language, is a programming language for communicating with databases. Variations on SQL are used by some of the most popular database tools in the world, including some ...

Microsoft has released the first release candidate for SQL Server 2025, touting AI capabilities and experimental features ...

At its Cloud Next conference, Google is showing off a new AI engine for AlloyDB that enables developers to embed natural language questions in SQL queries.

This facilitates SQL Server Query Store's enablement of query hints for the multiple replicas, improving performance without requiring a rewrite of Transact SQL (T-SQL) code.