In this two-part series, I'll tell you about some improvements Microsoft is making in SQL Server 2022 to improve cardinality estimates and deal with another common query optimization concern ...

In its early version, Presto’s query optimizer was a set of rules that would operate on, and mutate, the logical plan until a fixed point is reached. Let us try to understand what this looks ...

In SQL Server 2017, when the query optimizer encounters code with a multi-statement TVF, the query optimizer will pause optimization, execute the TVF subtree to get a very accurate cardinality ...

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 ...

In summary, Cloudera Navigator Optimizer profiles and analyzes the SQL text in large, complex SQL workloads so users can gain an in-depth understanding of their workloads, identify queries best-suited ...

With SQL Query Store Optimizer, we’re helping DBAs improve the performance of complex queries, and make their work less complicated.” IDERA now has more than 22 free tools in its portfolio of ...

SuperSQL is an extension of SQL that allows formatting and publishing of database contents into various kinds of application data directly as a result of a query. Possible application data output ...

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.