As I discussed in an earlier column, SQL Server keeps a plan cached for each query it sees (assuming the query requires planning in the first place, of course). That's great for speeding up processing ...

Three important tools are now integrated into SQL Server 2000’s Query Analyzer. SQL Trace lets you trace code directly from a query window, without running the Profiler.

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or the database is slow. In the ...

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 ...

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

SQL Server 2016 offers a new tool for performance tuning called Query Store. This holds metrics that let you quickly see when an execution plan change has negatively impacted the database.

Microsoft SQL Server のダウンロードを使って始めましょう。データとワークロードのニーズに最適な SQL Server の試用版、エディション、ツール、コネクタをお選びください。

While the last two versions of SQL Server focused on improving performance by offering new features, SQL Server 2016 looks inwards towards improving existing functionality.