The process of query optimization is very computationally expensive. For this reason, SQL Server stores execution plans in a cache (called the plan cache), so that the stored execution plan is ...

SQL Server had to process it even if a better alternative might be available. In SQL Server 2017, the query optimizer can now sense a bad join choice in a plan and dynamically switch to a better join ...

Once you've identified the long-running queries, you can start the troubleshooting process ... way as you did in SQL Server profiler. In the field column, select sqlps.task_execution_time ...

SQL Server 2022 ... cell using Microsoft Excel’s Power Query (TechRepublic) “Cardinality Estimation feedback identifies and corrects suboptimal query execution plans for repeating queries ...

While some resources listed basic SQL Server performance tips for what ... CXPACKET—This wait type is involved in parallel query execution and indicates the SPID is waiting on a parallel process to ...

I have a test server hosting several sites using SQL Server Express and SQL Management Studio Express. <BR><BR>I've seen one site have an occasional issue where queries to a particular table (the ...

Most DBAs are already familiar with SQLCMD, introduced with SQL Server 2005 to replace the old OSQL command-line query interface. SQLPS uses a cmdlet called invoke-sqlcmd to call SQLCMD and pass a ...