Discover top strategies for faster SQL Server query times in BI, including indexing, query design, and resource management.

In earlier versions of SQL Server, after selecting a join algorithm, SQL Server had to process it even if a better alternative might be available. In SQL Server 2017, the query optimizer can now sense ...

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 ...

Query Store is one of the most powerful database-scoped features in SQL Server for troubleshooting performance and improving the stability of your database.

The execution plan command generates a query execution tree as one of the result tabs and is convenient in estimating if the query/script is quick/optimal enough. You can click the rows of the ...

When the ternary condition contains a == null check, the else branch doesn't eliminate null values in the else expression, resulting in queries that will scan more data than required when executed ...

Cardinality estimation is widely believed to be one of the most important causes of poor query plans. Prior studies evaluate the impact of cardinality estimation on plan quality on a set of ...