As many companies consider moving data to NoSQL, Cassandra may be the choice. In this series, Shel Burkow discusses design considerations for porting a SQL Server schema to Cassandra. The first article explains the Cassandra primary key.
Test data is hard to come by, and I agree with Brent Ozar: " I get so frustrated when I hear trainers/presenters/bloggers/idealists talk about how developers should be using purpose-built-from-scratch data sets with no real customer data in ’em. The real world just rarely works that way." I agree, and I know this is a […]
Learn how to set up Polybase in containers to access an Oracle database.
In this tip we look at what happens if we replace the SQL Server model database with a regular user database
In level 4 of the stairway to AlwaysOn we look at creating a Windows Server Failover Cluster.
If a query is performing poorly, and you can't understand why, then that query's execution plan will tell you not only what data set is coming back, but also what SQL Server did, and in what order, to get that data. It will reveal how the data was retrieved, and from which tables and indexes, what types of joins were used, at what point filtering, sorting and aggregation occurred, and a whole lot more. These details will often highlight the likely source of any problem.