Why Is My SQL DW Query Slow?
Play Why Is My SQL DW Query Slow?
Azure SQL Data Warehouse offers some great technology to help you scale out. Loading data can be lightning fast, and analytical queries can be super quick. What about when it all slows down? Let’s explore some internals of SQL DW, show you where things can go wrong with loading, transforming, and querying, and how to get the performance that you would expect.