One of the features being released in SQL 2019 that has got some attention is table variable deferred compilation. As its name suggests it applies to Table Variables and not temp tables, CTEs, or table datatypes. More importantly why does it need to do deferred complication for Table variables? One of the drawbacks of Table…
Month: November 2018
Using Time Series DAX functions in PowerBI
Recently at a training I was asked how to implement DAX Time Series functions like parallel period and YTD in PowerBI. I always assumed that I had something written up about it but on closer inspection found that I have missed writing about such an important piece of functionality. So here is a step by…
Tuning SQL Server – Simulating Performance issues
Check out the second video on our series on Tuning SQL Server. After explaining the data model in the first video, where we cover the process by which we caused the performance issues. In this second video of the series I show how we can call procedures using OStress.exe to simulate hundreds of users running…
Working with Filetable to upload documents into SQL Server
A simple script on how to setup and work with file tables in MS SQL Server. This basically does the bare minimum to setup and create filetables in SQL Server and allows users to directly upload files into the directory and see them reflect inside of SQL Server. –WARNING! ERRORS ENCOUNTERED DURING SQL PARSING! CREATE…