I've said it before and I'll say it again: If you want to speed up your application, don't look at your code, look at your data access. The two slowest things you can do in application development are ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

SQL Server 2016 and Azure SQL Database both give you tables that automatically keep track of the history of your data. Here's how to retrieve that historical data. In an earlier column, I showed how ...

SQL Server Management Studio (SSMS) is the principal interface for working with Microsoft SQL Server. However, many subtleties of this powerful tool evade even the most seasoned professionals. Here ...

A new feature in Power Apps is SQL Stored Procedures that can be called directly form the Power App. This will give you an ...