--set salary = 0 where salary is null We don't fill null values with mean or middle values because this employees is joined recently and there salary is not updated on data yet.

Just like every club in your bag, a putter’s feel and performance are manipulated with various materials, with one goal in mind: to help you play better golf. It’s always intriguing to me how one of ...

If you don’t have a backup of your MS SQL database, then follow the below ways to recover deleted data. Transaction log files record each change made to the ...

Abstract: SQL injection attacks have posed a significant threat to web applications for decades. They obfuscate malicious codes into natural SQL statements so as to steal sensitive data, making them ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Once you’ve installed SQLite, you’ll probably want to learn how to maneuver around the ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

SQL Server Management Studio or SSMS allows you to connect to the SQL server and execute queries. In this tutorial, we will see how you can install and configure SQL Server Management Studio in ...

With poor windows responsible for up to 30% of energy loss in a home, it makes sense to replace windows with more efficient units. But if substantially rebuilding the wall gives you pause, insert ...

Ahead of Microsoft Build (and a possible SQL Server announcement), let's break down what we know and speculate about what we don't. One topic that has come up in several conversations with customers ...