Tag: free tutorial

How to Use String Functions in SQL?

When working with Microsoft SQL Server, you’ll often need to work with text, whether it’s combining names, cleaning up messy data, or pulling out one...

Data Types in Microsoft SQL Server

When working with SQL Server, one of the first things you need to understand is data types in Microsoft SQL Server. Every column in a...

What Is DELETE and TRUNCATE in SQL?

If you’re managing data in a SQL database, sooner or later, you’ll need to remove data. Whether you’re cleaning up test entries or deleting outdated...