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 ...

I'm having a brain fart here... I have a feeling that I should be able to write a single query to handle this, but I just can't think of how... Basically, I have two tables: "distributors" and ...

JSON has stolen some of XML's thunder with features such as human and machine readability, a lightweight, compact text structure and support for many software and hardware platforms. JSON (JavaScript ...

How to combine values into a single cell in Microsoft Excel Power Query Your email has been sent My TechRepublic article How to combine values from a column into a single cell using Microsoft Excel’s ...

If you are working with Excel spreadsheets or workbooks, juggling multiple tables of data, at some time you might need to combine them into one. Rather than spending hours manually copying and pasting ...

Have you ever faced the frustration of trying to combine multiple Excel files, only to realize their sheet names don’t match? It’s a common headache for anyone working with data from varied sources.

Analyze database contents using basic, intermediate and advanced SQL statement syntax and usage. Demonstrate capability to query data from multiple tables using SQL JOINS. Create and modify database ...

LINQ with Entity Framework has become so common that, when I'm looking at a client's code I'm finding some pretty scary-looking LINQ queries running against Entity Framework. Since I'm a big fan of ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...