A Query is a tool that retrieves data from a single table or multiple tables; it is the most powerful tool to analyze your data in Microsoft Access; Basically, a Query is just a question presented in ...

How to query a LibreOffice database using the Query Design View Your email has been sent LibreOffice contains a very powerful database tool that is actually quite ...

I recently published a tutorial describing the different available methods to store data locally in an Android app. However, due to article length constraints, I could not adequately cover creating ...

Designing an appropriate set of indexes can be one of the more troubling aspects of developing efficient relational database applications. Perhaps, the most important thing you can do to assure ...

See how try and otherwise protect custom column math from type errors in Power Query, saving time and keeping your refresh smooth.

Data cleaning is a crucial step in the data analysis process. Inaccurate, incomplete, or inconsistent data can lead to flawed insights and poor decision-making. Fortunately, Excel 365’s Power Query ...

Replace manual Excel tasks with conditional columns, smart merging, the unpivot tool, and more.