Learn how Excel’s Power Query can simplify data cleaning, automate tasks, and transform your workflow. Save time and reduce ...

Data comes from all kinds of sources and Microsoft Power Query can you when you need to combine foreign data. It’s a bit easier than trying to do so in Microsoft Excel sometimes.

An Oracle database consists of several tables, each of which contains a particular kind of data. The table's name gives you a general idea of the information in it. Type the following commands.

To query a MySQL database, I'm going to assume you already have a Windows MySQL server and a database with at least one table in it you'd like to retrieve. I'm also going to assume that you don't ...

You can create queries, forms, and reports, and add or delete data to the Excel table—just as you could do if you had imported it as an Access table. Later, you can use a Make Table query to ...

ORMs let you describe how your database works through your application’s code—what tables look like, how queries work, and how to maintain the database across its lifetime.

1. Index by workload, not by table Many people make the mistake of just guessing at some indexes to create when they are creating database tables. Without an idea of how the tables are going to be ...

In Microsoft Access, you can rename or delete a database table or other objects such as forms, reports, and queries. We show you how to do it.