The MySQL database server is one of the most popular open source databases in the world. Although administrators typically install MySQL on a server operating system, it's certainly possible to install it on a desktop operating system like Windows 7. Once you do so, you'll have the tremendous power of the flexible MySQL relational database available to you for free. It's an extremely useful database for both developers and system administrators. Installing MySQL on Windows 7 is an especially valuable tool for those seeking to learn database administration but lack access to a server of their own. Here's a step-by-step walkthrough of the process.
First, you will need to download the appropriate MySQL installer
for your operating system. If you're running a 32-bit version of Windows, you'll want to use the 32-bit Windows MSI installer file. Users of 64-bit versions of Windows will want to use the 64-bit Windows MSI installer file. Whichever installer you use, save the file to your desktop or another location where you will be able to find it again. If you're using a Mac, you should instead read Installing MySQL on Mac OS X 10.7 Lion