This tutorial is part of our FREE WordPress Management training and WordPress Troubleshooting tutorial series.
In this series of step-by-step tutorials, we show you how to troubleshoot and fix common WordPress errors.
Important: Always do a backup of your WordPress site (files and database) before modifying any files or performing any upgrades or installations!
If you don’t want to back up your data yourself, then get professional support, or use a backup plugin.
A large database backup file is often caused when specific plugins that you have installed on your WordPress site end up storing a large amount of data …
(Large WordPress Database)
Plugins that block spam or collect statistics on your blog can generate a large amount of data that really isn’t necessary to store in your database backup file.
For example, in the screenshot below, a statistics plugin has added over 735 MB of data to the site’s database …
The data in this table could be emptied (deleted) to significantly reduce the size of the WordPress database, making it easier to back up …
If you’re using a common backup tool, you should be able to select specific tables that you want to include in the database backup file …
(Select specific database tables to back up)
Just include the tables that are important to include in your backup file and exclude tables that generate interesting data, but don’t contain the core information for your site.
Before backing up your WordPress database, try optimizing it to clean up and delete unnecessary data. If you need help optimizing your WordPress database, see this tutorial:
Image files also require a large amount of storage space. If you have image files that are no longer being used on your site, delete these before backing up.
If the file is simply too large to backup, even after making the above-recommended adjustments, there are methods you can use, but they are far more technical to implement than the scope of our training tutorials for non-techies allows.
For examples of these methods, refer to the tutorials listed below:
In any case, the first step to take if your WordPress database is too large to backup is to contact your hosting company for assistance.
To learn how to back up your database, see the tutorial below:
If you experience other problems with WordPress, please refer to the tutorials in the section below:
"If you're new to WordPress, this can stand on its own as a training course and will stay with you as you progress from beginner to advanced and even guru status." - Bruce (Columbus, Ohio)