Remove unnecessary database functions

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To prevent SQL injection attacks, you should also try to remove all database functionality and files that you don't need on your website.

For example, you can delete unnecessary tables, trash, or unapproved comments that can make your database vulnerable to hackers.

To remove unnecessary database features, we recommend WP-Optimize . It's an amazing plugin that removes unnecessary tables, post revisions, drafts, trashed comments, deleted posts, pingbacks, post metadata, and much more.

Remove unnecessary database functionality
It removes all files you don't need and optimizes your database to make it safer and faster. For more details, see our beginner's guide to WordPress database optimization .

Bonus: Use WPBeginner Pro services to create a secure site
Once you have taken all the preventive measures against SQL injection twitter database attacks, you can also opt for WPBeginner Pro services.

We can help you identify and fix any other security vulnerabilities you're not aware of. Additionally, if you've already suffered an SQL injection attack, our experts can help you limit the damage and recover your systems .

WPBeginner Professional Services Hacked Site Repair
You can also contact us to improve your site's speed optimization, design, SEO, or even completely rebuild your existing WordPress site, whether it has been hacked or not.

For more information, check out all our WPBeginner Professional Services .

We hope this article helped you learn how to prevent SQL injection attacks on WordPress. You may also want to check out our beginner's guide on how to check for WordPress security updates or our ultimate guide to WordPress security .