💡 WordPress uses MySQL as its database management system. WordPress database is where all of the necessary website data is stored. Not just the basic information like usernames and passwords but posts, pages and comments, even the website theme and WordPress configuration settings.
Here you can find various SQL snippets and PHPMyAdmin tips.
According to publicwww about 5000 websites are known to be infected with this type of WordPress malware. It is similar to legendarytable.com malware and adds js code into every post and page so that visitors are redirected to third-party websites. Check if infected To check if your website is infected, open PHPMyAdmin, select your database, … Read full article →
WordPress uses transients to temporarily store data for its plugins and themes. By managing transients you can optimize your website for speed and make sure your website is always functioning properly. Here are a few methods how to safely delete expired WordPress transients: Delete Expired WordPress Transients using WPCLI To delete only expired transients use: … Read full article →
WordPress uses the wp_commentmeta and wp_comments tables to store comments and their data. To delete all comments in WordPress simply empty those tables in the database: To delete all spam comments use: To delete all unapproved comments use: NOTE: In the above commands change wp_ prefix with the table prefix that you are using *(view … Read full article →
Many users choose to host their images on an external service to reduce the load on their hosting. If you are interested in doing this, you will only have to change the location of all the images that you have already uploaded. To do this, you need to make two SQL queries in your database: 1. … Read full article →
We occasionally find ourselves in a situation where we need to test the website first, then point the domain name if everything is in order. To achieve this there are multiple ways: Edit Hosts file on your local computer Use online service such as skipDNS Access WordPress using temporary server URL In this guide We … Read full article →
Post revisions are a WordPress feature that allows you to undo changes and go back to an earlier version of your posts and pages, it works by auto-saving every 60s while you edit content. Since revisions can take up a lot of space in the database, it is a good idea to delete them. or You … Read full article →
1. log in to the MySQL: mysql -u root -p; 2. Select the database: use database_name; 3. List all users: select * from wp_users\G 4. Change the password for the user you require: UPDATE wp_users SET user_pass=MD5(‘new_password_here’) where ID=user_id_here;
For high-traffic websites, I advise developing a stagging website if you make significant updates or even switch the WordPress theme entirely. But one significant problem I encountered while moving from the staging site to the live one is that all database tables are updated, which could result in financial loss if the website receives multiple … Read full article →
WooCommerce plugin uses the wp_actionsscheduler_actions table in the database to log scheduled actions such as cron’s running, product synchronization, upgrade, etc. These actions should be deleted once they are executed but this doesn’t always happen, in most cases, this table uses an InnoDB database engine with a row-level locking feature meaning that multiple queries can … Read full article →
Here is how to add table indexes, keys, and auto_increment fields to WordPress core database tables. These commands will fix the following database errors caused by missing primary keys: ⚠️ NOTE: Before running any of the following commands make sure to create a backup of the database. This commands will only fix your WordPress Core … Read full article →