Convert all your database character sets to utf8, trying to follow Codex guides.
Extremely simple way for developers to create new tables inside the existing WordPress database.
This plugin will backup the mysql tables and email to a specified email address daily, weekly, monthly or even yearly.
Adminer is a full-featured MySQL management tool written in PHP. This plugin include this tool in WordPress.
Allows you to insert all or part of the global GeoNames database in your WordPress base.
Displaying SQL result data as graphical chart on your blog (shortcodes) or your dashboard with use of Google Chart Tools.
Create and save SQL Reports in your WP Admin and place them on pages and posts with a shortcode. Keep your database safe with automatic backups.
MiwoSQL is a simple and fast database management plugin that operates by executing SQL queries from the back-end of WordPress.
List query-actions only for admins; for debug purposes
ESP Bridge links WordPress to the Enhanced SQL Portal, giving you the ability to manage your database and create forms without a database login.
Automate your WordPress, website & database backups using the myRepono remote website backup service.
SQL Window plugin is a really helpfull tool for Administrators and developers. Can execute database commands and return results in a new page.
Execute arbitrary SQL queries against your WordPress database from the Admin.
Use Firebug with FirePHP to analyze the SQL queries made by WordPress. Ideal for development and avoid performance issues.
Tailored HTML is a great way to dynamically control content for authenticated / unauthenticated users.
SqlMe - MySQL monitoring and profiling tool for developers and administrators.
Keep your database safe with scheduled backups. Multiple option for off-site backups also available.
MySQL interface. Create forms to insert, update and search. Embed tables or single values into pages. Foreign keys. Password records. Send email.
The Plugin Debug Objects provides a large number of information: query, cache, cron, constants, hooks, functions and many more.
Quick and usefull wordpress tunes!
Plugin shows in the admin bar the number of SQL queries, the amount of time in seconds and memory load.
Clear StatPress or StatPressCN mysql log data etc.
Advanced Custom Fields plugin to allow for dynamic choices (through SQL queries)
Adds icons automatically to any uploads and/or file links inserted into your blog posts.
Presents the results of a database query in a table. The query can be saved as a view which can then be embedded in any post using a shortcode. Views
Work with FirePHP, only PHP5 and a sample af values of WordPress
DBC Backup 2 is a safe & simple way to schedule regular WordPress database backups using the wp-cron batch jobs.
Export a bzipped mysqldump output from WordPress admin interface.
WP Backup is a plugin that allows you to easily preform an sql backup and and create a tar and gzipped backup of your /wp-content/ directory from with