This week on WPwatercooler we’ll be discussing how you can do some spring cleaning in your WordPress database to make it bright, shiny and new again!

• Uninstall Options in WordPress Plugins. Should a plugin remove options upon deletion?
• WP-Optimize
• SQL Query to delete orphans wp_postmeta « WordPress.org Forums
• WP-Sweep
• Finds and delete orphaned tables in a WordPress Multisite network.