Warning: This will remove all posts on your wordpress installation. Make sure you have a backup or simply don’t want them anymore… when they are gone they are gone!
- Login to PHPMyAdmin
- On the left hand side – select your wordpress database
- Click on the Posts stable
- Click Operations (top menu bar)
- Click Empty the table (TRUNCATE)
- Click Ok
Note: Clearing the postsmeta table will delete the references to your images and post tags.