Remove all content from your blog's database (by table). Multisite compatible.
Removes all the content from your blog's database on a per table basis.
To use simply install and visit the Tools > Suicide page.
For multisite installs of WordPress visit Network Admin > Sites > Network Suicide to choose which sites you would like to remove content from.
If you're interested in contributing to the code behind this plugin, it's also hosted on GitHub: https://github.com/justincwatt/wp-suicide