Discussion page with bootstrap php and mysql

How can I create a discussion page with bootstrap???

There is no "logical" relationship between the language you are using to develop the page and Bootstrap. Bootstrap is an CSS framework which provides "responsive" design to your website. If you want to learn bootstrap follow the below url:
the users or members should be able to comment.

For this i suggest, you can use the third party plug-ins like disqus:

Hope this helps!