PHP - AJAX and MySQL Database
AJAX can be used to interacting with the database. You don't have to make any extra effort. Only write the database logic in you server side page.

The following example will demonstrate how a web page can fetch information from a database with AJAX :

Sample Application
idNameCollegeEmail IdMobile
1V V Ramana ReddyS V Arts and Science Collegeinfo@freetimelearning.com9963666068
2ChantiVidhyalaya Degree Collegefreetimelearn@gmail.com9010023210
3RamanaS V Universityvvramanareddy9963@gmail.com9966463846
5Suman ReddyPriyadharshinisumanreddy.mca@gmail.com9966395199