and I want to display the queue list using database table and I want it to update live without refreshing the web. How to display a database table data that is automatically updating ( no need to refresh) using Codeigniter? I'm trying to make a queue management system and I want to display the queue list using database table and I want it to update live without refreshing the web. Someone advice me to use Ajax but I don't know how to use it yet. Please help me I need some detailed explanation or reference code.