How to make Asynchronous call to DB using Java. Please note i do not want to wait for the DB results.?

you can just use threads to call you view and refersh 

try to see executer service

You can create your method to select from db and make it  Asynchronous by adding "@Asynchronous" key word befor it . you can make solve your problem by creating method and select each time e.g.20 records and get the number of records first then loop till you reach the max number and appen the records in your structor (table) and when ever your refresh or use ajax to refresh the value automaticly .