My webpage requests the data to database to get the updated value in every 3 seconds. is this standard way ?

Answer 1

no use ajax to do this. Using only with PHP will slow down your webpage with little number of user.

Answer 2

then you are using standard way, but there are many thing you can use to make your site load more fast. One of it is socket. But do not go there if you are a new programmer

Answer 3

yup...I have used ajax..and It requests upadated data in background in every 3 seconds

Answer 4

would you please explain what socket does ?