The International Journal of Innovative Research in Computer and Communication Engineering
Social networks are well known class of Web-based services that are characterized by novel patterns of access where user operations are not limited to navigation but interaction, knowledge and resource sharing among communities of online users. Here online users upload resources, insert short comments, create links with other users. As the social networks is growing hugely on day-today basis, operating on entire working set is expensive in terms of network, storage and computational power. So it will be beneficial to work just or mainly on the hot set.