HASS is new sharding technique considering frequently accessed spot for distributed database.
We implemented it based on MongoDB.
Detailed design, implementation and experiment result is shown in report(https://github.com/heejin5178/HASS/blob/master/HASS_report.pdf).
If you have questions, please contact via heejin5178@gmail.com or sheepjin11@gmail.com.