HBase
HMaster
What’s the function of HMaster?
HMaster is responsible for region assignment as well as DDL (create, delete tables) operations.
There are two main responsibilities of HMaster:
- Coordinating the region servers, including assigns regions on startup, recovery or load balancing, and re-assigns regions.
- Manage the tables, including creating, updating, deleting tables in HBase.
Data split
