ER-Store: A Hybrid Storage Mechanism with Erasure Coding and Replication in Distributed Database Systems

Table 1

New RootTable fields.

Name	Definitions
TableID	Table ID
PK	Primary key range
Tid	Tablet ID
SS (0 is 3 replicas, 1 is 2 replicas EC, 2 is EC)	Storage scheme
t	Temperature
TS	Temperature status
RI	Redundant information
Tidsum	Tablet size
	Baseline data version