v0.5.0

We have utilized the Raft consensus algorithm to maintain a cluster of replica servers.

v0.4.0

Introduced a relational model that supports SQL queries and a command-line REPL client interface.

v0.3.0

Introduced support for concurrent ACID transactions based on Multi-Version Concurrency Control (MVCC). Two isolation levels are offered: Snapshot Isolation (SI) and Serializable Snapshot Isolation (SSI).

v0.2.0

Added LSM-tree as the main key-value storage engine, providing on-disk persistency and support for concurrent operations.

v0.1.0

An in-memory, non-persistent, single-threaded, non-transactional, non-relational, centralized database.