RocksDB : storage engine for TiKV
RocksDB is the embeddable LSM key-value engine under each TiKV store. TiKV builds tikv/rocksdb (branch 8.10.tikv) through rust-rocksdb, and opens two …
TiKV: Multi-Raft storage — peer consensus, transaction, and MVCC
TiKV is TiDB’s row store built on Multi-Raft: every Region is a Raft group, every durable write is a Raft log entry, and RocksDB holds the Raft log ( …
CAP Theory and Raft implementation in TiDB placement driver
The CAP theorem states what a replicated store can guarantee when the network splits. Raft implements CAP’s CP choice via majority quorum. This post …
TiDB: cluster topology, TiDB server and Placement Driver
TiDB is a MySQL-compatible distributed SQL system. A deployment is a cluster of TiDB servers (compute), PD (control), TiKV (row store), and optionally …