ShardingSphere‐Sidecar(TODO) . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1.4 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.2 Solution . . . . . . Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4 Pluggable Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4.1 Background Process Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278 Overall Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279 Encryption Rule . . .

ShardingSphere‐Sidecar(TODO) . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1.4 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.2 Solution . . . . . . Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4 Pluggable Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4.1 Background Process Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268 Overall Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269 Encryption Rule . . .

ShardingSphere‐Sidecar(TODO) . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1.4 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.2 Solution . . . . . . Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4 Pluggable Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.4.1 Background Process Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289 Overall Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 290 Encryption Rule . . .

5 1.2.2 Enhance: Database computing enhancement engine . . . . . . . . . . . . . . . 5 1.2.3 Pluggable: Building database function ecology . . . . . . . . . . . . . . . . . . 6 L1 Kernel Layer . . Independent ShardingSphere‐Proxy . . . . . . . . . . . . . . . . . . . . . . . . . 8 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 1.3.2 Running Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Complex primary‐secondary database architecture . . . . . . . . . . . . . . . . . 36 3.3.5 Related References . . . . . . . . . . . . . . .

4 1.2.2 Enhance: Database computing enhancement engine . . . . . . . . . . . . . . . 4 1.2.3 Pluggable: Building database function ecology . . . . . . . . . . . . . . . . . . 4 L1 Kernel Layer . . Using ShardingSphere‐Proxy . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.3.3 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 1.4 Running Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Complex primary‐secondary database architecture . . . . . . . . . . . . . . . . . 35 3.3.5 Related References . . . . . . . . . . . . . . .

2.2 Enhance: Database computing enhancement engine . . . . . . . . . . . . . . . . . . . 5 2.3 Pluggable: Building database function ecology . . . . . . . . . . . . . . . . . . . . . . . 5 2.3.1 L1 Kernel ShardingSphere‐Proxy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 3.3 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4 Running Modes 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Complex primary‐secondary database architecture . . . . . . . . . . . . . . . . . 40 8.3.5 Related References . . . . . . . . . . . . . . .

2.2 Enhance: Database computing enhancement engine . . . . . . . . . . . . . . . . . . . 5 2.3 Pluggable: Building database function ecology . . . . . . . . . . . . . . . . . . . . . . . 5 2.3.1 L1 Kernel ShardingSphere‐Proxy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 3.3 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4 Running Modes 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Complex primary‐secondary database architecture . . . . . . . . . . . . . . . . . 40 8.3.5 Related References . . . . . . . . . . . . . . .

ShardingSphere‐Sidecar(TODO) . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.1.4 Hybrid Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 Features . . . . . . Sharding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 3.9 Pluggable Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 3.9.1 Background focus on its increment instead of a total overturn. Apache ShardingSphere begin to focus on pluggable architecture from version 5.x, features can be em‐ bedded into project flexibility. Currently, the features

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . clusters of MySQL instances. It’s built to run with equal effectiveness on public cloud architecture, private cloud architecture, and dedicated hardware. Vitess and MySQL Vitess combines and extends the important underlying MySQL instances. vtworker vtworker hosts long-running processes. It supports a plugin architecture and offers libraries so that you can easily choose tablets to use. Plugins are available for the

Open-Source infrastructure software: Codis, RebornDB • TiDB, TiKV, TiSpark Agenda • Design Goals • Architecture Evolution • Lessons Learned • Open Source Community Design Goals Goal 1: Horizontal Scalability Scalability Goal 2: High Availability Goal 3: ACID Transaction SQL at Scale select count(*) from t; Architecture Evolution In ancient times • Command-Line interface • Basic CRUD • AST ---> Executor SQL Persistent Storage SQL Layer GolevelDB MySQL Protocol Protocol Layer SQL Layer GolevelDB Pluggable storage engine SQL Layer MemKV Protocol Layer KV Interface GolevelDB RocksDB BoltDB Storage