Core Concept

Production Database

The database used for production data.

Shadow Database

The database for pressure testing data isolation.

Shadow Algorithm

The shadow algorithms are closely related to business, there are 2 types of shadow algorithms provided.

• Column based shadow algorithm

Recognize data from SQL and route to shadow databases. Suitable for test data driven scenario.

• Hint based shadow algorithm

Recognize comment from SQL and route to shadow databases. Suitable for identify passed by upstream system scenario.