Development of Distributed: id generator

General distributed system development is not recommended to use the database comes from doing by ID id.

reason:

1. The sub-library sub-table is not convenient. (TIDB age to be open to question)

2. Multi-room is not conducive to live deployment.

 

So if you do not use the database id. How does that generate id.

1. Twitter's SnowFlake. python version: pysnowflake

2.