Building a Large-Scale Distributed Storage System Based on Raft
We also introduced another role (Raft-learner) to the Raft group and make a columnar extension. More details can be found here:
<a href="https://pingcap.com/blog/delivering-real-time-analytics-and-true-htap-by-combining-columnstore-and-rowstore/" rel="nofollow">https://pingcap.com/blog/delivering-real-time-analytics-and-...</a>