PD RPC client provides "output regions must have leader" guarantee option

Open lance6716 opened this issue 1 year ago • 0 comments

Enhancement Task

Callers sometimes have their own logic to check the leader of regions from scan regions API

https://github.com/pingcap/tidb/blob/7e73ddc91b5f9f089e84f0dc645cf71a27b2ad50/br/pkg/restore/split/split.go#L72

https://github.com/tikv/client-go/blob/88ce38492f7b30d95f4e3a7c760ba44c9a32f1be/internal/locate/region_cache.go#L2328-L2339

I prefer the client can provide an option to handle it

Jul 26 '24 02:07 lance6716