https://discuss.dgraph.io/t/whats-problem-of-this-query/10119
I find the bug is deeply related to the data.
I tar the /dgraph to dgraph.tar
using the data in dgraph.tar , then you can reproduce the bug.
If I export the data and reload it to a new cluster, it' okay.
If I copy the p,w,zw to a new cluster, it's bugs here.
The dgraph version is v20.7.0