GraphQL query does not respond when a list field is empty

[itsjay (Jay)]

Looks like it’s an issue with v21.03.0.

Found these issues:

Graphql hierarchical query hangs on version 21.03.0

I personally would be a fan of latest being removed from docs/ docker hub, since it has completely undefined release semantics, and causes confusion like this. Maybe this should the content of a new topic here.

Certain GraphQL Queries Hang

Hi @StellarAnt and @testak , Welcome to Dgraph Community !! Thanks for posting this bug. We had made changes to how graphql results are encoded in Dgraph in January and the new encoding has this issue. This issue was reported earlier and has been fixed in master and upcoming 21.03.1 release with the following PR, Fix(GraphQL): Fix GraphQL encoding in case of empty list by vmrajas · Pull Request #7726 · dgraph-io/dgraph · GitHub . This happens when edge1 is an empty list and edge2 has more th…

And this PR:
https://github.com/dgraph-io/dgraph/pull/7726

Tried in v21.03.2 and it works (should also work in v21.03.1, but haven’t tested yet)