apache / druid

Apache Druid: a high performance real-time analytics database.
https://druid.apache.org/
Apache License 2.0
13.46k stars 3.7k forks source link

Druid loading lookups failed to iterate over fetched data #17337

Closed TessaIO closed 3 days ago

TessaIO commented 5 days ago

Druid loading lookup failed to iterate over fetched data.

Affected Version

Starting from v28.0.0 to v30.0.1

Description

Steps to reproduce the issue: 1- Create a loading lookup that has a JDBC connection 2- Wait for a couple of minutes until the lookup is created and registered 3- Try to get the values of the lookup 4- You should see an error saying that it cannot iterate over fetched data

TessaIO commented 5 days ago

FYI @Akshat-Jain