Unable to correctly extract the aggregation function names from the dictionary received as parameters in the Analyzer message

Reporters

• Waleed Akbar (CTTC)
• Lluis Gifre (CTTC)

Description

In analyzer backend, Spark streamer class is unable to correctly extract the aggregation function names from the dictionary received as parameters in the Analyzer message.

Deployment environment

• Operating System (include version):
• MicroK8s (include version and add-ons):
• TeraFlowSDN (include release/branch-name/commit-id):

TFS deployment settings

• Analytics component

Sequence of actions that resulted in the bug

• Calling of StartAnalyzer method of Analytics frontend

Expected behaviour

• The streamer will output the columns with the names specified in the dictionary received as parameters in the Analyzer message.

Acknowledgements

This work is funded by the European Commission through the HORIZON-JU-SNS-2022 FLEX-SCALE project with Grant Agreement number 101096909.