Daniil Kirilyuk created QPID-8717:
-------------------------------------
Summary: [Broker-J] Broker query engine may produce
ClassCastException when using AVG function
Key: QPID-8717
URL: https://issues.apache.org/jira/browse/QPID-8717
Project: Qpid
Issue Type: Bug
Components: Broker-J
Affects Versions: qpid-java-broker-10.0.0
Reporter: Daniil Kirilyuk
Fix For: qpid-java-broker-10.0.1
Attachments: ClassCastException.txt
REST API request using AVG aggregate function sometimes returns http 500 server
error to client and broker.log records ClassCastException.
{code:java}
curl -i -X POST -H "Content-Type: application/json" -H "Accept:
application/json" -d \
'{
"sql": "SELECT AVG(queueDepthMessages) AS AverageDepth FROM queue"
}' \
http://localhost:8080/api/latest/querybroker/broker {code}
Error stacktrace: [^ClassCastException.txt]
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