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https://issues.apache.org/jira/browse/CASSANDRA-13375?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ZhaoYang updated CASSANDRA-13375:
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Fix Version/s: 3.11.0
> Cassandra v3.10 - UDA throws AssertionError when no records in select
> ----------------------------------------------------------------------
>
> Key: CASSANDRA-13375
> URL: https://issues.apache.org/jira/browse/CASSANDRA-13375
> Project: Cassandra
> Issue Type: Bug
> Components: CQL
> Reporter: Laurentiu Amitroaie
> Fix For: 3.11.0
>
> Attachments: aggregate_with_no_records.cql
>
>
> If the aggregate function is used in a select which fetches no records there
> is a ServerError reported.
> It seems the bug is in org.apache.cassandra.cql3.functions.UDAggregate, there
> is an "assert !needsInit;" done on compute.
> Attached is a file which creates a keyspace / table / data records and
> UDF/UDA to replicate the issue.
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