hailin.huang created KYLIN-4199:
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Summary: User Defined Function can't reture type Date
Key: KYLIN-4199
URL: https://issues.apache.org/jira/browse/KYLIN-4199
Project: Kylin
Issue Type: Bug
Components: Query Engine
Affects Versions: v2.6.3
Reporter: hailin.huang
In my scene, I implement user defined fuction str_to_date to support client
user use mysql dilect to query.
However when I execute query like this:
select str_to_date(dt) as dt,sum(pv) as pv from access_log group by
str_to_date(dt);
Kylin throw execution Long can't covert Date.
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