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  1. Kylin
  2. KYLIN-4791

Throws exception 'UnsupportedOperationException: empty.reduceLeft' when there are cast expressions in the filters of FilePruner

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    Description

      When execute function 'pruneSegments' of FilePruner, if there are some cast expressions in filter, it will throw exception 'UnsupportedOperationException: empty.reduceLeft'.

       

      Solution:

      Convert cast expressions in filter to attribute before translating filter.

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            zzcclp Zhichao Zhang
            zzcclp Zhichao Zhang
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