Daniel Becker created IMPALA-12751:
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Summary: Crash unnesting nested array coming from UNION ALL
Key: IMPALA-12751
URL: https://issues.apache.org/jira/browse/IMPALA-12751
Project: IMPALA
Issue Type: Bug
Components: Backend, Frontend
Reporter: Daniel Becker
Unnesting a 2D array coming from a UNION ALL crashes:
{code:java}
with v0 as (select arr_int_2d from collection_tbl
union all select arr_int_2d from collection_tbl)
select a.item middle from v0, v0.arr_int_2d a;{code}
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