[IMPALA-9500] Allow returning complex types from a subselect

• Type: New Feature
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: Frontend
• Labels: complextype
• Epic Link: Display complex types
• Epic Color: ghx-label-8
• Assignee: Unassigned
• Reporter: Gabor Kaszab
• Created: 13/Mar/20 15:53
• Updated: 22/Dec/20 23:51

Description

Once the rest of the tasks are implemented from the same epic there is a chance that there won't be anything to do with this issue.

One sample query:

select id, nested_struct.a, a.item
from (
select id * 100 as id,
nested_struct,
int_array
from
functional_parquet.complextypestbl
) t, t.int_array a