[IMPALA-12153] Parquet STRUCT reader doesn't fill position slots

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: Impala 4.3.0
• Component/s: Backend
• Epic Color: ghx-label-13
• Assignee: Zoltán Borók-Nagy
• Reporter: Zoltán Borók-Nagy
• Created: 22/May/23 16:05
• Updated: 05/Jun/23 11:28
• Resolved: 05/Jun/23 11:28

Description

The Parquet STRUCT reader doesn't fill the collection position slot, neither the file position slot.

E.g.:

select id, file__position, pos, item
from complextypestbl c, c.nested_struct.c.d.item;

SET expand_complex_types=True;
select file__position, * from complextypestbl;