[IMPALA-11857] Join build fragments not displaying correctly in graphical plan

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: Impala 4.1.2, Impala 4.3.0
• Component/s: Backend
• Target Version: Impala 4.1.2
• Epic Color: ghx-label-4
• Assignee: Kurt Deschler
• Reporter: Kurt Deschler
• Created: 23/Jan/23 22:53
• Updated: 29/Mar/23 08:08
• Resolved: 27/Jan/23 17:48

Description

Repro:

Run a query with mt_dop enabled and look at the plan output in the web server. Join build fragments are not connected properly to the DAG.

use tpch_parquet;

set mt_dop = 10;

select count from part join partsupp on ps_partkey=p_partkey and ps_suppkey=10;