[HIVE-13722] Add flag to detect constants to CBO pull up rules

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Fix Version/s: 2.1.0
• Component/s: CBO, Logical Optimizer, Physical Optimizer
• Assignee: Jesús Camacho Rodríguez
• Reporter: Jesús Camacho Rodríguez
• Created: 09/May/16 21:51
• Updated: 27/Feb/24 22:24
• Resolved: 11/May/16 15:48

Description

Add flag to avoid firing CBO pull up constants rules indefinitely. This issue can be reproduced using e.g. union27.q, union_remove_19.q, unionDistinct_1.q.

Issue Links

• is broken by: HIVE-13638 CBO rule to pull up constants through Sort/Limit
• is broken by: HIVE-13639 CBO rule to pull up constants through Union