[HIVE-16981] hive.optimize.bucketingsorting should compare the schema before removing RS

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0
• Assignee: Pengcheng Xiong
• Reporter: Pengcheng Xiong
• Created: 28/Jun/17 04:06
• Updated: 23/May/18 00:00
• Resolved: 08/Jul/17 07:16

Description

on master, smb_mapjoin_20.q, run

select * from test_table3;

you will get

val_0  0       NULL    1
...

The correct result is

val_0  0       val_0    1
...

Issue Links

• is related to: HIVE-16965 SMB join may produce incorrect results
• is related to: HIVE-16985 LLAP IO: enable SMB join in elevator after the former is fixed
• links to: RB