[KYLIN-1522] HLLC is incorrect when result is feed from cache

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: v1.5.0
• Fix Version/s: v1.5.1
• Assignee: Hongbin Ma
• Reporter: liyang
• Created: 22/Mar/16 09:01
• Updated: 13/Apr/16 02:04
• Resolved: 05/Apr/16 08:06

Description

The query result of HLLC is incorrect – being a constant value across multiple rows – when the result is read from cache.

The cause is likely multiple rows in cache is referencing the same HLLC counter object.