[KYLIN-1367] Use by-layer cubing algorithm if there is memory hungry measure

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: v1.4.0
• Fix Version/s: v1.5.0
• Component/s: Job Engine
• Assignee: Shao Feng Shi
• Reporter: Shao Feng Shi
• Created: 25/Jan/16 08:46
• Updated: 31/Mar/16 06:09
• Resolved: 31/Mar/16 06:09

Description

Fast-cubing (also called in-mem cubing) is not good for the measure types which cost much memory, like Distinct count and TopN. If found such measure type, use the by-layer cubing automatically.