[TAJO-2096] Apply offheap to the join operator

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Fix Version/s: 0.13.0
• Component/s: Physical Operator
• Assignee: Jinho Kim
• Reporter: Jinho Kim
• Created: 16/Mar/16 05:36
• Updated: 02/Dec/17 17:33

Description

Join operator is kept target table in the heap memory. but it causes too many GC.
If memory type is choosable, it would be better