Long Mvh created TAJO-1112:
------------------------------
Summary: Implement histogram interface and a candidate histogram
Key: TAJO-1112
URL: https://issues.apache.org/jira/browse/TAJO-1112
Project: Tajo
Issue Type: Sub-task
Reporter: Long Mvh
Assignee: Long Mvh-- This message was sent by Atlassian JIRA (v6.3.4#6332)
