[IMPALA-1120] Fetch column stats in bulk using new (Hive .13) HMS APIs

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Impala 2.0
• Fix Version/s: Impala 2.2
• Assignee: Henry Robinson
• Reporter: Lenni Kuff
• Created: 29/Jul/14 00:38
• Updated: 13/Jan/15 18:17
• Resolved: 13/Jan/15 18:17

Description

We should update our code that fetches and updates column stats to use the new bulk APIs introduced in Hive .13. Instead of fetching a single column at a time, we can now fetch stats for a list of column names.