[HIVE-6391] Use pre-warm APIs in Tez to improve hive query startup

• Type: New Feature
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: tez-branch
• Fix Version/s: tez-branch
• Component/s: Query Processor
• Labels: optimization
• Release Note: Tez session pre-warm support for hive
• Assignee: Gopal Vijayaraghavan
• Reporter: Gopal Vijayaraghavan
• Created: 07/Feb/14 05:55
• Updated: 23/Apr/14 07:17
• Resolved: 14/Feb/14 10:47

Description

With the addition of TEZ-766, Tez supports pre-warmed containers within the Tez session.

Allow hive users to enable and use this feature from within the hive shell.

Issue Links

• is related to: HIVE-6360 Hadoop 2.3 + Tez 0.3
• links to: Review 17838 between .2 and .3
• links to: Reviewboard 17838