[HIVE-18846] Query results cache: Allow queries to refer to the pending results of a query that has not finished yet

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0
• Component/s: Query Planning
• Assignee: Jason Dere
• Reporter: Jason Dere
• Created: 02/Mar/18 00:55
• Updated: 22/May/18 23:16
• Resolved: 15/Mar/18 22:58

Description

Currently, a query's results can only be looked up in the cache if the query has completely finished execution. Allow new queries to use the results cache to find queries that are still executing so they can re-use the results when the query has finished.

Issue Links

• links to: https://reviews.apache.org/r/66005/