[SPARK-22389] partitioning reporting

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.3.0
• Fix Version/s: 2.3.0
• Component/s: SQL
• Assignee: Wenchen Fan
• Reporter: Wenchen Fan
• Created: 29/Oct/17 13:06
• Updated: 31/Jan/18 07:37
• Resolved: 22/Jan/18 23:22

Description

We should allow data source to report partitioning and avoid shuffle at Spark side

Issue Links

• links to: [Github] Pull Request #20201 (cloud-fan)