[SPARK-25190] Better operator pushdown API

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Affects Version/s: 2.4.0
• Component/s: SQL
• Labels: bulk-closed
• Assignee: Unassigned
• Reporter: Wenchen Fan
• Created: 22/Aug/18 06:08
• Updated: 25/May/21 01:50
• Resolved: 25/May/21 01:45

Description

The current operator pushdown API is a little hard to use. It defines several SupportsPushdownXYZ interfaces and ask the implementation to be mutable to store the pushdown result. We should design a builder like API.