[SPARK-17170] Enable whole partition pruning for InMemoryTableScanExec

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Affects Version/s: 2.0.0
• Component/s: SQL
• Labels: bulk-closed
• Assignee: Unassigned
• Reporter: Patrick Woody
• Created: 20/Aug/16 13:39
• Updated: 21/May/19 04:33
• Resolved: 21/May/19 04:33

Description

Currently InMemoryTableScanExec will prune cached batches executor side, possibly pruning the entire partition in the process. We should be able to leverage the same stats to determine if an entire partition can be removed up front and avoid launching a task.

Issue Links

• links to: [Github] Pull Request #14733 (pwoody)