[ARROW-6689] [Rust] [DataFusion] Query execution enhancements for 1.0.0 release

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: Rust, Rust - DataFusion
• External issue URL: https://github.com/apache/arrow/issues/16900
• Assignee: Andy Grove
• Reporter: Andy Grove
• Created: 25/Sep/19 13:55
• Updated: 11/Jan/23 07:48
• Resolved: 12/May/20 14:19

Description

There a number of optimizations that can be made to the new query execution and this is a top level story to track them all.

Sub-Tasks

• [Rust] [DataFusion] HashAggregate without GROUP BY should use SIMD: Resolved
• [Rust] [DataFusion] Use tokio and Futures instead of spawning threads: Closed
• [Rust] [DataFusion] Refactor of HashAggregateExec to support custom merge: Resolved
• [Rust] [DataFusion] Implement operator to write query results to partitioned CSV: Resolved
• [Rust] [DataFusion] Implement simple math operations in physical query plan: Resolved
• [Rust] [DataFusion] Aggregate queries are slower with new physical query plan: Resolved
• [Rust] [DataFusion] Implement string literal expression: Resolved