[ARROW-9708] [Rust] [DataFusion] Remove use of threads and channels from ParquetScanExec

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Invalid
• Component/s: Rust, Rust - DataFusion
• External issue URL: https://github.com/apache/arrow/issues/25763
• Assignee: Andy Grove
• Reporter: Andy Grove
• Created: 12/Aug/20 18:29
• Updated: 11/Jan/23 11:08
• Resolved: 24/Dec/20 21:02

Description

At the time I implemented the parquet scan exec I thought it was necessary to run in a thread and use channels to communicate but this can be avoided in conjunction with other changes in the parent issue.