[ARROW-9914] [Rust][DataFusion] Document the SQL -> Arrow type mapping

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.0.0
• Component/s: Rust, Rust - DataFusion
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/25946
• Assignee: Andrew Lamb
• Reporter: Andrew Lamb
• Created: 04/Sep/20 14:49
• Updated: 11/Jan/23 08:09
• Resolved: 07/Sep/20 03:13

Description

DataFusion uses SQL data types for its query language, but Arrow types for its plans and execution. We should document the mapping of SQL types to Arrow types.

Issue Links

• links to: GitHub Pull Request #8111