[ARROW-12156] [Rust] Calculate the size of a RecordBatch

• Type: New Feature
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: Rust
• External issue URL: https://github.com/apache/arrow/issues/27977
• Assignee: Unassigned
• Reporter: Neville Dipale
• Created: 30/Mar/21 17:43
• Updated: 11/Jan/23 08:24

Description

We can compute the size of an array, but there's no facility yet to compute the size of a recordbatch.

This is useful if we need to measure the size of data we're about to write.