[ARROW-9210] [C++] Use OptionalBitBlockCounter in ArrayDataInlineVisitor

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/25311
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 22/Jun/20 17:17
• Updated: 11/Jan/23 08:05
• Resolved: 23/Jun/20 12:40

Description

This will speed up nearly every code path where it's used in the cases where data is mostly not-null or mostly-null, while costing nothing in the null_count == 0 case.

Issue Links

• links to: GitHub Pull Request #7521