[ARROW-2244] [C++] Slicing NullArray should not cause the null count on the internal data to be unknown

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.9.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/18204
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 01/Mar/18 23:16
• Updated: 11/Jan/23 07:19
• Resolved: 05/Mar/18 08:26

Description

see https://github.com/apache/arrow/blob/master/cpp/src/arrow/array.cc#L101

Issue Links

• links to: GitHub Pull Request #1696