[ARROW-3974] [C++] Combine field_builders_ and children_ members in array/builder.h

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.12.0
• Component/s: C++
• External issue URL: https://github.com/apache/arrow/issues/20577
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 09/Dec/18 18:54
• Updated: 11/Jan/23 07:30
• Resolved: 14/Dec/18 22:42

Description

The intent of children_ was to use these in nested type builders. But StructBuilder has its own differently-named child builders member field_builders_. This bit of cruft should be cleaned up