Fix Null Mask Handling in `ArrayData`, `UnionArray`, and `MapArray`#1589

Merged

alamb merged 5 commits intoapache:masterfrom tustvold:nested-array-equality

Apr 28, 2022

+412-881

Commits on Apr 19, 2022

Fix ListArray and StructArray equality (apache#626 )
tustvold
committed

Commits on Apr 20, 2022

Commits on Apr 23, 2022