Move nested union optimization from plan builder to logical optimizer#7695

Merged

alamb merged 8 commits intoapache:mainfrom maruschin:add_union_optimization

Oct 10, 2023

+404-71

Commits on Oct 9, 2023

Add naive implementation of eliminate_nested_union
Evgeny Maruschenko
committed
Remove union optimization from LogicalPlanBuilder::union
Evgeny Maruschenko
committed
Fix propagate_union_children_different_schema test
Evgeny Maruschenko
committed
Add implementation of eliminate_one_union
Evgeny Maruschenko
committed
Simplified eliminate_nested_union test
Evgeny Maruschenko
committed
Fix
Evgeny Maruschenko
committed

Commits on Oct 10, 2023