Module eliminate_outer_join 

EliminateOuterJoin converts LEFT/RIGHT/FULL joins to INNER joins

Structs

EliminateOuterJoin

Attempt to replace outer joins with inner joins.

Functions

eliminate_outer

extract_non_nullable_columns 🔒

Recursively traverses expr, if expr returns false when any inputs are null, treats columns of both sides as non_nullable columns.