Function mz_transform::redundant_join::try_build_expression_using_other

fn try_build_expression_using_other(
    root_expr: &MirScalarExpr,
    other: usize,
    other_prov: &ProvInfo,
    input_mapper: &JoinInputMapper
) -> Option<MirScalarExpr>

Tries to build root_expr using elements from other’s projection.