Function is_distinct_from

datafusion/pruning/src/pruning_predicate.rs:5739–5745

(left: Expr, right: Expr)

    }

    fn is_distinct_from(left: Expr, right: Expr) -> Expr {
        Expr::BinaryExpr(BinaryExpr::new(
            Box::new(left),
            Operator::IsDistinctFrom,
            Box::new(right),
        ))
    }

    fn test_build_predicate_expression(
        expr: &Expr,