Enum datafusion_physical_expr::utils::Guarantee

pub enum Guarantee {
    In,
    NotIn,
}

What is guaranteed about the values for a LiteralGuarantee?

Variants

In

Guarantee that the expression is true if column is one of the values. If column is not one of the values, the expression can not be true.

NotIn

Guarantee that the expression is true if column is not ANY of the values. If column only takes one of these values, the expression can not be true.

Trait Implementations

impl Clone for Guarantee

fn clone(&self) -> Guarantee

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Guarantee

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Hash for Guarantee

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for Guarantee

fn eq(&self, other: &Guarantee) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for Guarantee

impl Eq for Guarantee

impl StructuralPartialEq for Guarantee