Enum BooleanTest 

pub enum BooleanTest {
    IsTrue,
    IsNotTrue,
    IsFalse,
    IsNotFalse,
    IsUnknown,
    IsNotUnknown,
}

The six predicates over SQL’s true, false and NULL Boolean inputs.

Variants

IsTrue

IsNotTrue

IsFalse

IsNotFalse

IsUnknown

IsNotUnknown

Implementations

impl BooleanTest

pub const fn label(self) -> &'static str

pub const fn catalog_code(self) -> i64

Stable PostgreSQL catalog node identity, independent of parser protobuf tags.

pub const fn from_catalog_code(code: i64) -> Option<Self>

Trait Implementations

impl Clone for BooleanTest

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for BooleanTest

impl Debug for BooleanTest

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for BooleanTest

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for BooleanTest

impl PartialEq for BooleanTest

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for BooleanTest

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for BooleanTest