Enum QueryReductionKindV2 

pub enum QueryReductionKindV2 {
    Count,
    Sum,
    Min,
    Max,
    Mean,
    Median,
    Std,
}

The closed reducer vocabulary used by model-compatible V2 terminals.

Variants

Count

Count distinct reduced roots.

Sum

Sum a numeric scalar field.

Min

Select the smallest numeric scalar field value.

Max

Select the largest numeric scalar field value.

Mean

Compute the arithmetic mean.

Median

Compute the statistical median.

Std

Compute the sample standard deviation.

Implementations

impl QueryReductionKindV2

pub const fn requires_input(self) -> bool

Return whether this reducer consumes a numeric scalar field.

pub const fn widens_to_double(self) -> bool

Return whether this reducer always returns the double domain.

Trait Implementations

impl Clone for QueryReductionKindV2

fn clone(&self) -> QueryReductionKindV2

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for QueryReductionKindV2

impl Debug for QueryReductionKindV2

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for QueryReductionKindV2

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for QueryReductionKindV2

impl PartialEq for QueryReductionKindV2

fn eq(&self, other: &QueryReductionKindV2) -> bool

Equality operator ==.

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

Inequality operator !=.

impl Serialize for QueryReductionKindV2

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 QueryReductionKindV2