Struct Aggregate 

pub struct Aggregate {
    pub groups: Vec<Projection>,
    pub measures: Vec<Measure>,
}

Fields

groups: Vec<Projection>

measures: Vec<Measure>

Trait Implementations

impl AggregateExecution for Aggregate

fn output_schema(&self, input: &Schema) -> Result<Schema, Error>

fn start(&self, input: &Schema) -> Result<Groups, Error>

fn apply( &self, input: &RecordBatch, check: &mut impl FnMut() -> Result<(), Error>, ) -> Result<RecordBatch, Error>

impl Clone for Aggregate

fn clone(&self) -> Aggregate

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Aggregate

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

Formats the value using the given formatter.

impl Described for Aggregate

const NAME: &'static str = "harmos_domain::model::storage::query::transform::aggregate::Aggregate"

const FIELDS: &'static [Field<Definition>]

const MARKER: &'static [u8]

const DEFAULT_VARIANT: Option<usize> = _

const DEFINITION: Definition = _

impl MemorySize for Aggregate

fn memory_size(&self) -> usize

impl Value for Aggregate

fn write(&self, bytes: &mut Vec<u8>)

fn size(&self) -> usize

fn memory(input: &mut Reader<'_>) -> Result<usize, MessageError>

fn read(input: &mut Reader<'_>) -> Result<Aggregate, MessageError>

fn size_many(values: &[Self]) -> usize

fn write_many(values: &[Self], bytes: &mut Vec<u8>)

fn memory_many( input: &mut Reader<'_>, count: usize, ) -> Result<usize, MessageError>

fn read_many( input: &mut Reader<'_>, count: usize, ) -> Result<Vec<Self>, MessageError>