Trait AccumulateFunction 

pub trait AccumulateFunction: Send + Sync {
    // Required methods
    fn init(&self) -> Box<dyn AccumulateState>;
    fn name(&self) -> &str;
    fn clone_box(&self) -> Box<dyn AccumulateFunction>;
}

Accumulate function trait - defines how to aggregate values

Required Methods

fn init(&self) -> Box<dyn AccumulateState>

Initialize the accumulator

fn name(&self) -> &str

Get the function name

fn clone_box(&self) -> Box<dyn AccumulateFunction>

Clone the function

Implementors

impl AccumulateFunction for AverageFunction

impl AccumulateFunction for CountFunction

impl AccumulateFunction for MaxFunction

impl AccumulateFunction for MinFunction

impl AccumulateFunction for SumFunction