PctChangeFunction

sql_cli::sql::aggregates::analytics

Struct PctChangeFunction

pub struct PctChangeFunction;

Trait Implementations§

impl AggregateFunction for PctChangeFunction

fn name(&self) -> &'static str

Name of the function (e.g., “SUM”, “AVG”)

fn init(&self) -> AggregateState

Initialize the aggregation state

fn accumulate( &self, state: &mut AggregateState, value: &DataValue, ) -> Result<()>

Add a value to the aggregation

fn finalize(&self, state: AggregateState) -> DataValue

Finalize and return the result

fn requires_numeric(&self) -> bool

Check if this function requires numeric input

Auto Trait Implementations§

impl Freeze for PctChangeFunction

impl RefUnwindSafe for PctChangeFunction

impl Send for PctChangeFunction

impl Sync for PctChangeFunction

impl Unpin for PctChangeFunction

impl UnwindSafe for PctChangeFunction

Blanket Implementations§

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where T: 'static + ?Sized,

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