Trait Tuple 

pub trait Tuple {
    // Required method
    fn value_at(&self, idx: usize) -> Option<TypedValue>;
}

Trait for accessing values by column index during expression evaluation.

Implemented for [TypedValue] (backward-compatible slice access) and for RowRef in the executor (zero-copy column-major access from DataChunk).

Required Methods

fn value_at(&self, idx: usize) -> Option<TypedValue>

Implementations on Foreign Types

impl Tuple for Vec<TypedValue>

fn value_at(&self, idx: usize) -> Option<TypedValue>

impl Tuple for [TypedValue]

fn value_at(&self, idx: usize) -> Option<TypedValue>

Implementors