Struct ArrowField 

pub struct ArrowField {
    pub name: String,
    pub tag: u32,
    pub ty: ArrowLeafType,
    pub kind: FieldKind,
    pub cardinality: Cardinality,
    pub classification: Classification,
}

One leaf-typed field in the Arrow schema for a per-event payload struct.

Fields

name: String

Snake-case proto field name, e.g. latency_ms.

tag: u32

The proto tag — provides stable column identity across renames.

ty: ArrowLeafType

Logical primitive type.

kind: FieldKind

kind: from the proto annotation.

cardinality: Cardinality

Cardinality cap (LABEL only; Unspecified for non-LABEL).

classification: Classification

Classification (drives PII redaction).

Trait Implementations

impl Clone for ArrowField

fn clone(&self) -> ArrowField

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ArrowField

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

Formats the value using the given formatter.