Struct arrow::datatypes::Field

pub struct Field { /* fields omitted */ }

Arrow struct/schema field

Methods

impl Field

pub fn new(name: &str, data_type: DataType, nullable: bool) -> Self

pub fn name(&self) -> &String

pub fn data_type(&self) -> &DataType

pub fn is_nullable(&self) -> bool

pub fn from(json: &Value) -> Result<Self, ArrowError>

Parse a field definition from a JSON representation

pub fn to_json(&self) -> Value

Generate a JSON representation of the field

pub fn to_string(&self) -> String

Trait Implementations

impl Debug for Field

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Clone for Field

fn clone(&self) -> Field

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq for Field

fn eq(&self, __arg_0: &Field) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &Field) -> bool

This method tests for !=.

impl Eq for Field

impl Display for Field

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

Formats the value using the given formatter.