Struct datafusion::rel::ColumnMeta

pub struct ColumnMeta {
    pub name: String,
    pub data_type: DataType,
    pub nullable: bool,
}

Definition of a column in a relation (data set).

Fields

name: String

data_type: DataType

nullable: bool

Methods

impl ColumnMeta

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

Trait Implementations

impl Debug for ColumnMeta

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

Formats the value using the given formatter.

impl Clone for ColumnMeta

fn clone(&self) -> ColumnMeta

Returns a copy of the value.

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

Performs copy-assignment from source.