Enum Column 

pub enum Column {
    Int64(Int64Column),
    Float64(Float64Column),
    String(StringColumn),
    Boolean(BooleanColumn),
}

Enum representing a column

Variants

Int64(Int64Column)

Float64(Float64Column)

String(StringColumn)

Boolean(BooleanColumn)

Implementations

impl Column

pub fn from_any(data: Box<dyn Any>) -> Self

Create a Column from an Any type (useful for legacy conversion)

impl Column

pub fn len(&self) -> usize

Returns the length of the column

pub fn is_empty(&self) -> bool

Returns whether the column is empty

pub fn column_type(&self) -> ColumnType

Returns the type of the column

pub fn name(&self) -> Option<&str>

Returns the name of the column

pub fn clone_column(&self) -> Self

Clones the column

pub fn as_int64(&self) -> Option<&Int64Column>

Casts to Int64Column

pub fn as_float64(&self) -> Option<&Float64Column>

Casts to Float64Column

pub fn as_string(&self) -> Option<&StringColumn>

Casts to StringColumn

pub fn as_boolean(&self) -> Option<&BooleanColumn>

Casts to BooleanColumn

Trait Implementations

impl Clone for Column

fn clone(&self) -> Column

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Column

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

Formats the value using the given formatter.

impl From<BooleanColumn> for Column

fn from(col: BooleanColumn) -> Self

Converts to this type from the input type.

impl From<Float64Column> for Column

fn from(col: Float64Column) -> Self

Converts to this type from the input type.

impl From<Int64Column> for Column

fn from(col: Int64Column) -> Self

Converts to this type from the input type.

impl From<StringColumn> for Column

fn from(col: StringColumn) -> Self

Converts to this type from the input type.