Enum Column 

pub enum Column {
    Int(Vec<i32>),
    UInt(Vec<u32>),
    Long(Vec<i64>),
    ULong(Vec<u64>),
    Double(Vec<f64>),
    Bool(Vec<bool>),
    String(Vec<String>),
}

Column-oriented storage for a single CCDB field.

Variants

Int(Vec<i32>)

Signed 32-bit integer values.

UInt(Vec<u32>)

Unsigned 32-bit integer values.

Long(Vec<i64>)

Signed 64-bit integer values.

ULong(Vec<u64>)

Unsigned 64-bit integer values.

Double(Vec<f64>)

Floating-point values.

Bool(Vec<bool>)

Boolean values.

String(Vec<String>)

UTF-8 string values.

Implementations

impl Column

pub fn len(&self) -> usize

Number of rows in this column.

pub fn is_empty(&self) -> bool

Check if the column is empty.

pub fn row(&self, row: usize) -> Value<'_>

Returns the value at the requested row.

pub fn int(&self) -> Option<Vec<i32>>

Returns a clone of the underlying i32 data, if the type matches.

pub fn uint(&self) -> Option<Vec<u32>>

Returns a clone of the underlying u32 data, if the type matches.

pub fn long(&self) -> Option<Vec<i64>>

Returns a clone of the underlying i64 data, if the type matches.

pub fn ulong(&self) -> Option<Vec<u64>>

Returns a clone of the underlying u64 data, if the type matches.

pub fn double(&self) -> Option<Vec<f64>>

Returns a clone of the underlying f64 data, if the type matches.

pub fn bool(&self) -> Option<Vec<bool>>

Returns a clone of the underlying bool data, if the type matches.

pub fn string(&self) -> Option<Vec<String>>

Returns a clone of the underlying String data, if the type matches.

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.