Enum ColumnType 

pub enum ColumnType {
    Int,
    UInt,
    Long,
    ULong,
    Double,
    String,
    Bool,
}

Typed representation of a column type.

Variants

Int

A column of signed integers (i32).

UInt

A column of unsigned integers (u32).

Long

A column of signed integers (i64).

ULong

A column of unsigned integers (u64).

Double

A column of floating-point values (f64).

String

A column of UTF-8 encoded strings.

Bool

A column of boolean values.

Implementations

impl ColumnType

pub fn type_from_str(s: &str) -> Option<Self>

Attempts to build a ColumnType from the identifier stored in CCDB.

pub fn as_str(&self) -> &'static str

Returns the identifier string stored in CCDB for this type.

Trait Implementations

impl Clone for ColumnType

fn clone(&self) -> ColumnType

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ColumnType

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

Formats the value using the given formatter.

impl Default for ColumnType

fn default() -> ColumnType

Returns the “default value” for a type.

impl Display for ColumnType

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

Formats the value using the given formatter.

impl Copy for ColumnType