Enum ColumnType 

pub enum ColumnType {
    Int64,
    Float64,
    Utf8,
    Boolean,
    Nullable(Box<ColumnType>),
}

The type of a column in an InMemoryTable.

Variants

Int64

64-bit signed integer

Float64

64-bit floating point

Utf8

UTF-8 string

Boolean

Boolean

Nullable(Box<ColumnType>)

Nullable wrapper

Implementations

impl ColumnType

pub fn as_str(&self) -> &str

Return a string identifier.

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<'de> Deserialize<'de> for ColumnType

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for ColumnType

impl Hash for ColumnType

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for ColumnType

fn eq(&self, other: &ColumnType) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for ColumnType

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for ColumnType