Struct cassandra_protocol::frame::frame_result::ColTypeOption

pub struct ColTypeOption {
    pub id: ColType,
    pub value: Option<ColTypeOptionValue>,
}

Cassandra option that represent column type.

Fields

id: ColType

Id refers to ColType.

value: Option<ColTypeOptionValue>

Values depending on column type.

Trait Implementations

impl Clone for ColTypeOption

fn clone(&self) -> ColTypeOption

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ColTypeOption

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

Formats the value using the given formatter.

impl FromCursor for ColTypeOption

fn from_cursor(cursor: &mut Cursor<&[u8]>) -> Result<ColTypeOption>

It should return an implementor from an io::Cursor over an array of bytes.

impl Hash for ColTypeOption

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, 

Feeds a slice of this type into the given Hasher.

impl Ord for ColTypeOption

fn cmp(&self, other: &ColTypeOption) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval.

impl PartialEq<ColTypeOption> for ColTypeOption

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl PartialOrd<ColTypeOption> for ColTypeOption

fn partial_cmp(&self, other: &ColTypeOption) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

This method tests less than (for self and other) and is used by the < operator.

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

This method tests less than or equal to (for self and other) and is used by the <= operator.

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

This method tests greater than (for self and other) and is used by the > operator.

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

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for ColTypeOption

fn serialize(&self, cursor: &mut Cursor<&mut Vec<u8>>)

Serializes given value using the cursor.

fn serialize_to_vec(&self) -> Vec<u8>

Wrapper for easily starting hierarchical serialization.

impl Eq for ColTypeOption

impl StructuralEq for ColTypeOption

impl StructuralPartialEq for ColTypeOption