Enum amadeus_types::Decimal

pub enum Decimal {
    Int32 {
        value: [u8; 4],
        precision: i32,
        scale: i32,
    },
    Int64 {
        value: [u8; 8],
        precision: i32,
        scale: i32,
    },
    Bytes {
        value: Vec<u8>,
        precision: i32,
        scale: i32,
    },
}

Rust representation for Decimal values.

This is not a representation of Parquet physical type, but rather a wrapper for DECIMAL logical type, and serves as container for raw parts of decimal values: unscaled value in bytes, precision and scale.

Variants

Int32

Decimal backed by i32.

Fields of Int32

value: [u8; 4]precision: i32scale: i32

Int64

Decimal backed by i64.

Fields of Int64

value: [u8; 8]precision: i32scale: i32

Bytes

Decimal backed by byte array.

Fields of Bytes

value: Vec<u8>precision: i32scale: i32

Methods

impl Decimal

pub fn from_bytes(value: Vec<u8>, precision: i32, scale: i32) -> Self

Creates new decimal value from Vec<u8>.

pub fn data(&self) -> &[u8]

Returns bytes of unscaled value.

pub fn precision(&self) -> i32

Returns decimal precision.

pub fn scale(&self) -> i32

Returns decimal scale.

Trait Implementations

impl DowncastImpl<Value> for Decimal

fn downcast_impl(self_: Value) -> Result<Self, DowncastError>

impl Eq for Decimal

impl Clone for Decimal

fn clone(&self) -> Decimal

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialOrd<Decimal> for Decimal

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

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

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

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

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

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

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

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

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

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

impl Ord for Decimal

fn cmp(&self, other: &Decimal) -> 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

🔬 This is a nightly-only experimental API. (clamp)

Restrict a value to a certain interval.

impl PartialEq<Decimal> for Decimal

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

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

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

This method tests for !=.

impl PartialEq<Decimal> for Value

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

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

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl From<Decimal> for Value

fn from(value: Decimal) -> Self

Performs the conversion.

impl Hash for Decimal

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 Debug for Decimal

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

Formats the value using the given formatter.

impl Serialize for Decimal

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

Serialize this value into the given Serde serializer.

impl<'de> Deserialize<'de> for Decimal

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.