Enum ScalarValue 

pub enum ScalarValue {
    Null,
    Boolean(bool),
    Int64(i64),
    UInt64(u64),
    Float64(u64),
    Utf8(String),
    Binary(Vec<u8>),
    Decimal128 {
        value: i128,
        precision: u8,
        scale: i8,
    },
    Date32(i32),
    Timestamp {
        value: i64,
        unit: TimeUnit,
        timezone: Option<String>,
    },
    Interval {
        value: i128,
        unit: IntervalUnit,
    },
}

Typed scalar literals. Float values retain their exact IEEE-754 bits.

Variants

Null

Boolean(bool)

Int64(i64)

UInt64(u64)

Float64(u64)

Utf8(String)

Binary(Vec<u8>)

Decimal128

Fields

value: i128

precision: u8

scale: i8

Date32(i32)

Timestamp

Fields

value: i64

unit: TimeUnit

timezone: Option<String>

Interval

Fields

value: i128

unit: IntervalUnit

Implementations

impl ScalarValue

pub fn float64(value: f64) -> Self

pub fn as_f64(&self) -> Option<f64>

pub fn to_sql_literal(&self) -> String

Render a scalar as a SQL literal for typed prepared-statement binding.

Trait Implementations

impl Clone for ScalarValue

fn clone(&self) -> ScalarValue

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ScalarValue

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ScalarValue

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for ScalarValue

impl Hash for ScalarValue

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 ScalarValue

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for ScalarValue

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 ScalarValue