Enum Value

pub enum Value {
    Integer(i64),
    Real(f64),
    Text(String),
    Blob(Vec<u8>),
    Null,
}

A single column’s result from a database query

Variants

Integer(i64)

Real(f64)

Text(String)

Blob(Vec<u8>)

Null

Trait Implementations

impl Clone for Value

fn clone(&self) -> Value

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Value

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

Formats the value using the given formatter.

impl<'a> TryFrom<&'a Value> for &'a [u8]

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for &'a str

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for bool

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for f64

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for i16

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for i32

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for i64

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for i8

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for isize

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for u16

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for u32

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for u64

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for u8

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.

impl<'a> TryFrom<&'a Value> for usize

type Error = ()

The type returned in the event of a conversion error.

fn try_from(value: &'a Value) -> Result<Self, Self::Error>

Performs the conversion.