Trait FromValue 

pub trait FromValue: Sealed {
    // Required method
    fn from_sql(val: Value) -> Result<Self>
       where Self: Sized;
}

Convert a Value into the implementors type.

Required Methods

fn from_sql(val: Value) -> Result<Self>

where Self: Sized,

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl FromValue for Vec<u8>

fn from_sql(val: Value) -> Result<Self>

impl FromValue for bool

fn from_sql(val: Value) -> Result<Self>

impl FromValue for f64

fn from_sql(val: Value) -> Result<Self>

impl FromValue for i32

fn from_sql(val: Value) -> Result<Self>

impl FromValue for i64

fn from_sql(val: Value) -> Result<Self>

impl FromValue for u32

fn from_sql(val: Value) -> Result<Self>

impl FromValue for u64

fn from_sql(val: Value) -> Result<Self>

impl<T> FromValue for Option<T>

where T: FromValue,

fn from_sql(val: Value) -> Result<Self>

impl<const N: usize> FromValue for [u8; N]

fn from_sql(val: Value) -> Result<Self>

Implementors

impl FromValue for String

impl FromValue for Value