Trait sqlx::decode::Decode

pub trait Decode<DB> where
    DB: Database + ?Sized, {
    fn decode(raw: &[u8]) -> Result<Self, DecodeError>;

    fn decode_null() -> Result<Self, DecodeError> { ... }
    fn decode_nullable(raw: Option<&[u8]>) -> Result<Self, DecodeError> { ... }
}

Decode a single value from the database.

Required methods

fn decode(raw: &[u8]) -> Result<Self, DecodeError>

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Provided methods

fn decode_null() -> Result<Self, DecodeError>

Creates a new value of this type from a NULL SQL value.

The default implementation returns [DecodeError::UnexpectedNull].

fn decode_nullable(raw: Option<&[u8]>) -> Result<Self, DecodeError>

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Implementations on Foreign Types

impl<T, DB> Decode<DB> for Option<T> where
    DB: Database + HasSqlType<T>,
    T: Decode<DB>, 

fn decode(buf: &[u8]) -> Result<Option<T>, DecodeError>

fn decode_null() -> Result<Option<T>, DecodeError>

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Implementors

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