Trait diesel::types::FromSql

pub trait FromSql<A: NativeSqlType>: Sized {
    fn from_sql(bytes: Option<&[u8]>) -> Result<Self, Box<Error>>;
}

How to deserialize a single field of a given type. The input will always be the binary representation, not the text.

Required Methods

fn from_sql(bytes: Option<&[u8]>) -> Result<Self, Box<Error>>

Implementors

• impl<T, ST> FromSql<Array<ST>> for Vec<T> where T: FromSql<ST>, ST: NativeSqlType
• impl FromSql<Timestamp> for PgTimestamp
• impl FromSql<Date> for PgDate
• impl FromSql<Time> for PgTime
• impl FromSql<Interval> for PgInterval
• impl FromSql<Float> for f32
• impl FromSql<Double> for f64
• impl FromSql<Numeric> for PgNumeric
• impl FromSql<SmallInt> for i16
• impl FromSql<Integer> for i32
• impl FromSql<BigInt> for i64
• impl FromSql<Oid> for u32
• impl<T, ST> FromSql<Nullable<ST>> for Option<T> where T: FromSql<ST>, ST: NativeSqlType
• impl FromSql<Bool> for bool
• impl FromSql<VarChar> for String
• impl FromSql<Text> for String
• impl FromSql<Binary> for Vec<u8>
• impl<'a, T: ?Sized, ST> FromSql<ST> for Cow<'a, T> where ST: NativeSqlType, T: 'a + ToOwned, T::Owned: FromSql<ST>