Trait Decode 

pub trait Decode: Sized {
    // Required method
    fn decode(value: &DbValue) -> Result<Self, Error>;
}

A type that can be decoded from the database.

Required Methods

fn decode(value: &DbValue) -> Result<Self, Error>

Decode a new value of this type using a DbValue.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl Decode for (Option<(Decimal, RangeBoundKind)>, Option<(Decimal, RangeBoundKind)>)

Available on crate feature postgres4-types only.

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Value

Available on crate feature json only.

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for bool

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for f32

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for f64

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for i16

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for i32

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for i64

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for String

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Vec<Option<i32>>

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Vec<Option<i64>>

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Vec<Option<String>>

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Vec<Option<Decimal>>

Available on crate feature postgres4-types only.

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Vec<u8>

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for NaiveDate

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for NaiveDateTime

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for NaiveTime

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Range<i32>

Available on crate feature postgres4-types only.

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Range<i64>

Available on crate feature postgres4-types only.

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Decimal

Available on crate feature postgres4-types only.

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Uuid

Available on crate feature postgres4-types only.

fn decode(value: &DbValue) -> Result<Self, Error>

impl Decode for Duration

fn decode(value: &DbValue) -> Result<Self, Error>

impl<T> Decode for Option<T>

where T: Decode,

fn decode(value: &DbValue) -> Result<Self, Error>

Implementors

impl Decode for Interval