Struct diesel::sql_types::Json

source · [−]

pub struct Json;

Expand description

The JSON SQL type. This type can only be used with feature = "serde_json"

For postgresql you should normally prefer Jsonb instead, for the reasons discussed there.

`ToSql` impls

serde_json::Value

`FromSql` impls

serde_json::Value

Trait Implementations

source

impl Clone for Json

source

fn clone(&self) -> Json

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

source

impl Debug for Json

source

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

Formats the value using the given formatter. Read more

source

impl Default for Json

source

fn default() -> Json

Returns the “default value” for a type. Read more

source

impl QueryId for Json

type QueryId = Json

A type which uniquely represents Self in a SQL query. Read more

source

const HAS_STATIC_QUERY_ID: bool = true

Can the SQL generated by Self be uniquely identified by its type? Read more

source

fn query_id() -> Option<TypeId>

Returns the type id of Self::QueryId if Self::HAS_STATIC_QUERY_ID. Returns None otherwise. Read more

source

impl SqlType for Json

type IsNull = NotNull

Is this type nullable? Read more

source

impl Copy for Json

source

impl SingleValue for Json

Auto Trait Implementations

impl RefUnwindSafe for Json

impl Send for Json

impl Sync for Json

impl Unpin for Json

impl UnwindSafe for Json

Blanket Implementations

source

impl<T> Any for Twhere
T: 'static + ?Sized,

source

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

source

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

source

impl<T, U> Into for Twhere
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source

impl<T> IntoNotNullable for Twhere
T: SqlType<IsNull = NotNull>,

type NotNullable = T

The not nullable representation of this type. Read more

source

impl<T> IntoNullable for Twhere
T: SqlType<IsNull = NotNull> + SingleValue,

type Nullable = Nullable<T>

The nullable representation of this type. Read more

source

impl<T> IntoSql for T

source

fn into_sql<T>(self) -> AsExprOf<Self, T>where
Self: AsExpression<T> + Sized,
T: SqlType + TypedExpressionType,

Convert self to an expression for Diesel’s query builder. Read more

source

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>where
&'a Self: AsExpression<T>,
T: SqlType + TypedExpressionType,

Convert &self to an expression for Diesel’s query builder. Read more

source

impl<T> ToOwned for Twhere
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

source

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

source

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

source

impl<T, U> TryFrom for Twhere
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

source

impl<T, U> TryInto for Twhere
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

source

Struct diesel::sql_types::Json

ToSql impls

FromSql impls

Trait Implementations

impl Clone for Json

fn clone(&self) -> Json

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

impl Debug for Json

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

impl Default for Json

fn default() -> Json

impl QueryId for Json

type QueryId = Json

const HAS_STATIC_QUERY_ID: bool = true

fn query_id() -> Option<TypeId>

impl SqlType for Json

type IsNull = NotNull

impl Copy for Json

impl SingleValue for Json

Auto Trait Implementations

impl RefUnwindSafe for Json

impl Send for Json

impl Sync for Json

impl Unpin for Json

impl UnwindSafe for Json

Blanket Implementations

impl<T> Any for Twhere T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for Twhere U: From<T>,

fn into(self) -> U

impl<T> IntoNotNullable for Twhere T: SqlType<IsNull = NotNull>,

type NotNullable = T

impl<T> IntoNullable for Twhere T: SqlType<IsNull = NotNull> + SingleValue,

type Nullable = Nullable<T>

impl<T> IntoSql for T

fn into_sql<T>(self) -> AsExprOf<Self, T>where Self: AsExpression<T> + Sized, T: SqlType + TypedExpressionType,

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>where &'a Self: AsExpression<T>, T: SqlType + TypedExpressionType,

impl<T> ToOwned for Twhere T: Clone,

type Owned = T

fn to_owned(&self) -> T

fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<ST> TypedExpressionType for STwhere ST: SingleValue,

`ToSql` impls

`FromSql` impls

impl<T> Any for Twhere
T: 'static + ?Sized,

impl<T> Borrow<T> for Twhere
T: ?Sized,

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

impl<T, U> Into<U> for Twhere
U: From<T>,

impl<T> IntoNotNullable for Twhere
T: SqlType<IsNull = NotNull>,

impl<T> IntoNullable for Twhere
T: SqlType<IsNull = NotNull> + SingleValue,

fn into_sql<T>(self) -> AsExprOf<Self, T>where
Self: AsExpression<T> + Sized,
T: SqlType + TypedExpressionType,

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>where
&'a Self: AsExpression<T>,
T: SqlType + TypedExpressionType,

impl<T> ToOwned for Twhere
T: Clone,

impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

impl<ST> TypedExpressionType for STwhere
ST: SingleValue,