diesel::sql_types

Struct Datetime

pub struct Datetime;

Available on crate feature mysql_backend only.

Expand description

Represents the MySQL datetime type.

§`ToSql` impls

chrono::NaiveDateTime with feature = "chrono"
time::PrimitiveDateTime with feature = "time"
time::OffsetDateTime with feature = "time"

§`FromSql` impls

chrono::NaiveDateTime with feature = "chrono"
time::PrimitiveDateTime with feature = "time"
time::OffsetDateTime with feature = "time"

Trait Implementations§

impl<'expr, 'expr2> AsExpression<Datetime> for &'expr2 &'expr MysqlTime

type Expression = Bound<Datetime, &'expr2 &'expr MysqlTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl<'expr, 'expr2> AsExpression<Datetime> for &'expr2 &'expr NaiveDateTime

Available on crate feature chrono only.

type Expression = Bound<Datetime, &'expr2 &'expr NaiveDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl<'expr, 'expr2> AsExpression<Datetime> for &'expr2 &'expr OffsetDateTime

Available on crate feature time only.

type Expression = Bound<Datetime, &'expr2 &'expr OffsetDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl<'expr, 'expr2> AsExpression<Datetime> for &'expr2 &'expr PrimitiveDateTime

Available on crate feature time only.

type Expression = Bound<Datetime, &'expr2 &'expr PrimitiveDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl<'expr> AsExpression<Datetime> for &'expr MysqlTime

type Expression = Bound<Datetime, &'__expr MysqlTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl<'expr> AsExpression<Datetime> for &'expr NaiveDateTime

Available on crate feature chrono only.

type Expression = Bound<Datetime, &'__expr NaiveDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl<'expr> AsExpression<Datetime> for &'expr OffsetDateTime

Available on crate feature time only.

type Expression = Bound<Datetime, &'__expr OffsetDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl<'expr> AsExpression<Datetime> for &'expr PrimitiveDateTime

Available on crate feature time only.

type Expression = Bound<Datetime, &'__expr PrimitiveDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl AsExpression<Datetime> for MysqlTime

type Expression = Bound<Datetime, MysqlTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl AsExpression<Datetime> for NaiveDateTime

Available on crate feature chrono only.

type Expression = Bound<Datetime, NaiveDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl AsExpression<Datetime> for OffsetDateTime

Available on crate feature time only.

type Expression = Bound<Datetime, OffsetDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl AsExpression<Datetime> for PrimitiveDateTime

Available on crate feature time only.

type Expression = Bound<Datetime, PrimitiveDateTime>

The expression being returned

fn as_expression(self) -> Self::Expression

Perform the conversion

impl Clone for Datetime

fn clone(&self) -> Datetime

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

impl Debug for Datetime

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

Formats the value using the given formatter. Read more

impl Default for Datetime

fn default() -> Datetime

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

impl FromSql<Datetime, Mysql> for MysqlTime

fn from_sql(value: MysqlValue<'_>) -> Result<Self>

See the trait documentation.

fn from_nullable_sql(bytes: Option<DB::RawValue<'_>>) -> Result<Self>

A specialized variant of from_sql for handling null values. Read more

impl FromSql<Datetime, Mysql> for NaiveDateTime

Available on crate feature chrono only.

fn from_sql(bytes: MysqlValue<'_>) -> Result<Self>

See the trait documentation.

fn from_nullable_sql(bytes: Option<DB::RawValue<'_>>) -> Result<Self>

A specialized variant of from_sql for handling null values. Read more

impl FromSql<Datetime, Mysql> for OffsetDateTime

Available on crate feature time only.

fn from_sql(bytes: MysqlValue<'_>) -> Result<Self>

See the trait documentation.

fn from_nullable_sql(bytes: Option<DB::RawValue<'_>>) -> Result<Self>

A specialized variant of from_sql for handling null values. Read more

impl FromSql<Datetime, Mysql> for PrimitiveDateTime

Available on crate feature time only.

fn from_sql(bytes: MysqlValue<'_>) -> Result<Self>

See the trait documentation.

fn from_nullable_sql(bytes: Option<DB::RawValue<'_>>) -> Result<Self>

A specialized variant of from_sql for handling null values. Read more

impl HasSqlType<Datetime> for Mysql

fn metadata(_: &mut ()) -> MysqlType

Fetch the metadata for the given type Read more

impl QueryId for Datetime

const HAS_STATIC_QUERY_ID: bool = true

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

type QueryId = Datetime

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

fn query_id() -> Option<TypeId>

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

impl SqlType for Datetime

type IsNull = NotNull

Is this type nullable? Read more

impl ToSql<Datetime, Mysql> for MysqlTime

fn to_sql<'b>(&'b self, out: &mut Output<'b, '_, Mysql>) -> Result

See the trait documentation.

impl ToSql<Datetime, Mysql> for NaiveDateTime

Available on crate feature chrono only.

fn to_sql<'b>(&'b self, out: &mut Output<'b, '_, Mysql>) -> Result

See the trait documentation.

impl ToSql<Datetime, Mysql> for OffsetDateTime

Available on crate feature time only.

fn to_sql<'b>(&'b self, out: &mut Output<'b, '_, Mysql>) -> Result

See the trait documentation.

impl ToSql<Datetime, Mysql> for PrimitiveDateTime

Available on crate feature time only.

fn to_sql<'b>(&'b self, out: &mut Output<'b, '_, Mysql>) -> Result

See the trait documentation.

impl Copy for Datetime

impl SingleValue for Datetime

impl SqlOrd for Datetime

Auto Trait Implementations§

impl Freeze for Datetime

impl RefUnwindSafe for Datetime

impl Send for Datetime

impl Sync for Datetime

impl Unpin for Datetime

impl UnwindSafe for Datetime

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

impl<ST, U, DB> CompatibleType<U, DB> for ST
where DB: Backend, ST: SqlType + SingleValue, U: FromSqlRow<ST, DB>,

type SqlType = ST

Available on crate feature i-implement-a-third-party-backend-and-opt-into-breaking-changes only.

impl<T> Downcast for T
where T: Any,

fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.

fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.

fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.

fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.

impl<T> DowncastSync for T
where T: Any + Send + Sync,

fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

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

type NotNullable = T

The not nullable representation of this type. Read more

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

type Nullable = Nullable<T>

The nullable representation of this type. Read more

impl<T> IntoSql for T

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

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

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

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

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

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

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> ErasedDestructor for T
where T: 'static,

impl<T> MaybeSendSync for T

impl<ST> TypedExpressionType for ST
where ST: SingleValue,