DatabaseValue

Enum DatabaseValue 

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pub enum DatabaseValue {
Show 14 variants Null, Bool(bool), Int32(i32), Int64(i64), Float32(f32), Float64(f64), String(String), Bytes(Vec<u8>), Uuid(Uuid), DateTime(DateTime<Utc>), Date(NaiveDate), Time(NaiveTime), Json(Value), Array(Vec<DatabaseValue>),
}
Expand description

Database value enumeration for type-safe parameter binding

Variants§

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Null

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Bool(bool)

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Int32(i32)

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Int64(i64)

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Float32(f32)

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Float64(f64)

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String(String)

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Bytes(Vec<u8>)

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Uuid(Uuid)

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DateTime(DateTime<Utc>)

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Date(NaiveDate)

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Time(NaiveTime)

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Json(Value)

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Array(Vec<DatabaseValue>)

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impl DatabaseValue

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pub fn is_null(&self) -> bool

Check if the value is null

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pub fn to_json(&self) -> JsonValue

Convert to JSON value

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pub fn from_json(json: JsonValue) -> Self

Create DatabaseValue from JSON value

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impl DatabaseValue

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pub fn from_json_value(value: &Value) -> DatabaseValue

Convert a JSON value to a DatabaseValue

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impl Clone for DatabaseValue

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fn clone(&self) -> DatabaseValue

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for DatabaseValue

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

Formats the value using the given formatter. Read more
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impl From<&str> for DatabaseValue

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fn from(value: &str) -> Self

Converts to this type from the input type.
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impl From<DateTime<Utc>> for DatabaseValue

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fn from(value: DateTime<Utc>) -> Self

Converts to this type from the input type.
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impl From<NaiveDate> for DatabaseValue

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fn from(value: NaiveDate) -> Self

Converts to this type from the input type.
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impl From<NaiveTime> for DatabaseValue

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fn from(value: NaiveTime) -> Self

Converts to this type from the input type.
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impl<T> From<Option<T>> for DatabaseValue
where T: Into<DatabaseValue>,

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fn from(value: Option<T>) -> Self

Converts to this type from the input type.
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impl From<String> for DatabaseValue

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fn from(value: String) -> Self

Converts to this type from the input type.
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impl From<Uuid> for DatabaseValue

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fn from(value: Uuid) -> Self

Converts to this type from the input type.
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impl From<Value> for DatabaseValue

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fn from(value: JsonValue) -> Self

Converts to this type from the input type.
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impl From<Vec<u8>> for DatabaseValue

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fn from(value: Vec<u8>) -> Self

Converts to this type from the input type.
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impl From<bool> for DatabaseValue

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fn from(value: bool) -> Self

Converts to this type from the input type.
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impl From<f32> for DatabaseValue

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fn from(value: f32) -> Self

Converts to this type from the input type.
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impl From<f64> for DatabaseValue

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fn from(value: f64) -> Self

Converts to this type from the input type.
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impl From<i32> for DatabaseValue

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fn from(value: i32) -> Self

Converts to this type from the input type.
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impl From<i64> for DatabaseValue

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fn from(value: i64) -> Self

Converts to this type from the input type.
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impl PartialEq for DatabaseValue

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fn eq(&self, other: &DatabaseValue) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for DatabaseValue

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> ErasedDestructor for T
where T: 'static,