ValueRequired

Enum ValueRequired 

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pub enum ValueRequired {
Show 29 variants Bool(bool), U8(u8), I8(i8), U16(u16), I16(i16), U32(u32), I32(i32), U64(u64), I64(i64), F32(f32), F64(f64), Date(Date), DateWithoutTimezone(DateWithoutTimezone), Time(Time), TimeWithoutTimezone(TimeWithoutTimezone), DateTime(DateTime), DateTimeWithoutTimezone(DateTimeWithoutTimezone), Timezone(Timezone), Decimal(Decimal), Bson(Bson), String(String), Json(Json), Enum(Enum), Url(Url), Webpage(Webpage<'static>), IpAddr(IpAddr), List(List<Value>), Map(HashMap<Value, Value>), Group(Group),
}
Expand description

Represents any valid required Parquet value. Exists to avoid Value being recursive and thus infinitely sized.

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Bool(bool)

Boolean value (true, false).

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U8(u8)

Signed integer INT_8.

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I8(i8)

Signed integer INT_16.

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U16(u16)

Signed integer INT_32.

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I16(i16)

Signed integer INT_64.

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U32(u32)

Unsigned integer UINT_8.

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I32(i32)

Unsigned integer UINT_16.

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U64(u64)

Unsigned integer UINT_32.

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I64(i64)

Unsigned integer UINT_64.

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F32(f32)

IEEE 32-bit floating point value.

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F64(f64)

IEEE 64-bit floating point value.

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Date(Date)

Date without a time of day, stores the number of days from the Unix epoch, 1 January 1970.

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DateWithoutTimezone(DateWithoutTimezone)

Date without a time of day, stores the number of days from the Unix epoch, 1 January 1970.

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Time(Time)

Time of day, stores the number of microseconds from midnight.

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TimeWithoutTimezone(TimeWithoutTimezone)

Time of day, stores the number of microseconds from midnight.

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DateTime(DateTime)

Milliseconds from the Unix epoch, 1 January 1970.

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DateTimeWithoutTimezone(DateTimeWithoutTimezone)

Milliseconds from the Unix epoch, 1 January 1970.

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Timezone(Timezone)

Timezone

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Decimal(Decimal)

Decimal value.

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Bson(Bson)

BSON binary value.

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String(String)

UTF-8 encoded character string.

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Json(Json)

JSON string.

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Enum(Enum)

Enum string.

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Url(Url)

URL

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Webpage(Webpage<'static>)

Webpage

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IpAddr(IpAddr)

Ip Address

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List(List<Value>)

List of elements.

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Map(HashMap<Value, Value>)

Map of key-value pairs.

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Group(Group)

Struct, child elements are tuples of field-value pairs.

Implementations§

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impl ValueRequired

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pub fn as_value<R>(&self, f: impl FnOnce(&Value) -> R) -> R

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impl AmadeusOrd for ValueRequired

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fn amadeus_cmp(&self, other: &Self) -> Ordering

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impl Clone for ValueRequired

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fn clone(&self) -> ValueRequired

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 ValueRequired

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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<ValueRequired> for Value

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fn from(value: ValueRequired) -> Self

Converts to this type from the input type.
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impl Hash for ValueRequired

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fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for ValueRequired

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fn eq(&self, other: &ValueRequired) -> 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 PartialOrd for ValueRequired

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fn partial_cmp(&self, other: &Self) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Eq for ValueRequired

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impl StructuralPartialEq for ValueRequired

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<A, B> Downcast<A> for B
where A: DowncastFrom<B>,

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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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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, 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> 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> ErasedDestructor for T
where T: 'static,