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ValueType

Enum ValueType 

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#[repr(u32)]
pub enum ValueType { Ref = 0, Boolean = 1, Instant = 2, Long = 3, Double = 4, String = 5, Keyword = 6, Uuid = 7, Bytes = 8, }
Expand description

The attribute of each Mentat assertion has a :db/valueType constraining the value to a particular set. Mentat recognizes the following :db/valueType values.

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Ref = 0

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Boolean = 1

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Instant = 2

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Long = 3

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Double = 4

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String = 5

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Keyword = 6

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Uuid = 7

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Bytes = 8

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Trait Implementations§

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impl<O> BitAnd<O> for ValueType
where O: Into<EnumSet<ValueType>>,

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type Output = EnumSet<ValueType>

The resulting type after applying the & operator.
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fn bitand(self, other: O) -> <ValueType as BitAnd<O>>::Output

Performs the & operation. Read more
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impl<O> BitOr<O> for ValueType
where O: Into<EnumSet<ValueType>>,

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type Output = EnumSet<ValueType>

The resulting type after applying the | operator.
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fn bitor(self, other: O) -> <ValueType as BitOr<O>>::Output

Performs the | operation. Read more
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impl<O> BitXor<O> for ValueType
where O: Into<EnumSet<ValueType>>,

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type Output = EnumSet<ValueType>

The resulting type after applying the ^ operator.
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fn bitxor(self, other: O) -> <ValueType as BitXor<O>>::Output

Performs the ^ operation. Read more
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impl Clone for ValueType

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fn clone(&self) -> ValueType

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Copy for ValueType

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impl Debug for ValueType

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

Formats the value using the given formatter. Read more
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impl Display for ValueType

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

Formats the value using the given formatter. Read more
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impl EnumSetType for ValueType

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impl Eq for ValueType

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impl Hash for ValueType

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

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 Not for ValueType

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type Output = EnumSet<ValueType>

The resulting type after applying the ! operator.
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fn not(self) -> <ValueType as Not>::Output

Performs the unary ! operation using logical or bitwise negation. Read more
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impl Ord for ValueType

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fn cmp(&self, other: &ValueType) -> Ordering

This method returns an Ordering between self and other. Read more
1.21.0 (const: unstable) · Source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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fn clamp_to<R>(self, range: R) -> Self
where Self: Sized, R: ClampBounds<Self>,

🔬This is a nightly-only experimental API. (clamp_to)
Restrict a value to a certain range. Read more
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impl PartialEq for ValueType

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl PartialEq<EnumSet<ValueType>> for ValueType

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fn eq(&self, other: &EnumSet<ValueType>) -> bool

Equality operator ==. Read more
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fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl PartialOrd for ValueType

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fn partial_cmp(&self, other: &ValueType) -> 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 SQLValueType for ValueType

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fn accommodates_integer(&self, int: i64) -> bool

Returns true if the provided integer is in the SQLite value space of this type. For example, 1 is how we encode true.

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fn sql_representation(&self) -> (i32, Option<SQLTypeAffinity>)

Return a pair of the ValueTypeTag for this value type, and the SQLTypeAffinity required to distinguish it from any other types that share the same tag. Read more
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fn value_type_tag(&self) -> i32

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impl<O> Sub<O> for ValueType
where O: Into<EnumSet<ValueType>>,

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type Output = EnumSet<ValueType>

The resulting type after applying the - operator.
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fn sub(self, other: O) -> <ValueType as Sub<O>>::Output

Performs the - operation. Read more

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<Q, K> Comparable<K> for Q
where Q: Ord + ?Sized, K: Borrow<Q> + ?Sized,

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fn compare(&self, key: &K) -> Ordering

Compare self to key and return their ordering.
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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

Checks if this value is equivalent to the given key. Read more
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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<N> NodeTrait for N
where N: Copy + Ord + Hash,

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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> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

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

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.