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FunctionDispatch

uqa_sql::ast

Enum FunctionDispatch 

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pub enum FunctionDispatch {

Show 21 variants    NamedArgument,
    VariadicArgument,
    ArraySubscripts,
    ArraySlices,
    Subscript,
    Slice,
    AnyOperator,
    AllOperator,
    IsDistinct,
    BetweenSymmetric,
    ToBinInt4,
    ToBinInt8,
    ToHexInt4,
    ToHexInt8,
    ToOctInt4,
    ToOctInt8,
    RandomInt4Range,
    RandomInt8Range,
    RandomNumericRange,
    ArraySortJson,
    Range {
        operation: RangeFunctionOperation,
        subtype: RangeSubtype,
        multirange: bool,
    },

}
Expand description

Structural identity for parser-owned expressions and overload-specific built-in implementations. These variants occupy no SQL function-name namespace.

Variants§

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NamedArgument

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VariadicArgument

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ArraySubscripts

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ArraySlices

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Subscript

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Slice

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AnyOperator

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AllOperator

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IsDistinct

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BetweenSymmetric

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ToBinInt4

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ToBinInt8

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ToHexInt4

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ToHexInt8

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ToOctInt4

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ToOctInt8

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RandomInt4Range

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RandomInt8Range

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RandomNumericRange

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ArraySortJson

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Range

Fields

§operation: RangeFunctionOperation
§subtype: RangeSubtype
§multirange: bool

Implementations§

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impl FunctionDispatch

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pub const fn label(self) -> &'static str

Human-readable expression label used only in diagnostics and serialized plans; dispatch is always selected by the enum variant.

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pub const fn is_call_argument_marker(self) -> bool

Trait Implementations§

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impl Clone for FunctionDispatch

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fn clone(&self) -> FunctionDispatch

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 FunctionDispatch

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impl Debug for FunctionDispatch

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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<'de> Deserialize<'de> for FunctionDispatch

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Eq for FunctionDispatch

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impl PartialEq for FunctionDispatch

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fn eq(&self, other: &FunctionDispatch) -> 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 Serialize for FunctionDispatch

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl StructuralPartialEq for FunctionDispatch

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> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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

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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 = !

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.