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SelectionExpression

substrait::text::dialect

Struct SelectionExpression

pub struct SelectionExpression {
    pub expression: Value,
    pub metadata: Map<String, Value>,
}

Expand description

SelectionExpression

JSON schema

{
 "type": "object",
 "required": [
   "expression"
 ],
 "properties": {
   "expression": {
     "const": "SELECTION"
   },
   "metadata": {
     "description": "Arbitrary data created by the dialect author.",
     "type": "object"
   }
 },
 "additionalProperties": false
}

Fields§

§expression: Value§metadata: Map<String, Value>

Arbitrary data created by the dialect author.

Implementations§

impl SelectionExpression

pub fn builder() -> SelectionExpression

Trait Implementations§

impl Clone for SelectionExpression

fn clone(&self) -> SelectionExpression

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

impl Debug for SelectionExpression

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

Formats the value using the given formatter. Read more

impl<'de> Deserialize<'de> for SelectionExpression

fn deserialize<D>( deserializer: D, ) -> Result<SelectionExpression, <D as Deserializer<'de>>::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

impl From<SelectionExpression> for DialectSupportedExpressionsItem

fn from(value: SelectionExpression) -> DialectSupportedExpressionsItem

Converts to this type from the input type.

impl From<SelectionExpression> for SelectionExpression

fn from(value: SelectionExpression) -> SelectionExpression

Converts to this type from the input type.

impl PartialEq for SelectionExpression

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

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more

impl Serialize for SelectionExpression

fn serialize<S>( &self, serializer: S, ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

impl StructuralPartialEq for SelectionExpression

impl TryFrom<SelectionExpression> for SelectionExpression

type Error = ConversionError

The type returned in the event of a conversion error.

fn try_from( value: SelectionExpression, ) -> Result<SelectionExpression, ConversionError>

Performs the conversion.

Auto Trait Implementations§

impl Freeze for SelectionExpression

impl RefUnwindSafe for SelectionExpression

impl Send for SelectionExpression

impl Sync for SelectionExpression

impl Unpin for SelectionExpression

impl UnsafeUnpin for SelectionExpression

impl UnwindSafe for SelectionExpression

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, dest: *mut u8)

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

Performs copy-assignment from self to dest. Read more

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

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> 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.