common_function::scalars::date::date_add

Struct DateAddFunction

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pub struct DateAddFunction;
Expand description

A function adds an interval value to Timestamp, Date, and return the result. The implementation of datetime type is based on Date64 which is incorrect so this function doesn’t support the datetime type.

Trait Implementations§

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impl Clone for DateAddFunction

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fn clone(&self) -> DateAddFunction

Returns a copy 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 DateAddFunction

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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 Default for DateAddFunction

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fn default() -> DateAddFunction

Returns the “default value” for a type. Read more
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impl Display for DateAddFunction

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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 Function for DateAddFunction

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fn name(&self) -> &str

Returns the name of the function, should be unique.
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fn return_type( &self, input_types: &[ConcreteDataType], ) -> Result<ConcreteDataType>

The returned data type of function execution.
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fn signature(&self) -> Signature

The signature of function.
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fn eval( &self, _func_ctx: FunctionContext, columns: &[VectorRef], ) -> Result<VectorRef>

Evaluate the function, e.g. run/execute the function.

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impl<T> Any for T
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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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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, dst: *mut T)

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

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fn conv<T>(self) -> T
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fn convert(value: Self) -> T

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fn convert_box(value: Box<Self>) -> Box<T>

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fn convert_vec(value: Vec<Self>) -> Vec<T>

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fn convert_vec_box(value: Vec<Box<Self>>) -> Vec<Box<T>>

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fn convert_matrix(value: Vec<Vec<Self>>) -> Vec<Vec<T>>

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fn convert_option_vec(value: Option<Vec<Self>>) -> Option<Vec<T>>

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where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. 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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where T: Clone,

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Converts to this type from a reference to the input type.
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Calls U::from(self).

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more
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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R
where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more
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where R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more
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where Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

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where Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

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where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

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const ALIGN: usize = _

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type Init = T

The type for initializers.
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type Output = T

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fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more
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Use with care! Same as self.to_subset but without any property checks. Always succeeds.
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The resulting type after obtaining ownership.
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