pub struct Sum { /* private fields */ }Implementations§
Trait Implementations§
Source§impl Function for Sum
impl Function for Sum
fn info(&self) -> &FunctionInfo
fn capabilities(&self) -> &[FunctionCapability]
fn return_type(&self, input_types: &[Type]) -> Type
fn accepted_types(&self) -> InputTypes
fn execute( &self, ctx: &FunctionContext<'_>, args: &Columns, ) -> Result<Columns, FunctionError>
fn accumulator( &self, _ctx: &FunctionContext<'_>, ) -> Option<Box<dyn Accumulator>>
fn propagates_options(&self) -> bool
Source§fn call(
&self,
ctx: &FunctionContext<'_>,
args: &Columns,
) -> Result<Columns, FunctionError>
fn call( &self, ctx: &FunctionContext<'_>, args: &Columns, ) -> Result<Columns, FunctionError>
Calls the function, automatically propagating Option columns if
propagates_options() returns true.Auto Trait Implementations§
impl Freeze for Sum
impl RefUnwindSafe for Sum
impl Send for Sum
impl Sync for Sum
impl Unpin for Sum
impl UnsafeUnpin for Sum
impl UnwindSafe for Sum
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
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 moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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