PrevPrimeFunction

sql_cli::sql::functions::mathematics

Struct PrevPrimeFunction

pub struct PrevPrimeFunction;

Expand description

PREV_PRIME(n) - Find the previous prime <= n

Trait Implementations§

impl SqlFunction for PrevPrimeFunction

fn signature(&self) -> FunctionSignature

Get the function’s signature and metadata

fn evaluate(&self, args: &[DataValue]) -> Result<DataValue>

Evaluate the function with the given arguments

fn validate_args(&self, args: &[DataValue]) -> Result<()>

Validate arguments before evaluation (default implementation checks count)

Auto Trait Implementations§

impl Freeze for PrevPrimeFunction

impl RefUnwindSafe for PrevPrimeFunction

impl Send for PrevPrimeFunction

impl Sync for PrevPrimeFunction

impl Unpin for PrevPrimeFunction

impl UnwindSafe for PrevPrimeFunction

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

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where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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Calls U::from(self).

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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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Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

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where S: Into<Dispatch>,

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