DayOfWeekFunction

sql_cli::sql::functions::date_time

Struct DayOfWeekFunction

pub struct DayOfWeekFunction;

Expand description

DAYOFWEEK function - returns day of week as number (0=Sunday, 6=Saturday)

Trait Implementations§

impl SqlFunction for DayOfWeekFunction

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 DayOfWeekFunction

impl RefUnwindSafe for DayOfWeekFunction

impl Send for DayOfWeekFunction

impl Sync for DayOfWeekFunction

impl Unpin for DayOfWeekFunction

impl UnwindSafe for DayOfWeekFunction

Blanket Implementations§

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where T: 'static + ?Sized,

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fn from(t: T) -> T

Returns the argument unchanged.

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type Output = T

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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>

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impl<V, T> VZip<V> for T
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