Struct ScalarUdf 

pub struct ScalarUdf {
    pub name: String,
    pub num_args: i32,
    pub deterministic: bool,
}

A scalar UDF definition.

Fields

name: String

Function name.

num_args: i32

Number of arguments.

deterministic: bool

Whether deterministic.

Implementations

impl ScalarUdf

pub fn new(name: impl Into<String>, num_args: i32) -> Self

Create a new scalar UDF definition.

pub fn deterministic(self, deterministic: bool) -> Self

Set whether the function is deterministic.

Trait Implementations

impl Clone for ScalarUdf

fn clone(&self) -> ScalarUdf

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ScalarUdf

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

Formats the value using the given formatter.