Struct Parameter 

pub struct Parameter {
    pub name: String,
    pub value: Option<FilterValue>,
    pub mode: ParameterMode,
    pub type_hint: Option<String>,
}

A parameter for a stored procedure or function call.

Fields

name: String

Parameter name.

value: Option<FilterValue>

Parameter value (None for OUT parameters without initial value).

mode: ParameterMode

Parameter mode (IN, OUT, INOUT).

type_hint: Option<String>

Expected type name for OUT parameters.

Implementations

impl Parameter

pub fn input(name: impl Into<String>, value: impl Into<FilterValue>) -> Self

Create a new input parameter.

pub fn output(name: impl Into<String>) -> Self

Create a new output parameter.

pub fn inout(name: impl Into<String>, value: impl Into<FilterValue>) -> Self

Create a new input/output parameter.

pub fn with_type_hint(self, type_name: impl Into<String>) -> Self

Set a type hint for the parameter.

Trait Implementations

impl Clone for Parameter

fn clone(&self) -> Parameter

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Parameter

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

Formats the value using the given formatter.