Trait AsNullable 

pub trait AsNullable {
    // Required method
    fn as_nullable_as(&self, null: &'static str) -> NullableValue<'_>;

    // Provided method
    fn as_nullable(&self) -> NullableValue<'_> { ... }
}

Required Methods

fn as_nullable_as(&self, null: &'static str) -> NullableValue<'_>

Convert to NullableValue that implements Display representing no value as given string.

Provided Methods

fn as_nullable(&self) -> NullableValue<'_>

Convert to NullableValue that implements Display representing no value as “NULL”.

Implementations on Foreign Types

impl AsNullable for Option<Value>

Represent None as “NULL” and Some(Value) as value.

fn as_nullable_as(&self, null: &'static str) -> NullableValue<'_>

Implementors