Trait diesel::query_dsl::methods::SelectNullableDsl

pub trait SelectNullableDsl {
    type Output;

    fn nullable(self) -> Self::Output;
}

The nullable method

This trait should not be relied on directly by most apps. Its behavior is provided by QueryDsl. However you may need a where clause on this trait to call nullable from generic code.

Required Associated Types

type Output

The return type of nullable

Required Methods

fn nullable(self) -> Self::Output

See the trait documentation

Implementors