[−][src]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.

Associated Types

`type Output`

The return type of nullable

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Required methods

`fn nullable(self) -> Self::Output`

See the trait documentation

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Implementors

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