Trait diesel::query_dsl::methods::SingleValueDsl[][src]

pub trait SingleValueDsl {
    type Output;
    fn single_value(self) -> Self::Output;
}
Expand description

The single_value 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 single_value from generic code.

Associated Types

The type returned by .single_value.

Required methods

See the trait documentation.

Implementors