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
Required methods
fn single_value(self) -> Self::Output
fn single_value(self) -> Self::Output
See the trait documentation.