[−]Struct c3p0_pool_pg::r2d2::postgres::types::WasNull
An error indicating that a NULL Postgres value was passed to a FromSql
implementation that does not support NULL values.
Trait Implementations
impl Debug for WasNull
impl Error for WasNull
fn description(&self) -> &str
fn cause(&self) -> Option<&dyn Error>1.0.0[src]
Deprecated since 1.33.0:
replaced by Error::source, which can support downcasting
The lower-level cause of this error, if any. Read more
fn source(&self) -> Option<&(dyn Error + 'static)>1.30.0[src]
The lower-level source of this error, if any. Read more
impl Display for WasNull
impl Clone for WasNull
fn clone(&self) -> WasNull
fn clone_from(&mut self, source: &Self)1.0.0[src]
Performs copy-assignment from source. Read more
impl Copy for WasNull
Auto Trait Implementations
impl Unpin for WasNull
impl Send for WasNull
impl Sync for WasNull
impl RefUnwindSafe for WasNull
impl UnwindSafe for WasNull
Blanket Implementations
impl<T> From<T> for T[src]
impl<T, U> Into<U> for T where
U: From<T>, [src]
U: From<T>,
impl<T> ToString for T where
T: Display + ?Sized, [src]
T: Display + ?Sized,
impl<T> ToOwned for T where
T: Clone, [src]
T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T[src]
fn clone_into(&self, target: &mut T)[src]
impl<T, U> TryFrom<U> for T where
U: Into<T>, [src]
U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]
impl<T, U> TryInto<U> for T where
U: TryFrom<T>, [src]
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]
impl<T> BorrowMut<T> for T where
T: ?Sized, [src]
T: ?Sized,
fn borrow_mut(&mut self) -> &mut T[src]
impl<T> Borrow<T> for T where
T: ?Sized, [src]
T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized, [src]
T: 'static + ?Sized,
impl<T> Same<T> for T
type Output = T
Should always be Self