[−]Enum odbc_iter::odbc_type::ffi::Nullable
Used by SQLDescribeCol
.
Variants
SQL_NULLABLE_UNKNOWN
SQL_NULLABLE
SQL_NO_NULLS
Trait Implementations
impl Debug for Nullable
impl PartialEq<Nullable> for Nullable
fn eq(&self, other: &Nullable) -> bool
#[must_use]
fn ne(&self, other: &Rhs) -> bool
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This method tests for !=
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impl Clone for Nullable
fn clone(&self) -> Nullable
fn clone_from(&mut self, source: &Self)
1.0.0[src]
Performs copy-assignment from source
. Read more
impl Copy for Nullable
impl Eq for Nullable
Auto Trait Implementations
impl Sync for Nullable
impl Send for Nullable
impl Unpin for Nullable
impl RefUnwindSafe for Nullable
impl UnwindSafe for Nullable
Blanket Implementations
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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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>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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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>
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impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,