pub enum TypeChangeWriteMode {
Replace,
Append,
}Expand description
The data-write mode that attempted an unsupported column type change.
Variants§
Replace
Drop existing data and replace with new data.
Append
Keep existing data and append new records.
Trait Implementations§
Source§impl Clone for TypeChangeWriteMode
impl Clone for TypeChangeWriteMode
Source§fn clone(&self) -> TypeChangeWriteMode
fn clone(&self) -> TypeChangeWriteMode
Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreimpl Copy for TypeChangeWriteMode
Source§impl Debug for TypeChangeWriteMode
impl Debug for TypeChangeWriteMode
Source§impl Display for TypeChangeWriteMode
impl Display for TypeChangeWriteMode
impl Eq for TypeChangeWriteMode
Source§impl PartialEq for TypeChangeWriteMode
impl PartialEq for TypeChangeWriteMode
impl StructuralPartialEq for TypeChangeWriteMode
Auto Trait Implementations§
impl Freeze for TypeChangeWriteMode
impl RefUnwindSafe for TypeChangeWriteMode
impl Send for TypeChangeWriteMode
impl Sync for TypeChangeWriteMode
impl Unpin for TypeChangeWriteMode
impl UnsafeUnpin for TypeChangeWriteMode
impl UnwindSafe for TypeChangeWriteMode
Blanket Implementations§
impl<T> Allocation for T
impl<T> Allocation for T
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key and return true if they are equal.Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
impl<T> ErasedDestructor for Twhere
T: 'static,
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§impl<T> PolicyExt for Twhere
T: ?Sized,
impl<T> PolicyExt for Twhere
T: ?Sized,
Source§impl<T> ToStringFallible for Twhere
T: Display,
impl<T> ToStringFallible for Twhere
T: Display,
Source§fn try_to_string(&self) -> Result<String, TryReserveError>
fn try_to_string(&self) -> Result<String, TryReserveError>
ToString::to_string, but without panic on OOM.