pub struct BackendTrieDBLocked { /* private fields */ }Expand description
Read-only version with persistent locked transaction/snapshot for batch reads
Implementations§
Source§impl BackendTrieDBLocked
impl BackendTrieDBLocked
pub fn new( engine: &dyn StorageBackend, last_written: Vec<u8>, ) -> Result<Self, StoreError>
Trait Implementations§
Source§impl TrieDB for BackendTrieDBLocked
impl TrieDB for BackendTrieDBLocked
fn flatkeyvalue_computed(&self, key: Nibbles) -> bool
fn get(&self, key: Nibbles) -> Result<Option<Vec<u8>>, TrieError>
fn put_batch( &self, _key_values: Vec<(Nibbles, Vec<u8>)>, ) -> Result<(), TrieError>
fn put_batch_no_alloc( &self, key_values: &[(Nibbles, Node)], ) -> Result<(), TrieError>
fn put(&self, key: Nibbles, value: Vec<u8>) -> Result<(), TrieError>
Auto Trait Implementations§
impl !RefUnwindSafe for BackendTrieDBLocked
impl !UnwindSafe for BackendTrieDBLocked
impl Freeze for BackendTrieDBLocked
impl Send for BackendTrieDBLocked
impl Sync for BackendTrieDBLocked
impl Unpin for BackendTrieDBLocked
impl UnsafeUnpin for BackendTrieDBLocked
Blanket Implementations§
Source§impl<T> ArchivePointee for T
impl<T> ArchivePointee for T
Source§type ArchivedMetadata = ()
type ArchivedMetadata = ()
The archived version of the pointer metadata for this type.
Source§fn pointer_metadata(
_: &<T as ArchivePointee>::ArchivedMetadata,
) -> <T as Pointee>::Metadata
fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata
Converts some archived metadata to the pointer metadata for itself.
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> 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> LayoutRaw for T
impl<T> LayoutRaw for T
Source§fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
Returns the layout of the type.
Source§impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2
impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2
Source§unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool
unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool
Returns whether the given value has been niched. Read more
Source§fn resolve_niched(out: Place<NichedOption<T, N1>>)
fn resolve_niched(out: Place<NichedOption<T, N1>>)
Writes data to
out indicating that a T is niched.