pub struct DatabaseHeader {
pub version: u32,
pub page_size: u32,
pub page_count: u32,
pub freelist_head: u32,
pub schema_version: u32,
pub checkpoint_lsn: u64,
pub checkpoint_in_progress: bool,
pub checkpoint_target_lsn: u64,
pub physical: PhysicalFileHeader,
}Expand description
Database file header information persisted in page 0 after the page header.
Fields§
§version: u32§page_size: u32§page_count: u32§freelist_head: u32§schema_version: u32§checkpoint_lsn: u64§checkpoint_in_progress: bool§checkpoint_target_lsn: u64§physical: PhysicalFileHeaderTrait Implementations§
Source§impl Clone for DatabaseHeader
impl Clone for DatabaseHeader
Source§fn clone(&self) -> DatabaseHeader
fn clone(&self) -> DatabaseHeader
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 moreSource§impl Debug for DatabaseHeader
impl Debug for DatabaseHeader
Source§impl Default for DatabaseHeader
impl Default for DatabaseHeader
Source§fn default() -> DatabaseHeader
fn default() -> DatabaseHeader
Returns the “default value” for a type. Read more
impl Eq for DatabaseHeader
Source§impl PartialEq for DatabaseHeader
impl PartialEq for DatabaseHeader
Source§fn eq(&self, other: &DatabaseHeader) -> bool
fn eq(&self, other: &DatabaseHeader) -> bool
Tests for
self and other values to be equal, and is used by ==.impl StructuralPartialEq for DatabaseHeader
Auto Trait Implementations§
impl Freeze for DatabaseHeader
impl RefUnwindSafe for DatabaseHeader
impl Send for DatabaseHeader
impl Sync for DatabaseHeader
impl Unpin for DatabaseHeader
impl UnsafeUnpin for DatabaseHeader
impl UnwindSafe for DatabaseHeader
Blanket Implementations§
Source§impl<'a, T, E> AsTaggedExplicit<'a, E> for Twhere
T: 'a,
impl<'a, T, E> AsTaggedExplicit<'a, E> for Twhere
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Source§impl<'a, T, E> AsTaggedImplicit<'a, E> for Twhere
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impl<'a, T, E> AsTaggedImplicit<'a, E> for Twhere
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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
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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<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
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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>
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impl<T> IntoRequest<T> for T
Source§fn into_request(self) -> Request<T>
fn into_request(self) -> Request<T>
Wrap the input message
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