pub struct CacheStats {
pub hits: u64,
pub misses: u64,
pub evictions: u64,
pub size: usize,
pub capacity: usize,
}Expand description
预备语句缓存统计信息。
Fields§
§hits: u64缓存命中次数
misses: u64缓存未命中次数
evictions: u64缓存驱逐次数
size: usize当前缓存条目数
capacity: usize最大缓存容量
Implementations§
Source§impl CacheStats
impl CacheStats
Trait Implementations§
Source§impl Clone for CacheStats
impl Clone for CacheStats
Source§impl Debug for CacheStats
impl Debug for CacheStats
Auto Trait Implementations§
impl Freeze for CacheStats
impl RefUnwindSafe for CacheStats
impl Send for CacheStats
impl Sync for CacheStats
impl Unpin for CacheStats
impl UnsafeUnpin for CacheStats
impl UnwindSafe for CacheStats
Blanket Implementations§
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
impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
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 more