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SummaryStatistics

cqlite_core::storage::sstable::summary_reader

Struct SummaryStatistics 

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pub struct SummaryStatistics {
    pub total_entries: usize,
    pub min_index_interval: u32,
    pub sampling_level: u32,
    pub size_at_full_sampling: u32,
    pub average_key_size: f64,
    pub file_size: u64,
}
Expand description

Summary statistics for analysis and validation

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§total_entries: usize

Total number of summary entries

§min_index_interval: u32

Min index interval from header

§sampling_level: u32

Sampling level from header

§size_at_full_sampling: u32

Size at full sampling from header

§average_key_size: f64

Average partition key size

§file_size: u64

File size in bytes

Trait Implementations§

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impl Clone for SummaryStatistics

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fn clone(&self) -> SummaryStatistics

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for SummaryStatistics

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for SummaryStatistics

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for SummaryStatistics

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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impl<T> Allocation for T
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impl<T> Borrow<T> for T
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fn borrow(&self) -> &T

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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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const ALIGN: usize

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type Init = T

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unsafe fn init(init: <T as Pointable>::Init) -> usize

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unsafe fn drop(ptr: usize)

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type Owned = T

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impl<T, U> TryFrom<U> for T
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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.