Enum mz_persist_types::stats::bytes::BytesStats

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pub enum BytesStats {
    Primitive(PrimitiveStats<Vec<u8>>),
    Json(JsonStats),
    Atomic(AtomicBytesStats),
    FixedSize(FixedSizeBytesStats),
}
Expand description

Statistics about a column of Vec<u8>.

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impl Clone for BytesStats

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fn clone(&self) -> BytesStats

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl ColumnStats for BytesStats

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type Ref<'a> = &'a [u8]

Type returned as the stat bounds.
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fn lower<'a>(&'a self) -> Option<Self::Ref<'a>>

An inclusive lower bound on the data contained in the column, if known. Read more
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fn upper<'a>(&'a self) -> Option<Self::Ref<'a>>

Same as Self::lower but an (also inclusive) upper bound.
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fn none_count(&self) -> usize

The number of Nones if this column is optional or 0 if it isn’t.
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impl Debug for BytesStats

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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 DynStats for BytesStats

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fn debug_json(&self) -> Value

Formats these statistics for use in INSPECT SHARD and debugging.
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fn into_columnar_stats(self) -> ColumnarStats

Return self as ColumnarStats.
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fn type_name(&self) -> &'static str

Returns the name of the erased type for use in error messages.
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impl From<BytesStats> for ColumnStatKinds

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fn from(value: BytesStats) -> Self

Converts to this type from the input type.
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impl RustType<ProtoBytesStats> for BytesStats

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fn into_proto(&self) -> ProtoBytesStats

Convert a Self into a Proto value.
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fn from_proto(proto: ProtoBytesStats) -> Result<Self, TryFromProtoError>

Consume and convert a Proto back into a Self value. Read more
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fn into_proto_owned(self) -> Proto

A zero clone version of Self::into_proto that types can optionally implement, otherwise, the default implementation delegates to Self::into_proto.

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where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T, U> CastInto<U> for T
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fn cast_into(self) -> U

Performs the cast.
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impl<T> CloneToUninit for T
where T: Clone,

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default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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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 = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

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type Output = T

Should always be Self
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The resulting type after obtaining ownership.
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