AppendOnlyBucket

risingwave_expr_impl::aggregate::approx_count_distinct::append_only

Struct AppendOnlyBucket 

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pub struct AppendOnlyBucket(pub u8);

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§0: u8

Trait Implementations§

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impl Bucket for AppendOnlyBucket

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fn update(&mut self, index: u8, retract: bool) -> Result<()>

Increments or decrements the bucket at index depending on the state of retract. Returns an Error if index is invalid or if inserting will cause an overflow in the bucket.
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fn max(&self) -> u8

Gets the number of the maximum bucket which has a count greater than zero.
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impl Clone for AppendOnlyBucket

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fn clone(&self) -> AppendOnlyBucket

Returns a duplicate 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 Debug for AppendOnlyBucket

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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 Default for AppendOnlyBucket

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fn default() -> AppendOnlyBucket

Returns the “default value” for a type. Read more
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impl EstimateSize for AppendOnlyBucket

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fn estimated_heap_size(&self) -> usize

The estimated heap size of the current struct in bytes.
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fn estimated_size(&self) -> usize
where Self: Sized,

The estimated total size of the current struct in bytes, including the estimated_heap_size and the size of Self.
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impl PartialEq for AppendOnlyBucket

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fn eq(&self, other: &AppendOnlyBucket) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for AppendOnlyBucket

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impl Eq for AppendOnlyBucket

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impl StructuralPartialEq for AppendOnlyBucket

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