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Trivial change
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@ -418,9 +418,10 @@ WeakHash32 ColumnAggregateFunction::getWeakHash32() const
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void ColumnAggregateFunction::updateHashFast(SipHash & hash) const
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{
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/// Fallback to per-element hashing, as there is no faster way
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for (size_t i = 0; i < size(); ++i)
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updateHashWithValue(i, hash);
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WriteBufferFromOwnString wbuf;
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const ColumnAggregateFunction::Container & vec = getData();
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func->serializeBatch(vec, 0, size(), wbuf);
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hash.update(wbuf.str().c_str(), wbuf.str().size());
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}
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/// The returned size is less than real size. The reason is that some parts of
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