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Fix double copy varchar field while loading (#22114)

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Signed-off-by: yah01 <yang.cen@zilliz.com>
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yah01 2023-02-16 17:16:35 +08:00 committed by GitHub
parent fef12b53ef
commit 187788059b
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 28 additions and 10 deletions
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5
internal/core/src/common/Utils.h
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@ -12,6 +12,7 @@
#pragma once
#include <google/protobuf/text_format.h>
#include <string>
#include "common/Consts.h"
@ -85,14 +86,14 @@ PostfixMatch(const std::string& str, const std::string& postfix) {
inline int64_t
upper_align(int64_t value, int64_t align) {
Assert(align > 0);
auto groups = (value + align - 1) / align;
auto groups = value / align + (value % align != 0);
return groups * align;
}
inline int64_t
upper_div(int64_t value, int64_t align) {
Assert(align > 0);
auto groups = (value + align - 1) / align;
auto groups = value / align + (value % align != 0);
return groups;
}

14
internal/core/src/segcore/ConcurrentVector.cpp
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@ -109,10 +109,16 @@ VectorBase::fill_chunk_data(ssize_t element_count, const DataArray* data, const
return fill_chunk_data(data->scalars().double_data().data().data(), element_count);
}
case DataType::VARCHAR: {
auto begin = data->scalars().string_data().data().begin();
auto end = data->scalars().string_data().data().end();
std::vector<std::string> data_raw(begin, end);
return fill_chunk_data(data_raw.data(), element_count);
auto vec = static_cast<ConcurrentVector<std::string>*>(this);
auto count = data->scalars().string_data().data().size();
vec->grow_on_demand(count);
auto& chunk = vec->get_chunk(0);
size_t index = 0;
for (auto& str : data->scalars().string_data().data()) {
chunk[index++] = str;
}
return;
}
default: {
PanicInfo("unsupported");

19
internal/core/src/segcore/ConcurrentVector.h
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@ -11,18 +11,18 @@
#pragma once
#include <tbb/concurrent_vector.h>
#include <atomic>
#include <cassert>
#include <deque>
#include <mutex>
#include <shared_mutex>
#include <string>
#include <unordered_map>
#include <shared_mutex>
#include <utility>
#include <vector>
#include <tbb/concurrent_vector.h>
#include "common/FieldMeta.h"
#include "common/Span.h"
#include "common/Types.h"
@ -148,6 +148,12 @@ class ConcurrentVectorImpl : public VectorBase {
chunks_.emplace_to_at_least(chunk_count, Dim * size_per_chunk_);
}
void
grow_on_demand(int64_t element_count) {
auto chunk_count = upper_div(element_count, size_per_chunk_);
chunks_.emplace_to_at_least(chunk_count, Dim * element_count);
}
Span<TraitType>
get_span(int64_t chunk_id) const {
auto& chunk = get_chunk(chunk_id);
@ -224,6 +230,11 @@ class ConcurrentVectorImpl : public VectorBase {
return chunks_[chunk_index];
}
Chunk&
get_chunk(ssize_t index) {
return chunks_[index];
}
const void*
get_chunk_data(ssize_t chunk_index) const override {
return chunks_[chunk_index].data();
@ -274,7 +285,7 @@ class ConcurrentVectorImpl : public VectorBase {
return;
}
auto chunk_max_size = chunks_.size();
Assert(chunk_id < chunk_max_size);
AssertInfo(chunk_id < chunk_max_size, "chunk_id=" + std::to_string(chunk_id));
Chunk& chunk = chunks_[chunk_id];
auto ptr = chunk.data();
std::copy_n(source + source_offset * Dim, element_count * Dim, ptr + chunk_offset * Dim);