Method copyVectorToBuffer

src/storage/table/column_chunk_data.cpp:536–552

}

void ColumnChunkData::copyVectorToBuffer(ValueVector* vector, offset_t startPosInChunk,
    const SelectionView& selView) {
    auto bufferToWrite = buffer->getBuffer().data() + startPosInChunk * numBytesPerValue;
    DASSERT(startPosInChunk + selView.getSelSize() <= capacity);
    const auto vectorDataToWriteFrom = vector->getData();
    if (nullData) {
        nullData->appendNulls(vector, selView, startPosInChunk);
    }
    if (selView.isUnfiltered()) {
        memcpy(bufferToWrite, vectorDataToWriteFrom, selView.getSelSize() * numBytesPerValue);
    } else {
        selView.forEach([&](auto pos) {
            memcpy(bufferToWrite, vectorDataToWriteFrom + pos * numBytesPerValue, numBytesPerValue);
            bufferToWrite += numBytesPerValue;
        });
    }
}

void ColumnChunkData::setNumValues(uint64_t numValues_) {
    DASSERT(numValues_ <= capacity);