Method operation

src/function/list/list_slice_function.cpp:32–45

Note: this function takes in a 1-based begin/end index (The index of the first value in the listEntry is 1).

    // Note: this function takes in a 1-based begin/end index (The index of the first value in the
    // listEntry is 1).
    static void operation(list_entry_t& listEntry, int64_t& begin, int64_t& end,
        list_entry_t& result, ValueVector& listVector, ValueVector& resultVector) {
        auto startIdx = begin;
        auto endIdx = end;
        normalizeIndices(startIdx, endIdx, listEntry.size);
        result = ListVector::addList(&resultVector, endIdx - startIdx + 1);
        auto srcDataVector = ListVector::getDataVector(&listVector);
        auto srcPos = listEntry.offset + startIdx - 1;
        auto dstDataVector = ListVector::getDataVector(&resultVector);
        auto dstPos = result.offset;
        for (; startIdx <= endIdx; startIdx++) {
            dstDataVector->copyFromVectorData(dstPos++, srcDataVector, srcPos++);
        }
    }

    static void operation(string_t& str, int64_t& begin, int64_t& end, string_t& result,
        ValueVector&, ValueVector& resultValueVector) {