Method getSerialization

src/DataTypes/DataTypeTuple.cpp:329–342

}

SerializationPtr DataTypeTuple::getSerialization(const String & column_name, const StreamExistenceCallback & callback) const
{
    SerializationTuple::ElementSerializations serializations(elems.size());
    bool use_explicit_names = have_explicit_names && serialize_names;
    for (size_t i = 0; i < elems.size(); ++i)
    {
        String elem_name = use_explicit_names ? names[i] : toString(i + 1);
        auto subcolumn_name = Nested::concatenateName(column_name, elem_name);
        auto serializaion = elems[i]->getSerialization(subcolumn_name, callback);
        serializations[i] = std::make_shared<SerializationNamed>(serializaion, elem_name);
    }

    return std::make_shared<SerializationTuple>(std::move(serializations), use_explicit_names);
}

static DataTypePtr create(const ASTPtr & arguments)
{