Method toString

src/main/query_result/materialized_query_result.cpp:66–87

}

std::string MaterializedQueryResult::toString() const {
    checkDatabaseClosedOrThrow();
    if (!isSuccess()) {
        return errMsg;
    }
    std::string result;
    // print header
    for (auto i = 0u; i < columnNames.size(); ++i) {
        if (i != 0) {
            result += "|";
        }
        result += columnNames[i];
    }
    result += "\n";
    auto tuple_ = FlatTuple(this->columnTypes);
    auto iterator_ = FactorizedTableIterator(*table);
    while (iterator_.hasNext()) {
        iterator_.getNext(tuple_);
        result += tuple_.toString();
    }
    return result;
}

bool MaterializedQueryResult::hasNextArrowChunk() {
    return hasNext();