default boolean isUseBlockingQueue() {
        return DEFAULT_USE_BLOCKING_QUEUE;
    }
Checks whether blocking queue(mainly for piped stream) is used or not.

@return true if blocking queue is used; false indicates that non-blocking
        queue is used(faster but consumed more CPU)
clickhouse-data/src/main/java/com/clickhouse/data/ClickHouseDataConfig.java