/// <summary> /// Returns a new DataFrame by taking the first `n` rows. /// The difference between this function and `head` is that `head` returns an array while `limit` returns a new DataFrame. /// </summary> /// <param name="num">Number of rows to take from current DataFrame</param> /// <returns>A new DataFrame containing the first `n` rows</returns> public DataFrame Limit(int num) { return (new DataFrame(dataFrameProxy.Limit(num), sparkContext)); }