CREATE EXTERNAL TABLE IF NOT EXISTS stocks ( 
exchange STRING, symbol STRING, ymd STRING, price_open FLOAT, price_high FLOAT, 
price_low FLOAT, price_close FLOAT, volume INT, price_adj_close FLOAT) 
ROW FORMAT DELIMITED FIELDS TERMINATED BY ',' LOCATION '/data/stocks';

我没有看到任何文件夹股票在hdfs。它将在哪里创建？