tools 1 hive 3 mysql 2 linux 2 aliyun 1 ubuntu 2 ECS 1 mac 1 scrapy 1 python 5 hadoop 2 hbase 1 git 1 spark 1 mysql5.7 1 conda 1 flask 3 web 2 memcached 1 ml 1 sklearn 1 built-in constants 1 built-in functions 1 spider 2 redis 1 jdk 1 java 1