摘要:
一、cache和persisit的对比-rw-r--r--@ 1 hadoop staff 68M 5 17 07:04 access.logcache/persitence是 lazy的,延迟加载unpersitence是立即执行的@DeveloperApiclass StorageLevel private( private var _useDisk: Boolean, ... 阅读全文
摘要:
https://github.com/xingsuio/scalaPra 阅读全文