sqlContext.sql(""" SELECT user_no,cust_id,oper_code FROM cui.operation_data_android WHERE user_no <> 'null'""").repartition(1).saveAsTextFile("/out.txt")
用notepad++编写好一个.sql脚本文件: drop database if exists library; create database library default character set utf8; use library; create table user( id ) not null auto_increment, name ) default null, password ) default null, primary key (id) )engine=innodb