this is a project for hive
this is a project for hive
项目需求： 需求：统计指定时间内，各个区域下最热门(top N)的产品/商品/套餐
实现步骤：
1：在mysql新建两张表，一张是city,一张是product_info,并把数据导入进去
2: 把Mysql的这两张表导入到hive,详细见 load_hive.sh
3：在proudct_info表里一个字段是json，需要编写hive udf来解析
4：对这三张表联合查询sql,来统计结果
1：点击访问时间转换成日期格式：to_date(access_time)
2: 用row_number() over来组内排序选择top 3
5: 导出结果到mysql
React
A declarative, efficient, and flexible JavaScript library for building user interfaces.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
Typescript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
An Open Source Machine Learning Framework for Everyone
Django
The Web framework for perfectionists with deadlines.
Laravel
A PHP framework for web artisans
Bring data to life with SVG, Canvas and HTML. 📊📈🎉
JavaScript (JS) is a lightweight interpreted programming language with first-class functions.
Some thing interesting about web. New door for the world.
A server is a program made to process requests and deliver data to clients.
Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.
Some thing interesting about visualization, use data art
Some thing interesting about game, make everyone happy.
Facebook
We are working to build community through open source technology. NB: members must have two-factor auth.
Microsoft
Open source projects and samples from Microsoft.
Google
Google ❤️ Open Source for everyone.
Alibaba
Alibaba Open Source for everyone
D3
Data-Driven Documents codes.
Tencent
China tencent open source team.