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wangyitong | 5b2cd2c5d9 | 3 months ago |
wangyitong | 5ca2f2f613 | 3 months ago |
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# ETL_science
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主要用于数据统计分析的任务设计
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该模块目录如下
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### 目录结构
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```
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etl_science
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│ readme.md
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└─etl_org - 对应具体的任务类型
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├─ddl - 对应具体的任务表
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└─sql - 对应具体的任务执行流程
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```
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#### 对应具体任务表规则如下
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```
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1.ODS (operational data store) 原始数据层
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2.DWD (data warehouse detials) 数据明细层
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3.DWM (data warehouse middle) 数据中间层
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4.DWS (data warehouse service) 数据服务层
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5.ADS (aplication data service) 数据应用层
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```
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