etl architecture ppt

Assembly Area Preparing data, often also called data management, refers to acquiring data and translating it into information, and ultimately submitting that information to the front-end query interface. The background does not provide query services, the Data Warehouse methodology assumes that data access in the background is strictly forbidden, which is the sole purpose of the foreground. The backend part of the data warehouse is often referred to as the staging area (Stagingarea). Data aggreg

ETL technical support work are briefly described. After the Data Warehouse is on-line, the ETL group needs to provide technical support for the normal operation of the ETL work. Typically, this technical support work is divided into four levels. 1. The first level of technical support is typically a phone support person, which is a Technical support services win

Business Intelligence (BI) = Data Warehouse (DW) + OLAP + Data Mining (DM)Business Intelligence = Data Warehouse + Online Analytics + data MiningThe purpose of BI is to help users make decision analysis, analyze the present situation from multidimensional perspective, provide reliable data base and background for decision-makers to make correct decision, and make correct guidance for the development of enterprises. However, in the domestic do bi really go into a misunderstanding, usually custome

ArticleDirectory Reader Conference · Workshop notes (including PPT download) of deepqa framework and Siri architecture in Beijing 1st) Preface I. Basic deepqa framework of Zhang Dong Ii. Basic architecture of Siri by Zhang junlin Download PPT Postscript Reader Conference · Work

I shared it with my company yesterday.Stolen architecture openexpressappIn my blogArticleAnd you may be familiar with it. In this PPT, I did not introduce the specific use of openexpressapp. I would like to introduce more about the platform's understanding and the existing methods in various software dimensions in the industry (such as product line engineering and DSM ), finally, I will talk about the curre