Liu Fan-yan
Abstract
The set of tools that supports data extract, transform,cleaning,and lording is a key component of the data warehouse architecture.This paper emphasized on discussing the data transform and the data quality in the ETL technology.
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The set of tools that supports data extract, transform,cleaning,and lording is a key component of the data warehouse architecture.This paper emphasized on discussing the data transform and the data quality in the ETL technology.
Key concepts: Data warehouse, Computer science, Database, Component (thermodynamics), Key (lock), Architecture, Data quality, Set (abstract data type)