2010年
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Business Intelligence Questions
概念来自于Oracle 数据库文档“Concepts”的Business Intelligence一章。#1 - What is ETL The process of extracting data from source systems and bringing it into the data warehouse is commonly called ETL,...
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Architecture
Physical StructuresDatafilesEvery Oracle database has one or more physical datafiles. The datafiles contain all the database data. Tables and indexes are also stored in the datafiles.Control FilesEv...
