Question
Why is data integration required in a data warehouse, more than in an operational application? When you join two tables on a common column (or
Why is data integration required in a data warehouse, more than in an operational application?
When you join two tables on a common column (or field), what is the effect in the results set, when the value of the column is a NULL value?
List three ways that Star Schemas and Snowflake Schemas are similar.
List three ways that OLTP Schemas and Databases are DIFFERENT than Star Schemas.
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Intelligent Information And Database Systems Asian Conference Aciids 2012 Kaohsiung Taiwan March 2012 Proceedings Part 2 Lnai 7197
Authors: Jeng-Shyang Pan ,Shyi-Ming Chen ,Ngoc-Thanh Nguyen
2012th Edition
3642284892, 978-3642284892
