Explain me what are conformed dimensions?
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Explain the main differences between star and snowflake schema?
What is dimension modeling?
In a star schema, are foreign key constraints between facts and dimensions neccessary?
Where do we use semi and non additive facts?
What are the steps of implementing data warehousing?
Explain what are the advantages data mining over traditional approaches?
Write a short note on data warehousing & three-Tier Warehouse architecture in detail.
ware house management system is used?
what role views play in dimensional modeling?
What are the main steps to build the data warehouse?
What is vdl (view definition language) explain?
What are parallel querys and query hints?