Compare Data Warehousing Top-down Approach With Bottom-up Approach.

1.	Compare Data Warehousing Top-down Approach With Bottom-up Approach.
Answer» TOP down ODS-->ETL-->Datawarehouse-->DATAMART-->OLAP Bottom up ODS-->ETL-->Datamart-->Datawarehouse-->OLAP Top down ODS-->ETL-->Datawarehouse-->Datamart-->OLAP Bottom up ODS-->ETL-->Datamart-->Datawarehouse-->OLAP

Answer»

TOP down
ODS-->ETL-->Datawarehouse-->DATAMART-->OLAP

Bottom up
ODS-->ETL-->Datamart-->Datawarehouse-->OLAP

Top down
ODS-->ETL-->Datawarehouse-->Datamart-->OLAP

Bottom up
ODS-->ETL-->Datamart-->Datawarehouse-->OLAP

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