Data Warehouse Build
A proven and sound data warehouse development methodology combined with a collaborative approach with the goal of giving ownership of the BI application to the business people has proven to be most successful. By building a more self-service oriented data architecture, the user community becomes incrementally empowered and productivity rises.
Implementing the back-end ETL process is usually done using an ETL tool such as SQL Server Integration Services (SSIS). Depending on the condition of your source files (integrity, location, history), the complexity of the required transformations and the functional limitations of the ETL tool, you may have to write some custom code to enrich the ETL tool functionality.
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