Data warehouse: Data Modeling and log system in data warehouse construction

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brief introduction

For a piece of software , It is divided into functional requirements and cross functional requirements （Cross-Functional Requirements, CFR）. functional requirement , Generally we can see , That's what it does , What services are provided . And cross functional requirements , It's implicit , Easily overlooked , Often referred to as non functional requirements (Non-Functional Requirements, NFR）.

Development process , The cost of cross functional requirements , Difficulty and workload , It is far greater than the functional requirements , Non technical staff need to be made aware of the extra work required to implement these cross functional requirements . Realization of functional requirements , It's more about understanding the business , And the realization of cross functional requirements , It's a challenge for technicians .