An organization often has data administrator or a data warehouse who are responsible for documenting and managing the organization’s information needs. Every project of the business uses a subset of that information. The business analyst must understand the importance of these data. Data requirements must be a part of the business requirement documentation.
If the data requirements are not properly documented, the developer will have to find amongst the thousands of business data which one will be used to calculate, or which one should be reflected in a report. Missing a requirement can lead to expensive and lengthy project delays during the testing phase.
Missing a critical piece of information can contribute to the majority of the maintenance problems. There are business users who fail to articulate the business data. The reason is they are being too inherent in their work that it becomes difficult for them to identify each data requirement. To be able to save the business the time and money, the business analyst must be skilled in data elicitation and definition. Eliciting information help uncover additional process and business rules.
In business, a business analyst must be able to understand and document the business data requirements. It is critical in defining the complete requirement. Every business process uses a critical piece of data. Missis this critical data or incorrectly defining it can contribute to the majority of the maintenance problems and result in a system that does not reflect the business needs.
Data modeling is technique often used by business analysts to gather the data. To be able to do so, a business analyst must know how to determine data requirements. In doing so, the analyst must be able to follow these steps.
- Determine What Data is required
- Addition of Detailed Information
- Create a Flow Diagram
- Define the Detail of How Entities Move
- Discuss the Gathered Data
There are courses that teach students an in-depth approach to data modeling. It also includes identifying and defining all the necessary data components using textual templates and entity relationship diagram. The course teaches techniques to help an analyst elicit, analyze and document data requirement. The data requirements course can tie together other analysis techniques. It can highlight the impact of data on the other core requirement components.
The data requirement course will have the students to learn the following:
- Identify the core requirements
- Identify the relationships between data elements and know of their impact on the business.
- Identify the requirements at an appropriate level of detail
- Detail the data requirements
- Detail the complete related business rules
- Use data to verify and communicate a complete understanding of the domain of the business
- Assist with the transition of business data to database design
- Utilize easy normalization techniques
- Validate requirements with activity requirements.
A business analyst must understand that data is important for all their projects. Data is important in business data requirements documentation. Without documentation, there will be no source of data to use in the calculation, to reflect on reports and as a basis to complete the project.