Data architecture

Data is one of the architecture domains that is the pillar of EA. The other pillars are the application, business, and infrastructure. Data architecture enables the designing and implementations of data resources. Data architecture enables the design, construction, and implementation of business-driven data entities that include real world entities.

The data architecture pillar artifact for the data design is leveraged in the implementation of the organization's physical database. Data architecture can be compared to a house architecture where the descriptions of sizes, materials, roofing, rooms, plumbing layout, and electrical structures are elucidated.

Figure 22: Logical data architecture

Examples for data reference models

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