النماذج الموحدة: متى تُستخدم ومتى لا

في هذا الدرس

decide when a shared data model helps.

الموضوعات المخطط لها

• Canonical model: one agreed format for a business concept (order, customer) used between many systems.
• Helps when many systems exchange the same entity and you want N-to-one instead of N-to-N mappings.
• Hurts when it becomes a slow, committee-owned lowest common denominator.
• Use it for a few stable core entities; otherwise map pairwise with clear contracts.