Shared Database, Shared Schema:?

Short answer: All tenants share the same database and tables. A tenant identifier (e.g., tenant_id) is used to segregate data. Pros: Easier to maintain and scale. Cons: Can lead to security and data isolation issues.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.