A typical business requirement might be that all employees are at least 16 years of age. Regardless of the selected RDBMS, business requirements are ultimately enforced by implementing
you need to turn your attention to the business requirements. A typical business requirement might be that all employees are at least 16 years of age. Regardless of the selected RDBMS, business requirements are ultimately enforced by implementing database constraints on tables and columns. These constraints include: A NOT NULL constraint A unique constraint […]