Repeating Groups Provide a mechanism for a field to have a set of values rather than a single value. Alternative representation of weak entities from the E-R model Example:Two sets. customer(customer-name) customer-address(customer-street,customer-city) The following diagrams represent these sets without the repeating- group construct. Database System Concepts,5th Ed. A.10 ©Silberschat乜，Korth and SudarshanDatabase System Concepts, 5 A.10 ©Silberschatz, Korth and Sudarshan th Ed. Repeating Groups Provide a mechanism for a field to have a set of values rather than a single value. Alternative representation of weak entities from the E-R model Example: Two sets. customer (customer-name) customer-address (customer-street, customer-city) The following diagrams represent these sets without the repeating￾group construct