EVENT_ADDRESS : SUPERCLASS PHYSICAL_ADDRESS: SUBCLASS WEB_ADDRESS: SUBCLASS
| ATTRIBUTE | DATA TYPE | DEFINITION |
|---|---|---|
| event_address_id | INT | PK |
| type | STRING | A type is a discriminator that indicates whether the EVENT_ADDRESS is WEB_ADDRESS or PHYSICAL_ADDRESS..A type is NOT UNIQUE, NOT NULL, NEVER CHANGING. |
| ATTRIBUTE | DATA TYPE | DEFINITION |
|---|---|---|
| event_address_id | INT | FK |
| country_name | STRING | A type is a discriminator that indicates whether the EVENT_ADDRESS is WEB_ADDRESS or PHYSICAL_ADDRESS..A type is UNIQUE, NOT NULL, NEVER CHANGING. |
| address_details | STRING | An address_details attribute is a location entered by the STAFF member for a certain event ( PROGRAM - RECITATION ).An address_details attribute is UNIQUE, NOT NULL, CHANGING |
| ATTRIBUTE | DATA TYPE | DEFINITION |
|---|---|---|
| event_address_id | INT | PK |
| url | STRING | A url is a link entered by the STAFF member for a certain event ( PROGRAM - RECITATION ).A url is UNIQUE, NOT NULL, CHANGING. |