| eventcategory |
| Logical Entity Name | eventcategory |
| Default Table Name | eventcategory |
| Definition | Summary information on event categories |
| eventcategory Attributes |
| Attribute/Logical Rolename | Domain | Datatype | NULL | Definition |
| catid |
NUMERIC(0, 0) | NO | Category identifier | |
| category | VARCHAR(25) | NO | Name associated with an event category | |
| description | VARCHAR(80) | YES | Event category description |
| eventcategory Keys |
| Key Name | Key Type | Keys |
| EvCatKey01 | PrimaryKey | catid |
| eventcategory Relationships |
| Parent Relationships: |
| Entity Name | Type | Cardinality | Business Name | VerbPhrase | InversePhrase | Foreign Keys | Is Supertype |
| Child Relationships: |
| Entity Name | Type | Cardinality | Business Name | VerbPhrase | InversePhrase | Foreign Keys | Is Subtype |
| assoctypecat | Non-Identifying | One To Zero or More | NO |
| eventcategory Check Constraints |
| Check Constraint Name | CheckConstraint |
| EvCat01 | catid > 0 |