| id |
| Base Entity | credit |
| Attribute Name | id |
| Logical Rolename | |
| ColumnName | id |
| RoleName | |
| Definition | Primary key id like evid,orid,magid,mecid |
| Note | Range: id > 0 |
| tname |
| Base Entity | credit |
| Attribute Name | tname |
| Logical Rolename | |
| ColumnName | tname |
| RoleName | |
| Definition | Name of table in which id is a key |
| Note | Range: Any free-format string up to 30 characters |
| refer |
| Base Entity | credit |
| Attribute Name | refer |
| Logical Rolename | |
| ColumnName | refer |
| RoleName | |
| Definition | Credit reference (e.g. keyid of credit_alias table) |
| Note | Range: Any free-format string up to 80 characters |