| Field Name | Description | Type | Linked Tables |
| BCKey | Unique Class Key | Numeric | ClassInstance |
| Name | Class Name | String | |
| SubjectKey | Subject Linked Key | Numeric | Subject |
| Number | Class Number | Numeric | |
| Description | Class Description | String | |
| Prerequisite1 | Key Linked to another Base Class representing a prereq. null if none | Numeric | BaseClass |
| Prerequisite2 | Key Linked to another Base Class representing a prereq. null if none | Numeric | BaseClass |
| Prerequisite3 | Key Linked to another Base Class representing a prereq. null if none | Numeric | BaseClass |
| Prerequisite4 | Key Linked to another Base Class representing a prereq. null if none | Numeric | BaseClass |
| FallInstances | How many of this class are usually offered in Fall | Numeric | |
| WinterInstances | How many of this class are usually offered in Winter | Numeric | |
| SpringInstances | How many of this class are usually offered in Spring | Numeric | |
| SummerInstances | How many of this class are usually offered in Summer | Numeric | |