| Column | Data Type | Nullable | Default | Description |
| WorkOrderID | int | not null | | Primary key. Foreign key to WorkOrder.WorkOrderID. |
| ProductID | int | not null | | Primary key. Foreign key to Product.ProductID. |
| OperationSequence | smallint | not null | | Primary key. Indicates the manufacturing process sequence. |
| LocationID | smallint | not null | | Manufacturing location where the part is processed. Foreign key to Location.LocationID. |
| ScheduledStartDate | datetime | not null | | Planned manufacturing start date. |
| ScheduledEndDate | datetime | not null | | Planned manufacturing end date. |
| ActualStartDate | datetime | null | | Actual start date. |
| ActualEndDate | datetime | null | | Actual end date. |
| ActualResourceHrs | decimal(9, 4) | null | | Number of manufacturing hours used. |
| PlannedCost | money | not null | | Estimated manufacturing cost. |
| ActualCost | money | null | | Actual manufacturing cost. |
| ModifiedDate | datetime | not null | (getdate()) | Date and time the record was last updated. |