Identifier of this operation instance.

Name of the operation.

Quantity of the operationplan.

Start date of the operationplan.

End date of the operationplan.
Note that in case of unavailable time, the difference between the start and end date can be bigger than the specified duration of the operation. For instance, if the weekends are modelled as unavailable time, an operation with a duration of 1 day can start on friday 7AM and end on monday 7AM.

Locked operationplans are frozen and can't be touched during planning. Such operationplans model for instance confirmed supplier deliveries, work in progress operations, etc.

Total unavailable time over the duration of the operationplan. Continuing on the above example, the unavailable time would be 2 days.

In case of nested operationplans this field shows the identifier of the owning operationplan. This applies to alternate operations and to routing operations.