The IDimensionSet interface contains properties and methods of collection with obligatory dimensions of time series database and personal values of its own factors.
| Property name | Brief description | |
| Count | The Count property returns the number of dimensions. | |
| Item | The Item property returns object that contains dimension structure. |
| Method name | Brief description | |
| Add | The Add method adds dictionary to the dimension list. | |
| Clear | The Clear method removes all dimensions of time series database, added by user. | |
| FindById | The FindById method searches dimension by identifier. | |
| FindByKey | The FindByKey method searches dimension by its key. | |
| Remove | The Remove method removes dimension by its index. | |
| RemoveById | The RemoveById method removes dimension by identifier. | |
| RemoveByKey | The RemoveByKey method removes dimension by its key. |
See also: