These functions perform operations on level names.
| Function | Description |
| EssOtlGetLevelName() | Gets the level name of the specified dimension |
| EssOtlGetLevelNames() | Retrieves all level names specified for a particular dimension |
| EssOtlSetLevelName() | Sets the level name of the specified dimension |
| EssOtlDeleteLevelName() | Deletes the level name of the specified dimension |