# DebtorServiceLevels: Nmbrs Debtor Service Levels - Catalog: `Nmbrs` - Schema: `Views` - Label: Debtor Service Levels This is a read-only view. The Nmbrs API may not support changing the data or the Invantive UniversalSQL driver for Nmbrs does not cover it. In the latter case, please use the table NativePlatformScalarRequests to upload data to the Nmbrs API. ## View Columns The columns of the view `DebtorServiceLevels` are shown below. Each column has an SQL data type. | Name | Data Type | Label | Required | Documentation | |---|:---:|---|:---:|---| | `DSL_SERVICELEVEL` | `varchar2` | Service Level | ☐ | | | `DSL_STARTCONTRACT` | `datetime` | Start Contract | ☐ | | | `DSL_STARTPERIOD` | `int32` | Start Period | ☐ | | | `DSL_STARTYEAR` | `int32` | Start Year | ☐ | | | `DTR_ID` | `int32` | ID | ☑ | Unique ID of the debtor. | | `DTR_NAME` | `varchar2` | Name | ☑ | Name of the debtor. | | `DTR_NUMBER` | `varchar2` | Number | ☑ | Debtor number. |