# ComparePayrollPeriodPayrollComponentResultsByPayrollAdministrationId
Get the results of the given payroll period and the one before
__Activity name :__ GetComparePayrollPeriodsByPayrollAdministrationId
Returns the results of given payroll period and the one before so a comparison can be made. Currently only the components 260, 495, 257 are returned
This is a read-only table function. The Loket.nl REST API may not support changing the data, or the Invantive UniversalSQL driver for Loket.nl REST does not support it. In the latter case, use the table NativePlatformScalarRequests to upload data to the Loket.nl REST API.
- Catalog: `LoketNlRest`
- Schema: `PayrollResults`
## Parameters of Table Function
| Name | Data Type | Required | Default Value | Documentation |
|---|:---:|:---:|:---:|---|
| `payrollAdministrationId` | `guid` | ☑ | | The unique identifier of an administration |
| `payrollPeriodId` | `int32` | ☑ | | The unique identifier of the payroll period |
## Columns
The columns of the table `ComparePayrollPeriodPayrollComponentResultsByPayrollAdministrationId` are shown below. Each column has an SQL data type.
| Name | Data Type | Label | Required | Documentation |
|---|:---:|---|:---:|---|
| `numberOfPayrolledEmployments` | `int32` | | ☐ | The number of employments that where payrolled |
| `payrollComponent_category_key` | `int32` | Payroll Component Category Key | ☐ | |
| `payrollComponent_category_value` | `string` | Payroll Component Category Value | ☐ | |
| `payrollComponent_column_key` | `int32` | | ☐ | |
| `payrollComponent_column_value` | `string` | | ☐ | |
| `payrollComponent_costsEmployer_key` | `int32` | | ☐ | |
| `payrollComponent_costsEmployer_value` | `string` | | ☐ | |
| `payrollComponent_key` | `int32` | Payroll Component Key | ☐ | The number for the payroll component. This number has meaning to payroll professionals using Loket.nl who often know many of them by heart. |
| `payrollComponent_value` | `string(14)` | | ☐ | The description of the payroll component |
| `payrollPeriod_periodEndDate` | `datetime` | Payroll Period End Date | ☐ | The last day of the period for which the tax return message was created |
| `payrollPeriod_periodNumber` | `int32` | Payroll Period Number | ☐ | The period number of the payroll period the record relates to |
| `payrollPeriod_periodStartDate` | `datetime` | Payroll Period Start Date | ☐ | The first day of the period for which the tax return message was created |
| `payrollPeriod_testYear` | `boolean` | Payroll Processing Period Test Year | ☐ | Indicates whether the payroll periode is part of a test year. In Loket it is possible to run a year of a payrolladministration as a so-called test year. This is typically done to test the configuration of a new payroll administration, by running payrollruns within the context of a test year. Please note: if the payroll run belongs to a test year the results of the run should not be regarded as actual data but as test data. |
| `payrollPeriod_year` | `int32` | Payroll Processing Year Period | ☐ | The year of the payroll period the record relates to |
| `value` | `decimal` | Value | ☐ | Value/ amount (normaal tarief voor belasting, tabelloon) for the payrollcomponent. Only a 'normal' type payslip may have value for this. |
| `valueSpecialTariff` | `decimal` | Special Rate Value | ☐ | Value/ amount (speciaal tarief voor belasting) for the payrollcomponent. Both a 'normal' and 'special tariff' type payslip may a value for this. Also, both valueNormal and valueSpecialTariff may have a value at the same time. |