> ## Documentation Index
> Fetch the complete documentation index at: https://docs.activeviam.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Data load controller classes

export const productName = "Atoti FRTB";

Below is a description of the configuration classes related to the DLC in {productName}.

| Class                                  | Module           | Description                                                                                                                              |
| -------------------------------------- | ---------------- | ---------------------------------------------------------------------------------------------------------------------------------------- |
| FrtbDlcConfig                          | frtb-starter     | Import used in `FRTBConfig` for all of the classes related to DLC in Atoti FRTB.                                                         |
| FrtbDlcDescription                     | frtb-starter     | Custom top level DlcDescription. This has been customized by Atoti FRTB to extend the functionality of DLC with better overriding logic. |
| FrtbLoadOperation                      | frtb-starter     | Custom `LOAD` operation that enforces topic loading order.                                                                               |
| SharedSourceConfiguration              | frtb-activepivot | The source configuration used for all CSV sources in Atoti FRTB.                                                                         |
| ConfigurationSourceDescription         | frtb-activepivot | Contains dated and undated configuration data source descriptions, and the loading topic descriptions related to those sources.          |
| SensiSourceDescription                 | frtb-activepivot | Contains dated and historical sensitivity data source descriptions, and the loading topic descriptions related to those sources.         |
| SourceDescription                      | frtb-activepivot | Contains dated and historical data source descriptions, and the loading topic descriptions related to those sources.                     |
| AliasesDescriptionConfig               | frtb-starter     | Configuration of the Aliases in Atoti FRTB.                                                                                              |
| ColumnParserOverridesDescriptionConfig | frtb-activepivot | Overrides for how fields are read in from input files.                                                                                   |
| CustomFieldDescriptionConfig           | frtb-activepivot | Custom field descriptions (named Column Calculators).                                                                                    |
| TargetDescriptionsConfig               | frtb-activepivot | Target descriptions (named Tuple Publishers).                                                                                            |
| UnloadTopicDescriptionsConfig          | frtb-activepivot | Unloading topic descriptions.                                                                                                            |
| DateCollectors                         | frtb-starter     | Date collectors for book hierarchy and legal entity hierarchy, used in related Tuple Topic Descriptions and Target Descriptions.         |
| OptionalityService                     | frtb-activepivot | Service used by `FrtbLoadOperation` to update delta optionality flag.                                                                    |
| LocalLoadingConfig                     | frtb-starter     | Import used in `FrtbDlcConfig` for all of the classes related to loading from local disk.                                                |
| AzureLoadingConfig                     | frtb-starter     | Import used in `FrtbDlcConfig` for all of the classes related to loading from Azure.                                                     |
| AwsLoadingConfig                       | frtb-starter     | Import used in `FrtbDlcConfig` for all of the classes related to loading from AWS.                                                       |
| FRTBDataNodeRestServicesConfig         | frtb-starter     | Import used in `FrtbDlcConfig` for all of the classes related to file upload on the data node.                                           |
| FRTBQueryNodeRestServicesConfig        | frtb-starter     | Import used in `FrtbDlcConfig` for all of the classes related to file upload on the query node.                                          |