--- schema_version: "1" id: b3020b1c0aca3a7ad3257755f39c96a2437e9e3f081dbc7eb92b7bf41298f796 title: handlers | @tableau/taco-toolkit - v2.1.0 collection: tableau version: current locale: en-us portal_url: https://docs.salesforce.com/tableau/current/en-us/api/webdataconnector/reference/modules/handlers.md canonical_url: https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html source_site: help.tableau.com content_type: documentation content_hash: 8cd7779948454ba7d30aba2007731e4e8c50bd961e674cd8cdcd3a235632896a description: Documentation for @tableau/taco-toolkit --- - [@tableau/taco-toolkit](https://help.tableau.com/current/api/webdataconnector/en-us/reference/index.html) - [handlers](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html) # Module handlers ##### Index ### References [AggType](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#AggType) [ColumnRole](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#ColumnRole) [ColumnType](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#ColumnType) [DataType](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#DataType) [GeographicRole](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#GeographicRole) [HandlerInput](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#HandlerInput) [NumberFormat](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#NumberFormat) [UnitsFormat](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#UnitsFormat) [getAuthHeader](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#getAuthHeader) [getBasicAuthHeader](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#getBasicAuthHeader) [getOAuthHeader](https://help.tableau.com/current/api/webdataconnector/en-us/reference/modules/handlers.html#getOAuthHeader) ### Classes [AsyncParser](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.AsyncParser.html) [Auth](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.Auth.html) [CsvUtils](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.CsvUtils.html) [DataContainerBuilder](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.DataContainerBuilder.html) [DataTableBuilder](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.DataTableBuilder.html) [ExcelUtils](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.ExcelUtils.html) [FetchUtils](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.FetchUtils.html) [Fetcher](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.Fetcher.html) [ParquetUtils](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.ParquetUtils.html) [Parser](https://help.tableau.com/current/api/webdataconnector/en-us/reference/classes/handlers.Parser.html) ### Interfaces [AuthenticateOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.AuthenticateOptions.html) [BasicHandlerInput](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.BasicHandlerInput.html) [DataContainer](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.DataContainer.html) [DataTable](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.DataTable.html) [FetchOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.FetchOptions.html) [FetchRequestOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.FetchRequestOptions.html) [FileBasedHandlerInput](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.FileBasedHandlerInput.html) [LoadCsvDataOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.LoadCsvDataOptions.html) [LoadDataOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.LoadDataOptions.html) [ParseOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/interfaces/handlers.ParseOptions.html) ### Type Aliases [ColumnHeader](https://help.tableau.com/current/api/webdataconnector/en-us/reference/types/handlers.ColumnHeader.html) [DataRow](https://help.tableau.com/current/api/webdataconnector/en-us/reference/types/handlers.DataRow.html) [FetchArrayBufferOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/types/handlers.FetchArrayBufferOptions.html) [FetchJsonOptions](https://help.tableau.com/current/api/webdataconnector/en-us/reference/types/handlers.FetchJsonOptions.html) [Metadata](https://help.tableau.com/current/api/webdataconnector/en-us/reference/types/handlers.Metadata.html) [TacoFileParserName](https://help.tableau.com/current/api/webdataconnector/en-us/reference/types/handlers.TacoFileParserName.html) ### Functions [log](https://help.tableau.com/current/api/webdataconnector/en-us/reference/functions/handlers.log.html) ## References ### AggType[](#AggType) Re-exports [AggType](https://help.tableau.com/current/api/webdataconnector/en-us/reference/enums/app.AggType.html) ### ColumnRole[](#ColumnRole) Re-exports [ColumnRole](https://help.tableau.com/current/api/webdataconnector/en-us/reference/enums/app.ColumnRole.html) ### ColumnType[](#ColumnType) Re-exports [ColumnType](https://help.tableau.com/current/api/webdataconnector/en-us/reference/enums/app.ColumnType.html) ### DataType[](#DataType) Re-exports [DataType](https://help.tableau.com/current/api/webdataconnector/en-us/reference/enums/app.DataType.html) ### GeographicRole[](#GeographicRole) Re-exports [GeographicRole](https://help.tableau.com/current/api/webdataconnector/en-us/reference/enums/app.GeographicRole.html) ### HandlerInput[](#HandlerInput) Re-exports [HandlerInput](https://help.tableau.com/current/api/webdataconnector/en-us/reference/types/app.HandlerInput.html) ### NumberFormat[](#NumberFormat) Re-exports [NumberFormat](https://help.tableau.com/current/api/webdataconnector/en-us/reference/enums/app.NumberFormat.html) ### UnitsFormat[](#UnitsFormat) Re-exports [UnitsFormat](https://help.tableau.com/current/api/webdataconnector/en-us/reference/enums/app.UnitsFormat.html) ### getAuthHeader[](#getAuthHeader) Re-exports [getAuthHeader](https://help.tableau.com/current/api/webdataconnector/en-us/reference/functions/app.getAuthHeader.html) ### getBasicAuthHeader[](#getBasicAuthHeader) Re-exports [getBasicAuthHeader](https://help.tableau.com/current/api/webdataconnector/en-us/reference/functions/app.getBasicAuthHeader.html) ### getOAuthHeader[](#getOAuthHeader) Re-exports [getOAuthHeader](https://help.tableau.com/current/api/webdataconnector/en-us/reference/functions/app.getOAuthHeader.html) ### Settings #### Member Visibility - Inherited #### Theme OSLightDark ### On This Page - [AggType](#AggType) - [ColumnRole](#ColumnRole) - [ColumnType](#ColumnType) - [DataType](#DataType) - [GeographicRole](#GeographicRole) - [HandlerInput](#HandlerInput) - [NumberFormat](#NumberFormat) - [UnitsFormat](#UnitsFormat) - [getAuthHeader](#getAuthHeader) - [getBasicAuthHeader](#getBasicAuthHeader) - [getOAuthHeader](#getOAuthHeader) Generated using [TypeDoc](https://typedoc.org/)