Saving Output steps to a file is not currently supported on the web. csv file, publish the output as a data source to a server, or write your flow output to a database. Output: Create an Output step to save the output to an extract file (.hyper), a. For more information, see Add Einstein Discovery Predictions to your flow. Prediction: Use Einstein Discovery-powered models to bulk score predictions for the data in your flow.For more information, see Use R and Python scripts in your flow. Script steps are not currently supported in Tableau Cloud. Script ( Tableau Prep Builder version 2019.3.1 and later and on the web): Create a Script step to include R and Python scripts in your flow. For more information about creating a union, see Union your data. As an alternative, you can drag and drop a step onto another step to union files. Add tables to the union by dragging them to the step and dropping them on the Add option that displays. For more information about joining tables using this method, see Join data in the Input step (Link opens in a new window). If you connect to databases that include tables with relationship data, you can also create a join from the menu in the Flow pane. For more information about creating a join, see Join your data. As an alternative, you can drag and drop a step (shown below) to join files automatically. When you create a join from the menu option, you must manually add the other input to the join and add your join clauses. Join: Create a Join step to combine data tables. For more information, see Pivot Your Data. You can also set up a wildcard pivot to automatically add new data to your pivot. Pivot: Create a Pivot step to perform a variety of pivot options such as converting column data to rows, or row data to columns. For more information, see Aggregate and group values. For more information, see Fill Gaps in Sequential Data.Īggregate: Create an Aggregation step to select fields and change their level of detail. New Rows: Generate new rows to fill gaps in your sequential data set. To split your flow into different branches, click the plus button between two existing steps and select a step type from the Add menu. Note: In Tableau Prep Builder version 2019.4.2, the Add Branch option was replaced with the Clean Step option. For more information about the different cleaning actions that are available, see Clean and Shape Data. Add stepsĪfter you connect to your data and drag a table onto the canvas, click the plus button to select a step type from the menu, or click on the suggested clean step ( Tableau Prep Builder version 2020.3.3 and later and on the web) to automatically add a cleaning step to your flow.Ĭlean Step: Add a cleaning step to perform a variety of cleaning actions. For more information, see Connect to Data. Instead you'll need to drag tables from the Connections pane to the Flow pane. You can't add input steps using these menu's. If you are using Tableau Prep Builder version 2019.3.1 or earlier, refer to that section to see your menu options. Note: The menu options that you see will vary depending on your Tableau Prep Builder version and whether you are adding a step to build out the next step in the flow versus inserting a step between existing steps. Use a Join or Union step type to combine data tables or add a Script step type to incorporate R or Python scripts into your flow.Īs your flow begins to takes shape, you may need to go back to earlier steps in your flow and insert different step types to perform various actions like adding an additional cleaning step or aggregating your data to use the same level of detail as a later step. For example add a Clean Step to do things like split fields, apply filters, or perform a variety of other operations to clean dirty data. Add or insert stepsĪs you build out your flow, you can add different step types to perform the actions that you need. To organize your flow, you can change the default step colors, add descriptions to provide context for your steps or cleaning actions, or reorganize your flow layout to make complex flows easier to follow. For more information about authoring flows on the web, see Tableau Prep on the Web in the Tableau Server (Link opens in a new window) and Tableau Cloud (Link opens in a new window) help.Īfter you connect to the data that you want to include in your flow, you can begin cleaning and shaping your data by adding new steps to the flow or inserting steps in between existing steps. The content in this topic applies to all platforms, unless specifically noted. Note: Starting in version 2020.4.1, you can now create and edit flows in Tableau Server and Tableau Cloud.
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