![]() and later)įrom the Connections pane, drag the new table to the flow pane on top of the input step you want to replace and drop it on the Replace option. Depending on your Tableau Prep version, you can drag and drop a new data source over your old data source or manually disconnect and reconnect your data source.ĭrag and drop to replace the input connection (version 20224. Re-establish your connection by signing into the database or re-selecting the file or Tableau extract.Įasily replace an existing data source in your flow with any new data source without breaking the flow connection. In the Connections pane, right-click or Ctrl-click (MacOS) on the data source and select Edit. For more information about setting your data sample size, see Set your data sample size (Link opens in a new window). You can change the settings for how your data is sampled in the Data Sample tab in the Input step, but it may impact performance. ![]() If your data is sampled, you may or may not see your new data in the profile pane. Note: To maintain performance, Tableau Prep samples large data sets. Use this option to easily refresh your credentials or replace the data source with the same data source type. Refresh your data source by editing individual input connections or replacing individual flow data sources with a different data source. ![]() ![]() To refresh a single Input step, click the drop-down arrow next to the refresh button and select the Input step from the list.Īpplies to file types, data sources and extracts in Tableau Prep Builder and on the web. In the flow pane on the top menu, click the Refresh button to refresh all Input steps. In the flow pane, right-click the Input step you want to refresh and select Refresh from the menu. Refresh your data sourceĪpplies to file types. If data changes in your input files or tables after you begin working with your flow, you can refresh the Input step to bring in the new data or you can easily change and update individual input step connections without breaking your flow. Refresh input step data or change your connection You can also join or union data sets in the input step to make working with larger data sources more efficient. 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 your data sources and begin to build your flow you may want to refresh your data connections as new data comes in. The content in this topic applies to all platforms, unless specifically noted. to stop us getting a count of 6 working days when looking at Sunday through to Saturday, the datepart snippet is wrapped in a ‘min’ calculation with the number 5 so we get no more than 5 working days in a week.Note: Starting in version 2020.4.1, you can now create and edit flows in Tableau Server and Tableau Cloud. This means if we take away the weekday number from 7 we will get the number of days up to Saturday. ) / 7*5 Part 2: Working Days in the First Partial Weekīy default Tableau counts Saturday as the 7th day of the week and we want to count backwards how many working days have led up to it from our start date in our first partial week. We divide this by 7 and multiply it by 5 to get the number of working days in these weeks. ![]() Now we have a number that is a multiple of 7 and will reflect the number of days in the full weeks between the start and end date. Then we trim off the days in the partial week at the end of the time frame to take us back to end of the last full week. Subtracting 7 minus the weekday number takes us upto the end of the first Sunday. Then we trim off days in the first partial week of the time frame. ![]()
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