References: https://help.tableau.com/current/pro/desktop/en-us/dashboards.htm https://help.tableau.com
/current/pro/desktop/en-us/dashboards_create_layouts.htm https://help.tableau.com/current/pro/desktop/en-us
/dashboards_create_watermarks.htm
To add a draft watermark to a Tableau dashboard, you would use an image object. You can overlay this image across your dashboard, possibly with some transparency, to achieve the watermark effect without interfering with the readability of the dashboard content.

https://help.tableau.com/current/pro/desktop/en-us/parameters_swap.htm
This formula uses a parameter (Pick Measure) to switch between the Sales and Profit measures. When the user selects '1', it shows Sales, and when '2' is selected, it shows Profit. This dynamic switching is enabled by the Case function.

To ensure that the data is updated every hour, you need to select Extract Refreshes from the data source menu on Tableau Server. This will allow you to add a new extract refresh schedule or edit an existing one. You can specify the frequency and time of the refresh, as well as any custom options or credentials. New will create a new data source, Connected Workbooks will show you which workbooks use this data source, and Connections will show you which tables or files are connected to this data source. References: https://help.
tableau.com/current/server/en-us/refresh_extracts.htm https://help.tableau.com/current/server/en-us
/refresh_extracts_add.htm
To ensure that the data is updated every hour on Tableau Server, you would need to go to the "Extract Refreshes" option. Here, you can schedule the data extracts to refresh at the desired frequency, which in this case would be every hour.