Filters are designed to meet several needs of your users; the following are some of these needs:
Using a filter to limit the data that is extracted into your workbook improves the performance of the workbook. However, the following are the two disadvantages of using filters on dashboards:
Using many filter actions with multiple Dimension members can slow down a dashboard's performance.
Filters can be applied to only one data source at a time. So, in case multiple data sources are being used on one dashboard, you'll need to use parameters or controller worksheets to filter all of them.
In this chapter, we will use the dashboard that we created in the previous chapter. You can download the finished product by visiting https://public.tableau.com/views/Chaper7-Dashboards/CO2EmissionsDashboard?:embed=y&:display_count=yes&:showTabs=y. The dashboard uses only one data source...