I posted a calendar to tableau public, which I have done with Tableau 9.3. In my first blog I would like to share with you the steps for creating a calendar. The data sources and calendar you can find here. There are different reasons to use a calendar in tableau e.g. You can create your own calendar with an individual format and a lot of appointments. So it will help you make planning better. You can also analyze things with calendar, if you drop&down a relevant dimension in order to show successful or not successful days. To create such things is just a training and will help you use dimensions&figures on another way. And thi is my approach: I created a spreadsheet in excel with three columns: Date Type of holiday Holiday The column "Type of holiday" is necessary in order to make differences between private and official holidays. With the spell "C" I marked all private birthdays and with the spell "F" all offici...