How to build a Master Calender?

[#1]

Hi I am new to QlikView and am trying to build a Master Calender. My question here is which dates should I consider e.g. only from one table or from every table liike sales, order etc. Would be great to have an instruction and example.

[alexandros17]

take a look at this

http://community.qlik.com/blogs/qlikviewdesignblog/2012/10/16/the-master-calendar