Historized links, pt. 1 (M:N case)

A common problem in business-oriented database design is how to store the history of data as it changes. Tracking the changes of attribute values is needed more often, and is widely explained, see for example my previous post “ Historized attributes: systematic table design ”. &#xA; In this post we’ll discuss a slightly more complex scenario: historized relationships. First we discuss the M:N…