Have you ever wondered how the Oracle Database 12c (and earlier versions) determines the wait time when it has absolutely no control over how long the wait will take? If so, then read on in my blog posting: http://blog.orapub.com/20140630/How-T...
Check out OraPub's Online Institute where this topic is part of the seminar, Introduction To Oracle Time Based Analysis. https://resources.orapub.com/OraPub_O...