February 2020
Intermediate to advanced
467 pages
8h 30m
English
Using match_recognize is also known as row pattern matching for a reason – it is very applicable for situations where you have data nicely ordered in, for example, a time series that can be depicted with a value on the y axis and the time on the x axis of a graph. Visually on a graph is an easy way for us humans to look for patterns – match_recognize can do the same with SQL.
It doesn’t necessarily have to be time on the x axis, and there could be multiple values on the y axis – the thing to remember is that if you as human would visualize something on line graphs and look for patterns ...
