General Desbordante is a high-performance data profiler that is capable of discovering and validating many different patterns in data using various algorithms. The Discovery task is designed to identify all instances of a specified pattern type of a given dataset. The Validation task is different: it is designed to check whether a specified pattern instance is present in a given dataset. This task not only returns True or False, but it also explains why the instance does not hold (e.g. it can li...