No matter where you are on your path to a career in data, it probably seems daunting to consider all the skills you still need to be recruiter-ready. Typically, data workers come from three different backgrounds: Starting from zero. Strong programming background.
The definition of an anomaly is a person or thing that has an abnormality or strays from common rules or methods. A person born with two heads is an example of an anomaly. pl.
Anomalies are problems that can occur in poorly planned, un-normalised databases where all the data is stored in one table (a flat-file database). Insertion Anomaly - The nature of a database may be such that it is not possible to add a required piece of data unless another piece of unavailable data is also added. E.g. A library database that cannot store the details of a new member until that member has taken out a book.