One of the things that I care about in Discogs is correct data and finding something in the dataset that allows me to perform a few more checks to find errors always makes me bit excited. This time it is about "Greek license numbers": like Czech manufacturing dates or Indian packaging dates (some) Greek releases have a license number, where one part of the code is actually a year. Some people have added this license number to the "Barcode and Other Identifiers" (BaOI) section which means it can be used to verify if the year that was declared in the releases is actually correct! In total there are 1402 releases from Greece that have such a license number in BaOI and where it can be easily detected. They are distributed over the data as below: Distribution of Greek releases with a license number For this particular check I made the assumption that a release cannot be from before the release year that is on the release, but it can be from after (similar to ...
A blog dedicated to two of my hobbies: vinyl records and digital data and exploring where the two intersect. This blog is not affiliated with Discogs, but uses a lot of its data. On Discogs you can find me as metalmijn. I also get a lot of help from a friend you can find on Discogs as gerjolp Check out my Discogs cleanup scripts at: https://github.com/armijnhemel/cleanup-for-discogs/