Oracle Database by Ciro Santilli 40 Updated 2025-07-16
Often known simply as SQL Server, a terrible thing that makes it impossible to find portable SQL answers on Google! You just have to Google by specific SQL implementation unfortunately to find anything about the open source ones.
Here we list public domain academic papers. They must be public domain in the country of origin, not just the US, which had generally less stringent timings with the 95 year after publication rule rather than life + 70, which often ends up being publication + 110/120. Once these are reached, they may be upload to Wikimedia Commons!
Ciro Santilli has enjoyed doing projects dealing with with lots of data! They usually have a large overlap with Ciro Santilli's naughty projects, but not always!
Wikipedia CatTree by Ciro Santilli 40 Updated 2025-07-16
This mini-project walks the category hierarchy Wikipedia dumps and dumps them in various simple formats, HTML being the most interesting!
Figure 1.
Mathematics dump of Wikipedia CatTree
. Source.

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