MediaWiki database schema

Ever wondered how Wikipedia’s database schema looks like?If yes then it probably crossed your mind that it must look so complicated and awful that it would have been a pain to only look at a picture of the schema.Well let me inform you  that this is not the case.Why not?Because Wikipedia uses MediaWiki (as well as all other wiki projects from Wikimedia) as the backend for it’s tremendous insane information aggregation service.Here is the schema:

If you ask me it is quite elegant but for an untrained eye(like mine) at database design it might look a little “complicated”. 😉

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