Looking for free or cheap places to learn some SQL and XML

boxer_dogs_dance
2024-04-15T16:24:11Z

Im looking for places online to explore SQL and XML as a beginner without spending a lot of money and without a lot of performance pressure. Can you help?

Comments URL: https://tildes.net/~tech/1fn7/looking_for_free_or_cheap_places_to_learn_some_sql_and_xml

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