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Re:Ask HN: What Technologies to Learn in 2020? by crease on Sunday January 05, 2020 @06:02PM (#21964836)
What topics/ideas would say someone needs to understand in order to really understand relational databases? Also, can you recommend any resources?
Re:Ask HN: What Technologies to Learn in 2020? by Mister_Snuggles on Sunday January 05, 2020 @06:14PM (#21964924)
I don't have any good resources on the data modeling side, but on the SQL side the PostgreSQL manual[0] is really good. Even when I'm working with an Oracle database, I often find myself looking at the PostgreSQL documentation.

[0] https://www.postgresql.org/docs/12/index.html