What to read to understand the pattern of ActiveRecord?

Where to start learning what articles, lessons go through, there altogether?
August 19th 19 at 23:37
1 answer
August 19th 19 at 23:39
First, Wikipedia: https://ru.wikipedia.org/wiki/ActiveRecord
Secondly, the book by Martin Fowler "Patterns of enterprise application architecture"
Thirdly, articles on habré: for example, https://habrahabr.ru/post/11525/

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