Comment by fifilura
3 years ago
This comment sounds so insightful, but I don't have the knowledge/insight to understand it!
I would love it if you could add some practical example.
3 years ago
This comment sounds so insightful, but I don't have the knowledge/insight to understand it!
I would love it if you could add some practical example.
This comment on another thread links to a succinct presentation of the Relational Model which you might find helpful - https://news.ycombinator.com/item?id=39201972
Basically, SQL does not constrain one to a strict mathematical relational model since you can have ordering, duplicates, nulls etc.