https://www.red-gate.com/simple-talk/databases/theory-and-design/first-normal-form-gets-no-respect/
First Normal Form Gets No Respect | Simple Talk
Apr 9, 2024 - Dr. Codd first described the relational model in a paper in Communications of the ACM (CACM 13 No 6; June 1970). Some more work followed up after that by
first normal formsimple talkgetsrespect
https://www.red-gate.com/simple-talk/databases/first-normal-form-1nf-breaking-the-unbreakable-rule-in-database-design/
First Normal Form (1NF): Breaking the 'unbreakable rule' in database design | Simple Talk
Mar 16, 2026 - Learn what First Normal Form (1NF) means in database design, why repeating groups are discouraged, and why it can be OK to break the 1NF rule.
first normal form