This is one of the antipatterns from the Bill Karwin's book of SQL antipatterns. See Chapter 5: Keyless Entry. |
Blaha, M.: A retrospective on industrial database reverse engineering projects - part 2. In: Eighth Working Conference on Reverse Engineering, pp. 147–153. IEEE, (2001). https://doi.org/10.1109/WCRE.2001.957818 (Lack of declared foreign keys) |
Blaha, M.R., Premerlani, W.J.: Observed idiosyncracies of relational database designs. In: 2nd Working Conference on Reverse Engineering, pp. 116–125. IEEE, (1995). https://doi.org/10.1109/WCRE.1995.514700 (Informal linkage between tables) |
Weber, J.H., Cleve, A., Meurice, L., Ruiz, F.J.B.:. Managing technical debt in database schemas of critical software. In: Sixth International Workshop on Managing Technical Debt, pp. 43-46. IEEE (2014). |
Al-Barak, M., Bahsoon, R.: Database design debts through examining schema evolution. In: 8th International Workshop on Managing Technical Debt, pp. 17–23. IEEE, (2016). https://doi.org/10.1109/MTD.2016.9 (Lack of declared foreign keys) |
Rule 7 in: Delplanque, J., Etien, A., Auverlot, O., Mens, T., Anquetil, N., Ducasse, S.: CodeCritics applied to database schema: Challenges and first results. In: 2017 IEEE 24th International Conference on Software Analysis, Evolution and Reengineering (SANER), pp. 432-436. IEEE, (2017). |
Smell "Missing constraints": Sharma, T., Fragkoulis, M., Rizou, S., Bruntink, M. and Spinellis, D.: Smelly relations: measuring and understanding database schema quality. In: Proceedings of the 40th International Conference on Software Engineering: Software Engineering in Practice, pp. 55-64. ACM, (2018). |
Foidl, H., Felderer, M., Biffl, S.: Technical debt in data-intensive software systems. In: 45th Euromicro Conference on Software Engineering and Advanced Applications, pp. 338 –341. IEEE, (2019). https://doi.org/10.1109/SEAA.2019.00058 (Missing (foreign key) constraints) |
Factor, P.: SQL Code Smells. Redgate, http://assets.red-gate.com/community/books/sql-code-smells.pdf, last accessed 2019/12/29 (Not using referential integrity constraints) |
Balogh, G., Gergely, T., Beszédes, Á., Szarka, A., Fábián, Z.: Capturing expert knowledge to guide data flow and structure analysis of large corporate databases. Acta Polytechnica Hungarica 16(4), 7–26 (2019). (Isolated table) |
Dintyala, P., Narechania, A., Arulraj, J.: SQLCheck: automated detection and diagnosis of SQL anti-patterns. In: 2020 ACM SIGMOD International Conference on Management of Data, pp. 2331–2345. (2020). https://doi.org/10.1145/3318464.3389754 (No foreign key) |
Mistake (4): https://www.red-gate.com/simple-talk/sql/database-administration/five-simple--database-design-errors-you-should-avoid/ |