Most users at one time or another have dealt with hierarchical data in a SQL database and no doubt learned that the management of hierarchical data is not what a relational database is intended for. The tables of a relational database are not hierarchical
Whether you want to build your own forum, publish the messages from a mailing list on your Website, or write your own cms [1]: there will be a moment that you’ll want to store hierarchical data in a database. And, unless you’re using a XML [2]-like da
Agglomerative Hierarchical Clustering with Constraints: Theoretical and Empirical Results
Ian Davidson1 and S.S. Ravi1
(1) Department of Computer Science, University at Albany - State University of New York, Albany, NY 12222,
J. Wehrmann, R. Cerri, and R. Barros. Proceedings of the 35th International Conference on Machine Learning, volume 80 of Proceedings of Machine Learning Research, page 5075--5084. Stockholmsmässan, Stockholm Sweden, PMLR, (10--15 Jul 2018)