Fact-based information modeling language (see http://orm.net), relational mapper, and fact-oriented database query/update implementation to replace ActiveRecord, supporting a higher level of schema design abstraction, performance and concurrency.
F. Niephaus, T. Felgentreff, и R. Hirschfeld. Proceedings of the 13th Workshop on Implementation, Compilation, Optimization of Object-Oriented Languages, Programs and Systems, стр. 30--35. ACM, (июля 2018)