Cookies help us deliver our services. By using our services, you agree to our use of cookies.Learn moreGot it books.google.be - Temporal database systems are systems that provide special support for storing, querying, and updating historical and/or future data. Current DBMSs provide essentially no temporal features at all, but this situation is likely to change soon for a variety of reasons; in fact, temporal databases are virtually...https://books.google.be/books/about/Temporal_Data_and_the_Relational_Model.html?id=rer2vXmt5ecC&utm_source=gb-gplus-shareTemporal Data and the Relational Model