Universal server is actually the merger of Informix's own relational data base management software, which is used to track business transactions, with a program based on a new technology called object-relational data base management, which Informix acquired with Illustra Information Technologies Inc . in late 1995.
42.
Granularity of Locks and Degrees of Consistency in a Shared Database, J . Gray, R . Lorie, G . F . Putzolu, and I . L . Traiger, Modeling in Data Base Management Systems, G . M . Nijssen ed ., North Holland Pub ., 1976, pp . 364-394.
43.
Rolland is in the editorial board of a number of journals including " Journal of Information Systems ", " Journal on Information and Software Technology ", " Requirements Engineering Journal ", " Journal of Networking and Information Systems ", " Data and Knowledge Engineering Journal ", " Journal of Data Base Management " and " Journal of Intelligent Information Systems ".