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On Instance-Completeness for Database Query Languages involving Object Creation.

, and . J. Comput. Syst. Sci., 52 (2): 357-373 (1996)

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The Object Oriented Database Models and Their Expressive Power (Working Group).. FMLDO, volume 90/3 of Informatik-Berichte des IfI, page 211. Technische Universität Clausthal, (1990)Checking Functional Consistency in Deductive Databases., , , , and . Inf. Process. Lett., 35 (3): 115-120 (1990)On the Expressive Power of the Relational Algebra.. Inf. Process. Lett., 7 (2): 107-111 (1978)A Graphical Interface Formalism: Specifying Nested Relational Databases., and . VDB, page 257-276. North-Holland, (1989)Horizontal Decompositions for Handling Exceptions to Functional Dependencies., and . Advances in Data Base Theory, page 123-141. New York, Plemum Press, (1982)Simplifying XML Schema: Single-type approximations of regular tree languages., , , , and . J. Comput. Syst. Sci., 79 (6): 910-936 (2013)GOOD: AGraph-Oriented Object Database System., , , and . SIGMOD Conference, page 505-510. ACM Press, (1993)A Graph-Oriented Object Model for Database End-User Interfaces., , and . SIGMOD Conference, page 24-33. ACM Press, (1990)SIGMOD Record 19(2), June 1990.On the Decomposition of Join Dependencies., and . PODS, page 143-152. ACM, (1984)Structural characterizations of the semantics of XPath as navigation tool on a document., , , and . PODS, page 318-327. ACM, (2006)