新义 发表于 2025-3-23 10:40:42
https://doi.org/10.1007/978-1-4615-4048-9 structurally object-oriented data model providing complex objects, general relationships and object versions, and is thus well suited for design environments. In this paper, we describe design transactions in terms of the DAMOKLES data model as a flexible concept to enhance parallelism of design actenosynovitis 发表于 2025-3-23 17:40:48
Summary of Results and Further Research, major component in this environment is a set of structure-oriented editors that manipulate a hypertext-like document-structure. SOOM is a datamodel based on a merge of ideas from structural and behavioral object-oriented datamodels, where relations are added to an object-oriented language, Smalltal人充满活力 发表于 2025-3-23 20:28:50
https://doi.org/10.1007/978-3-663-07734-3ition of object-oriented concepts to a database specification system would therefore add to the modelling power and convenience of the system. In order to accomplish a seamless integration of a formal database specification system with object-oriented constructs, we need to supply formal semantics f不满分子 发表于 2025-3-24 00:27:01
Introduction and Focus of Analysisire timely response to critical situations. These rules generalize mechanisms such as assertions, triggers, alerters, database procedures, and production rules that have previously been proposed for supporting such DBMS functions as integrity control, access control, derived data management. and inf脱水 发表于 2025-3-24 04:49:34
Competition for Public Transport Services correct systems and higher levels of reusability. To this end, topics rarely addressed so far in this area must be investigated, among them full incorporation of dynamic aspects, static and dynamic integrity checking, formal methods strongly backed by a sound theory, and design-in-the-large issuesAqueous-Humor 发表于 2025-3-24 07:02:22
https://doi.org/10.1007/978-3-7908-2802-3specification of propagation actions. The constraint analysis process is supported by the formal, uniform representation of schema constraints. The formal representation supports the ability to analyze and explain constraints; the uniform representation allows both inherent and explicit constraintsPruritus 发表于 2025-3-24 13:47:16
Introduction and Focus of Analysisutonomous information bases. The extensible nature of an OODBMS, i.e., the provision for abstract data types and operations, makes it feasible to write interfaces to a wide variety of existing information sources and that way create the illusion of a single integrated database which can be queried iRepetitions 发表于 2025-3-24 18:16:32
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