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??????? ???? ???? ???? ???? ?????? ??????. ????? ?? ??? ?? ????? ... ENCORE. ????? ??????? ??????. ?????? ??????. ObjectStore. ?????????? ???? ??? ?? ???...
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Seminar 6 : OODB Schema in ODL Purpose To understand how an OODB is structured. How a class diagram in UML is mapped onto an ODL schema. How a relational mapping of a ...
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Object oriented database (OODB):-Object oriented database (OODB) are dependent on the object oriented programming paradigm. It enable us to create classes, organize ...
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... of search engines) Require Indices. Earlier ... Info can be got from specific parts. Approach. Build on top of OODB. ... Small objects ( 4KB) in slotted pages. ...
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OOA, OOD, OOP Beginning of 90's. OODB, OO-CASE Mid-90's. Component ... NIST/ECMA Reference Model for CASE Environments. User ... Example: Borland Delphi ...
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Use a class library with an abstract class or interface for persistent objects. ... Examples: ObjectStore, Versant. OODBMS. Application 1. DB. Application 2. 7 ...
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Versant. ODMG. view. ODMG. view. ODMG. view. ODMG. view. Integration ... Versant OOdb was used to store ODMG representations of local Information Systems. ...
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Framework for an OODM. Basics of persistent programming languages. ... Itasca from Ibex Knowledge Systems SA, Objectivity/DB from Objectivity Inc. ...
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attributes can be attached to the opening tag. ... These 2 objects for an OODB are identical (the same) ... Elements must have at most one ID attribute ...
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Key feature of OODB: designer can specify both the structure of complex objects ... Extents: collections of objects of the same type ...
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Stijn Dekeyser M&C Seminar Jan '04 2 ... SQL cursors. Physical design. Query plans. Views. OO-dbs. Relational-OOdbs. Databases III ...
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split back-end software into groups with similar functionality (Core TDAQ ... use freeware and commercial software: Tools.h , OODB, CORBA, CHSM, CLIPS, Motif/Java ...
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A basic aim of OODB is to 'raise the level of abstraction' ... an abstraction that forces a separation between the external interface and the ...
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Object Store QL/API Requirements. Easy to adopt ... Mike Card: it's one of the major criticism of OODBs ... Programming Language Integrated QL/API or not? A ...
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Simpler for user to learn (OO programmer?) Easier to optimize ... methods; register executables. Methods. Uniformally. enforced. Optional / mixed (also key) ...
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ACET 2003 The Online Grade Book A Case Study in Learning About Object-Oriented Database Technology Charles R. Moen, M.S. Morris M. Liaw, Ph.D. October 18, 2003
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Simpler for user to learn (OO programmer?) Easier to optimize (for simple access?) Strong market-share ... OID references : hard to support; dangling pointers ...
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Data model that captures semantics of objects supported in object-oriented ... Itasca from Ibex Knowledge Systems SA, Objectivity/DB from Objectivity Inc. ...
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Advanced DB Technologies (CG096) Lecture # 10: Object-Oriented Databases (I) ... Richard Cooper, Object Databases: An ODMG Approach, ITCP 1997 ...
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Basic concepts of OO and OR models. Extensions at conceptual modeling ... Pictograms for Basic Shapes. Pictograms for Multi-Shapes. 0, n. n Cardinality 0,1. 1 ...
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Advantages and disadvantages of orthogonal persistence. Issues underlying ODBMSs. ... Itasca from Ibex Knowledge Systems SA, Objectivity/DB from Objectivity Inc. ...
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Acquire the table lock if many tuples need to be accessed. Acquire the tuple locks to access individual tuples. Different levels of granularities. ...
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Title: Objektorientierte Datenbanken Author: Alexander Maringer Last modified by: Torsten Grust Created Date: 9/10/2001 9:01:00 AM Document presentation format
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Definitions required for the discussion of concurrency and ... Versant. Ontos. Objectivity/DB. Open Source. Ozone. XL2. FramerD. Zope. Academic. ObjectStore ...
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THE OBSERVER DESIGN PATTERN AND THE MAINTENANCE OF CONSISTENCY CONSTRAINTS IN AN OBJECT-ORIENTED DATABASE Mark J. Tseytlin 11/08/2002 Initial Thoughts One of the ...
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File systems, e.g. Windows XP registry, Vista NFS. Data Streams ... of more than just relational databases if technology is going to advance ...
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Versant from Versant Object Technology. 8. Origins of the ... Ontos, Versant and O2 provide a version of OSQL. Develop a novel database data model/language. ...
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Bootstrapping an Ontology-based Information Extraction System ... Toolkit approach: lingware, inferencing, GUI's. Machine learning description is vague ...
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Fragmentation of real word' entities through normalization ... POET Software, Computer Associates, Versant Corporation) Four main parts: Object Model ...
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... hiding. Marina G. Erechtchoukova. 8. Encapsulation and Information Hiding ... Information hiding: External aspects. Internal details. Logical data independence ...
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Design, Implementation, and Management, ... Motor Vehicle and Bicycle Instance Variables ... better performance in complex applications. reusability of classes ...
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for (Iterator iter = list.iterator(); iter.hasNext(); ) { System.out.println(''' iter.next() '' is in Stockholm'); Event. Participant. Venue ...
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Title: Overview of Database Systems Subject: Database Management Systems Author: Xintao Wu Last modified by: wwang22 Created Date: 1/6/1997 6:13:42 PM
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Specification how to graphically represent code of the language ... Specification of a fully interactive programming environment. By Grzegorz Falda ...
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Title: Sabre Lab Reporting Author: Tom Rethard Last modified by: UTCC Created Date: 8/11/2000 2:52:40 PM Document presentation format ...
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Database Systems have been very successful in providing good ... 2. The data was relatively simple (largely alphanumeric). 3. The data was regular and complete. ...
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... least system-wide, known and used meanings, and thus require additional descriptions. ... and its attribute values by edge labeled with the attribute names. ...
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Title: Author: Last modified by: Shigenori
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Itasca from Ibex Knowledge Systems SA, Objectivity/DB from Objectivity Inc. ... Language that provides users with ability to (transparently) preserve data ...
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Title: Author: RUC IDKE Last modified by: wwgong Created Date: 8/9/2000 8:19:19 AM Document presentation format
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grouping, update capabilities. - 4 - Leonidas Fegaras. New Applications ... group by d.dno. having 20 count(e.ssn); - 27 - Leonidas Fegaras. A Need for an Algebra ...
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Chapter 12: Ontologies and Knowledge Representation PRINCIPLES OF DATA INTEGRATION ANHAI DOAN ALON HALEVY ZACHARY IVES
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Ford Mustang. P1. Color. Name. Product no - The statement queries a object-oriented database ... Ford Mustang. String. Result. Original table. Mercedes SLK ...
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Computer-Aided Software Engineering (CASE) Stores data about stages of software ... Alternative Strategies for Developing OODBMSs ...
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attribute string name; attribute string address; attribute date dob; ... from Persons x. where x.name = 'Pat'; Return literal of type set struct ...
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Print-doc-att(ID) Method1: Journal. Subclass. J1. Print-doc(ID) Method2: ID. Name. Author ... http://www.javaolympus.com/J2SE/NETWORKING/CORBA/CORBASecurity.jsp ...
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Title: Object-Oriented Technology: Review and Conclusion Remarks Author: Ma Xiaoxing Last modified by: Xiaoxing Ma Created Date: 12/26/2005 1:58:38 AM
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implemented primarily by IBM's Information Management ... Versant. ObjectStore and PSE Pro from eXcelon. Objectivity/DB. Intersystems Cache. POET fastObjects ...
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store and manage objects created by OOPL ... not only for correctness, but create and manipulate objects at run time. can create new classes at runtime, etc. ...
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GRASP: Polymorphism, Pure Fabrication, Indirection, Protected Variations ... Indirection example ... of polymorphism, indirection, pure fabrication, adapter, ...
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A functional prototype of a GEANT4 based simulation will be ready soon ... Comparisons with data and GEANT3.21 have been started ...
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to be read through dual port ram snooping (old H2 daq system) Muon ... (empty trig entries might be pushed on DPM for proper merging). sandro ventura INFN PD ...
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Unique Identity: An OO database system provides a unique identity to each ... Subtype: when the designer or user must create a new type that is similar but ...
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Get Acquainted with Grid & Globus. Develop Experience with Objectivity. Contribute to ATLAS/GriPhyN Tests Fall 00 'Learning' Project for New Graduate Student ...
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Title: PowerPoint Presentation Last modified by: Nick Bassiliades Created Date: 1/1/1601 12:00:00 AM Document presentation format:
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