- The management of changing types in an object-oriented database
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Skarra, A
Zdonik, S
... such may be modified and shared. The effects of changing a type extend to objects of the type and to programs that use objects of the ...
Publication - cat - 06/15/2023 - 14:51 - 0 comments - 1 attachment
- Schema Evolution in Heterogeneous Database Architectures, A Schema Transformation Approach
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McBrien, P; Poulovassilis, A
Author:
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Poulovassilis, A
Year:
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Publication - cat - 09/13/2022 - 17:45 - 0 comments - 0 attachments
- Schema evolution in object databases by catalogs
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Pons, A; Keller, R. K.
Author:
Pons, A
Keller, R
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Publication - cat - 07/03/2022 - 23:42 - 0 comments - 0 attachments
- NoSQL Schema Evolution and Data Migration: State-of-the-Art and Opportunities.
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Recent position papers demand more schema ... in Figure 1, the Java code in lines 1 through 9 implies a schema: An entity for person Jo Bloggs is created, and then persisted in the ...
Publication - cat - 04/17/2022 - 19:15 - 0 comments - 0 attachments
- A Unifying Framework for Version Control in a CAD Environment
... design (CAD) systems. In this paper we address a broad spectrum of semantic and operational issues in version control for a public/private distributed architecture of CAD systems. The research issues ...
Publication - cat - 07/28/2016 - 08:29 - 0 comments - 0 attachments
- Online, asynchronous schema change in F1
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We introduce a protocol for schema evolution in a globally distributed database management ...
Publication - cat - 10/24/2013 - 14:57 - 0 comments - 0 attachments
- Metrics for the Prediction of Evolution Impact in ETL Ecosystems: A Case Study
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Simitsis, A
Papastefanatos, G
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The Extract-Transform-Load (ETL) flows are ...
Publication - pvassil - 04/25/2013 - 08:40 - 0 comments - 0 attachments
- An Architecture for Managing Database Evolution
... to put into practice this strategy, each component of a database is seen under this architecture as the information base of an information system. Furthermore, a translation information system is considered in order to manage the ... of conceptual elements into logical schema elements. A current Oracle implementation of this architecture is also presented.
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Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment
- An introduction to schema versioning in OODBMS
... overview has been published so far. Secondly, the study of a general application scenario led us to a list of requirements. We propose a general framework based on schema ...
Publication - cat - 04/17/2013 - 13:16 - 0 comments - 0 attachments
- Database Change Management and Schema Evolution in DB2 for z/OS Version 8
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DB2 V8 begins the process of making it easier to ... schema evolution\". For example, as of V8, you can change a CHAR column to a larger size simply using ALTER. The remainder of this ...
Publication - cat - 04/17/2013 - 13:16 - 0 comments - 0 attachments
- A Propagation Mechanism for Populated Schema Versions
... schema of the database, support for schema evolution is a highly required feature. Therefore, a set of schema update primitives must be provided which can be used to perform ...
Publication - cat - 04/17/2013 - 13:05 - 0 comments - 0 attachments
- On Schema Evolution in Multidimensional Databases
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Database systems offering a multidimensional schema on a logical level (e.g. OLAP systems) are often used in data warehouse ...
Publication - cat - 04/17/2013 - 12:49 - 0 comments - 1 attachment
- Galaxy: Encouraging data sharing among sources with schema variants
... Mork, P; Seligman, L; Morse, M.;Rosenthal, A;
Author:
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Rosenthal, A.
Wolf, C.
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Publication - cat - 04/17/2013 - 12:38 - 0 comments - 1 attachment
- Schema evolution and integration
... on existing evolution support schemes and introduces a more general and functional mechanism to support schema evolution andinstance ... compatibility for old applications, while permitting a wider range of evolution operations. It achieves this by supporting schema ...
Publication - cat - 04/17/2013 - 12:38 - 0 comments - 1 attachment
- Schema evolution in OODBs using class versioning
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This paper describes work carried out on a model for the versioning of class definitions in an object-oriented database. ... on attributes of the previous and current version of a class definition, instances of any version of the class can be converted to ...
Publication - cat - 04/17/2013 - 12:38 - 0 comments - 1 attachment
- Database application evolution: a transformational approach
... to database schemas, to data and to programs through a general strategy. This strategy requires the documentation of database ... techniques. Our approach, called DB-MAIN, relies on a generic database model and on transformational paradigm that states that ... can be modeled by schema transformations. Indeed, a transformation provides both structural and instance mappings that formally ...
Publication - huliganka - 04/17/2013 - 11:38 - 0 comments - 1 attachment
- Co-transformations in Database Applications Evolution
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Cleve, A
Hainaut, J
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Publication - acleve - 04/17/2013 - 11:38 - 0 comments - 1 attachment
- A Coevolution Approach for Database Schemas and Related Ontologies
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Kupfer, A
Eckstein, S
... integration and meta-databases, by connecting databases on a semantical level. Still, everything fails when one of the database schemas ...
Publication - cat - 04/17/2013 - 11:05 - 0 comments - 0 attachments
- The PRISM Workwench: Database Schema Evolution Without Tears
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Curino, Carlo A.; Moon, Hyun J.; Ham, MyungWon; Zaniolo, Carlo
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DEMO PAPER:
Information Systems are subject to a perpetual evolution, which is particularly pressing in Web Information ...
Publication - krlis1337 - 04/17/2013 - 11:05 - 0 comments - 0 attachments
- Quantifying Schema Evolution
... for database applications. The paper presents a method for measuring
modifications to database schemata and their consequences, by using a thesaurus tool.
Measurements of the evolution of a large-scale database application currently running in
several hospitals in ...
Publication - cat - 04/17/2013 - 10:27 - 0 comments - 0 attachments
- EXPRESS: A Data EXtraction, PRocessing, and REStructuring System
... prototype data translation system which can access a wide
variety of data and restructure it for new uses. The system is driven ... presented.
The DEFINE description is compiled into a customized PL/l program for accessing source
data. The restructuring ...
Publication - erhard - 04/17/2013 - 10:16 - 0 comments - 0 attachments
- A Survey of Schema Evolution in Object-Oriented Databases
... in every aspect. On the other hand, the prototyping of a
database design may also involve changes to both the structure and behavior of a schema.
Unfortunately, most of the current systems offer little support for ...
Publication - erhard - 04/17/2013 - 10:05 - 0 comments - 0 attachments
- A Model for Compound Type Changes Encountered in Schema Evolution
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Schema evolution is a problem that is faced by long-lived data. When a schema changes, existing persistent data can become inaccessible unless the ... the database maintainer can perform. We have developed a model of type changes involving multiple types. The model describes both type ...
Publication - erhard - 04/17/2013 - 10:05 - 0 comments - 1 attachment
- Evolution Support in Large-Scale Interoperable Systems: a Metadata Driven Approach
... N
Jones, A
Gray, W
... cost and effort required for maintaining the federation in a consistent state after its launch. If only human intervention is to be ...
Publication - cat - 04/17/2013 - 10:05 - 0 comments - 0 attachments
- A Versioning Management Model for Ontology-Based Data Warehouses
... autonomous databases. To automate the integration process, a number of these systems suppose the existence of a shared domain ontology a priori referenced by the local ontologies embedded ...
Publication - cat - 04/17/2013 - 09:49 - 0 comments - 0 attachments
