- Mapping-driven XML transformation
... of heterogeneous data such as XML over the Web or in XML databases. By means of mappings from source to target schemas, Clio can ... precise semantics of data transformation and integration. In this paper we study the problem of how to efficiently implement such data ...
Publication - erhard - 06/15/2023 - 06:42 - 0 comments - 1 attachment
- Schema evolution in object databases by catalogs
...
We are concerned by schema evolution in Object Oriented Databases (OODB) that is processed by a modification on the ... a new categorization of the different modifications in three categories : primitive,
composite and complexe modifications. On ...
Publication - cat - 07/03/2022 - 23:42 - 0 comments - 0 attachments
- On Matching Large Life Science Ontologies in Parallel
...
Data Integration in the Life Sciences (DILS)
URL:
... for parallel matching on multiple compute nodes. In particular, we consider inter-matcher and intra-matcher parallelism as well ...
Publication - hartung - 07/26/2016 - 16:40 - 0 comments - 0 attachments
- An Architecture for Managing Database Evolution
... and extension) are available. The strategy of evolution in which our architecture is based is that of lsquoforward database ... down to the logical schema and to the extension. In order to put into practice this strategy, each component of a database is ... a translation information system is considered in order to manage the translation of conceptual elements into logical schema ...
Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment
- Data Reverse Engineering using System Dependency Graphs
... with the use of program understanding methods and tools. In this paper, we focus on the program slicing technique and we show how it can ...
Publication - acleve - 04/17/2013 - 12:05 - 0 comments - 0 attachments
- A Survey of Schema Evolution in Object-Oriented Databases
... 10 - 49
Changes in the real world may require both the database population and the database schema
to evolve. Particularly, this is the case in CAD/CAM and CASE database systems, in which the
design objects constantly ...
Publication - erhard - 04/17/2013 - 10:05 - 0 comments - 0 attachments
- Schema Evolution for XML: A Consistency-preserving Approach
... XML documents that satisfy
a given schema, e.g., a DTD. In this context, when a given update
violates the schema, it might be the ... to be used
by a data administrator who is an expert in the domain of application of
the database, but who is not required to be a ...
Publication - cat - 04/17/2013 - 07:27 - 0 comments - 0 attachments
- A model for schema evolution in temporal relational databases
...
CompEuro93; Computers in Design
URL:
... transaction time and valid time are added to the data. In this context, the modification of the schema which a database management ...
Publication - cat - 04/17/2013 - 06:49 - 0 comments - 0 attachments
- On Detecting High-Level Changes in RDF/S KBs
... differences between (two) versions of the same ontology in order to store or visualize their
deltas is a challenging task for e-science. In this paper, we focus on languages allowing the formulation of concise and ...
Publication - cat - 04/17/2013 - 05:49 - 0 comments - 1 attachment
- Round-Trip Engineering for Maintaining Conceptual-Relational Mappings
... to achieve interoperability or overcome impedance mismatch in modern data-centric applications. However, both schemas and conceptual ... mapping needs to be updated to reflect the new semantics in the CM/schema. In this paper, we propose a round-trip engineering solution ...
Publication - erhard - 04/17/2013 - 05:16 - 0 comments - 0 attachments
- A Taxonomy for Schema Versioning Based on the Relational and Entity Relationship Models
...
Recently there has been increasing interest in both the problems and the potential of
accommodating evolving schema in databases, especially in systems which necessitate a
high volume of ...
Publication - cat - 04/17/2013 - 05:05 - 0 comments - 0 attachments
- What-If Analysis for Data Warehouse Evolution
...
10 - 49
In this paper, we deal with the problem of performing what-if analysis for changes that occur in the schema/structure of the data warehouse sources. We abstract software ...
Publication - pvassil - 04/17/2013 - 04:49 - 0 comments - 0 attachments
- Semantic Web Complex Ontology Mapping
... semantic relations. Ontology mapping faces new challenges in the context of Semantic Web, especially concerning heterogeneity, dynamics, ... are being validated. MAFRA Toolkit is being applied in the European project Harmonise, which aims to provide solutions for (semi-) ...
Publication - admin - 04/16/2013 - 19:27 - 0 comments - 1 attachment
- Understanding class evolution in object-oriented software
...
10 - 49
In the context of object-oriented design, software systems model real-world entities abstractly represented in the system classes. As the system evolves through its lifecycle, its class ...
Publication - cat - 04/16/2013 - 09:27 - 0 comments - 0 attachments
- Automatically Determining Compatibility of Evolving Services
... using conventions on version numbers and namespaces. In all cases, the compatibility among services description must be evaluated, ... performed manually, particularly for complex descriptions. In this paper, we describe a method to automatically determine when two service ...
Publication - KarinBecker - 04/16/2013 - 08:27 - 0 comments - 0 attachments
- Language Extensions for the Automation of Database Schema Evolution
... Systems face the problem of maintaining their systems in the presence of frequently occurring changes in any counterpart of it. In other words, when a change occurs in any point of ...
Publication - gpapas - 04/16/2013 - 08:27 - 0 comments - 1 attachment
- Design Metrics for Data Warehouse Evolution
... same design construct. The behavior of the chosen design in the presence of evolution events is an important parameter for this choice. ...
Publication - gpapas - 04/16/2013 - 08:16 - 0 comments - 0 attachments
- Aligning representations of anatomy using lexical and structural methods
... inference is discussed.
(Conference, no paper type, OA in the Life Sciences) ...
Publication - hartung - 04/16/2013 - 08:05 - 0 comments - 0 attachments
- Co-transformations in Information System Reengineering
... WCRE'04 / ATEM'04, Electronic Notes in Theoretical Computer Science, Vol. 137, Is. 3: 5-15
...
Publication - huliganka - 04/16/2013 - 07:49 - 0 comments - 0 attachments
- Adaptive Query Formulation to Handle Database Evolution
... queries and applications, mainly due to the fact that, in most cases, their role as integral parts of the environment is not given the ... the queries are not designed to handle database evolution. In this paper, we introduce a graph-based model that uniformly captures ...
Publication - gpapas - 04/16/2013 - 07:38 - 0 comments - 1 attachment
- Rewrite Techniques for Performance Optimization of Schema Matching Processes
... 468.55 KB
A recurring manual task in data integration, ontology alignment or model management is finding mappings between complex meta data structures. In order to reduce the manual effort, many matching algorithms for ...
Publication - cat - 04/16/2013 - 06:38 - 0 comments - 1 attachment
- Efficient Maintenance of Temporal Data Warehouses
... the entire history of source databases is not stored in the warehouse; the warehouse keeps enough information for its ... (i.e. non-temporal operators). Although temporal views in V are specified in a temporal algebraic query language we translate them into relational ...
Publication - huliganka - 04/16/2013 - 06:27 - 0 comments - 1 attachment
- View mechanism for schema evolution in object-oriented dbms
... schema modifications without database reorganisation in Object Oriented Database Systems. Our approach allows each user to specify ... we argue that view mechanism capabilities must be enhanced in order to be used as a uniform framework to manipulate both the schema and ...
Publication - cat - 04/16/2013 - 06:27 - 0 comments - 0 attachments
- Formalizing the XML Schema Matching Problem as a Constraint Optimization Problem
... 10 - 49
The first step in finding an efficient way to solve any difficult
problem is making a ... solved by these systems do not
exist, or are partial. In this paper, we analyze the problem of seman-
tic schema matching, identify ...
Publication - huliganka - 04/16/2013 - 05:16 - 0 comments - 0 attachments
- A Randomized Approach for the Incremental Design of an Evolving Data Warehouse
... views that determine its schema and its content in terms of the schema and the content of the data sources. DW applications ... against the cost of maintaining the materialized views. In an evolving DW application, new queries need to be answered by the DW. An ...
Publication - cat - 04/16/2013 - 04:49 - 0 comments - 1 attachment