- Update Semantics of Relational Views
...
100 - 499
A database view is a portion of the data structured in a way suitable to a specific
on views ...
Publication - erhard - 04/17/2013 - 09:38 - 0 comments - 0 attachments
- A formal model for temporal schema versioning in object-oriented databases
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doi:10.1016/S0169-023X(02)00207-0
Citations:
... 10 - 49
In this paper we present a formal model for the support of temporal schema versions in object-oriented ...
Publication - fgrandi - 04/17/2013 - 08:49 - 0 comments - 0 attachments
- An Axiomatic Model of Dynamic Schema Evolution in Objectbase Systems
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50 - 99
A sound and complete axiomatic model is proposed for dynamic schema evolution ... an OBS. The inference mechanism performed by the model has a proven termination.
(object-oriented, Theory, TODS / VLDBJ) ...
Publication - erhard - 04/17/2013 - 08:49 - 0 comments - 0 attachments
- Schema Evolution and the Relational Algebra
... to support both aspects of transaction time, evolution of a database's contents and evolution of a database's schema. They define a relation's schema to be the relation's ...
Publication - erhard - 04/17/2013 - 08:27 - 0 comments - 0 attachments
- Maintenance of views
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Shmueli, O; Itai, A
Author:
... O
Itai, A
Year:
...
Publication - cat - 04/17/2013 - 08:05 - 0 comments - 1 attachment
- Schema Evolution for XML: A Consistency-preserving Approach
... paper deals with updates of XML documents that satisfy
a given schema, e.g., a DTD. In this context, when a given update
violates the schema, it might be ...
Publication - cat - 04/17/2013 - 07:27 - 0 comments - 0 attachments
- On lossless tranformation of databases schemes not necessarily satisfying universal instance assumption
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0
Citations range:
n/a
Attachment Size
... 748.81 KB
Given a multirelational database scheme and a relational mapping f transforming it, ...
Publication - huliganka - 04/17/2013 - 00:27 - 0 comments - 1 attachment
- Comment on Bancilhon and Spyratos' "Update semantics and relational views"
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Keller, A.M.
Author:
Keller, A
Year:
...
Publication - huliganka - 04/17/2013 - 00:16 - 0 comments - 1 attachment
- On the computation of relational view complements
... range:
n/a
Attachment Size
... 311.36 KB
Views as a means to describe parts of a given data collection play an important role in many database applications. ...
Publication - cat - 04/16/2013 - 18:16 - 0 comments - 1 attachment
- Semantics of Database Transformations
... P
Kosky, A
Year:
... their strengths and weaknessesd
develops requirements on a formal model for specifying and implementing database transformations. We ...
Publication - erhard - 04/16/2013 - 11:38 - 0 comments - 1 attachment
- Inheritance of Workflows An approach to tackling problems related to change
... The inheritance mechanism allows for the definition of a subclass which inherits the features of a specific superclass. When adapting a workflow process definition to specific ...
Publication - cat - 04/16/2013 - 09:49 - 0 comments - 0 attachments
- Model-Driven, View-Based Evolution of Relational Databases
... J
Rubio, A
Zapata, M
... implies the immediate realization of modifications, is a time–consuming process. In this paper we propose a solution that is closer ...
Publication - jlloret - 04/16/2013 - 08:49 - 0 comments - 0 attachments
- Co-transformations in Information System Reengineering
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Cleve, A.; Henrard, J.; Hainaut, J.-L.
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Cleve, A
Henrard, J
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Database reengineering consists of deriving a new database from a legacy database and adapting the software components ...
Publication - huliganka - 04/16/2013 - 07:49 - 0 comments - 0 attachments
- Efficient Maintenance of Temporal Data Warehouses
... 48.74 KB
A temporal data warehouse can be defined as a set V of materialized views over non-temporal sources. We present a self-maintainable temporal data warehouse that, besides a set of temporal ...
Publication - huliganka - 04/16/2013 - 06:27 - 0 comments - 1 attachment
- Evolving the Implementation of ISA Relationships in EER Schemas
... J
Rubio, A
Zapata, M
... changes that have occurred
in the conceptual schema of a database. This is specially relevant when
evolution operations affect ISA ...
Publication - jlloret - 04/16/2013 - 06:05 - 0 comments - 0 attachments
- Multitemporal Conditional Schema Evolution
... multidimensional conditionally evolving schema(MD-CES) is a conceptual model for conditional schema changes, which modify the schema of ...
Publication - cat - 04/16/2013 - 04:16 - 0 comments - 1 attachment
- Managing Schema Mappings in Highly Heterogeneous Environments
... are familiar with
the semantics of the data and have a good knowledge of the transformation language. The
task of generating and ... task of mapping management.
In particular, we present a novel framework for generating mappings between any combination of XML and ...
Publication - cat - 04/16/2013 - 02:38 - 0 comments - 0 attachments
- Making Workflow Change Acceptable
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Moor, A de; Jeusfeld, MA
Author:
Moor, A
Jeusfeld, M
...
Publication - cat - 04/16/2013 - 02:05 - 0 comments - 1 attachment