Schema Evolution publication categorizer

... Current view technology supports only static views in the sense that views become undefined and hence obsolete as soon as the ... view definitions to be dynamically evolved to keep them in synch with evolving ISs. We present in this paper a general strategy for the ...

Publication - cat - 04/17/2013 - 12:27 - 0 comments - 1 attachment

... view system to support capacity-augmenting views. In this paper, we present algorithms that implement the complete set of typical ...

Publication - cat - 04/17/2013 - 06:38 - 0 comments - 0 attachments

... must thus be created manually on a case-by-case basis. In this paper, we explore the problem of how to automate the transformation of ...

Publication - cat - 04/16/2013 - 22:27 - 0 comments - 1 attachment

... Database transformations is a critical task that occurs in many different domains. Schema evolution is one important class of problems for database transformations. In our work, we use existing technology and standards (ODMG, OQL, basic ...

Publication - cat - 04/16/2013 - 19:16 - 0 comments - 1 attachment

... schema and data across data model boundaries. Researchers in the past have looked at both customized algorithmic approaches as well as ... now take the meta-modeling approach the next step-forward. In this paper we propose a flexible, extensible and re-usable transformation ...

Publication - cat - 04/16/2013 - 12:16 - 0 comments - 1 attachment

... systems, the generation of structured web pages from data in database systems, or the integration of systems with different native data ... at the deferred execution approach for schema evolution in an effort to improve availability of the system, to the best of our ...

Publication - cat - 04/16/2013 - 07:49 - 0 comments - 1 attachment

... the myriad of possible change semantics a user may desire in the future, any pre-defined set is not sufficient. Rather we present a ... invariants, can be a very expensive re-engineering effort. In this paper we present an approach that de-couples the constraints from the ...

Publication - cat - 04/16/2013 - 02:49 - 0 comments - 1 attachment

... construction and maintenance of data warehouses (views) in large-scale environments composed of numerous distributed and evolving ... the problem of schema changes of ISs, while previous work in this area, such as incremental view maintenance, has mainly dealt with data ...

Publication - cat - 04/16/2013 - 02:27 - 0 comments - 0 attachments

... IEEE 11th Int. Workshop on Research Issues in Data Engineering (RIDE) URL:  ... as a standard format for data representation on the web. In many applications, specific document type definitions (DTDs) are designed to ...

Publication - cat - 04/15/2013 - 23:49 - 0 comments - 0 attachments

... 252.55 KB An important issue in data integration is the integration of semantically equivalent but ... source restructuring for such databases have been proposed in the literature, such as the SQL extension SchemaSQL. However, the issue of incremental maintenance of views defined in such languages remains an open problem. We present an incremental view ...

Publication - cat - 04/15/2013 - 22:27 - 0 comments - 1 attachment

... 583.01 KB In our emerging digital paper-less society, massive amount of information is being maintained in on-line repositories and diverse web site representations of this ... two representative sample applications with such needs. In this paper we present a database-centric approach called Re-Web that ...

Publication - cat - 04/15/2013 - 22:16 - 0 comments - 1 attachment