Schema Evolution publication categorizer

... 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

... integration requires data conversions to bring data in different representations into a common form. Key contributions of Clio are ... schema mappings to describe the relationship between data in heterogeneous schemas, a new paradigm in which we view the mapping creation ...

Publication - cat - 04/17/2013 - 11:27 - 0 comments - 0 attachments

... base for doing more complex transformations as well. In this paper, we look at database middleware systems as tranformation engines, ...

Publication - massmann - 04/17/2013 - 10:38 - 0 comments - 1 attachment

... data formats continues to be an important problem in modern information systems. Schema Matching, the process of matching ... tool developed at the IBM Almaden Research Center. In this demonstration we showcase Clio’s mapping engine that allows mapping ...

Publication - massmann - 04/17/2013 - 10:16 - 0 comments - 1 attachment

... Venue:  In Proceedings of VLDB, pages 598--609, 2002 ... Mapping and translating data stored in dierent formats continues to be an important problem in modern information ...

Publication - massmann - 04/17/2013 - 09:27 - 0 comments - 0 attachments

... for heterogeneous data exchange. Its popularity is due in large part to the ease with which diverse kinds of information can be ... exchanging such information between autonomous sources. In the absence of controlling standards, such sources will typically choose ...

Publication - cat - 04/16/2013 - 18:05 - 0 comments - 1 attachment

... Bonifati and Rahm provides an overview of the ways in which the schema and ontology matching and mapping tools have addressed the ...

Publication - cat - 04/16/2013 - 11:49 - 0 comments - 0 attachments

... enterprise intranets) do not require full integration in order to provide useful services, motivating a pay-as-you-go approach to ... sources and the mediated schema. We describe experiments in multiple domains, including 50-800 data sources, and show that our system is ...

Publication - cat - 04/16/2013 - 11:27 - 0 comments - 0 attachments

... applications we must solve the data mapping problem in which a source (legacy) database is mapped into a different, but fixed, ... We describe the use of the value correspondence framework in Clio, a prototype tool for semi-automated schema mapping, and present an ...

Publication - massmann - 04/16/2013 - 10:49 - 0 comments - 1 attachment

... the gap of different data formats, and a query is given in the destination format, query reformulation can speed up the transformation of data. We achieve this speed-up in transformation when only the required data segment, described by the ...

Publication - hartung - 04/16/2013 - 05:05 - 0 comments - 0 attachments

... administrators are called on to write complex mappings in which they specify in tedious detail how the data is to be transformed. Even once deployed, ...

Publication - cat - 04/16/2013 - 02:38 - 0 comments - 0 attachments

... semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated ... for constructing exten-sible mappings between XML schemas. In our model, complex global mappings are constructed by first defining simple ...

Publication - massmann - 04/15/2013 - 21:27 - 0 comments - 0 attachments