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Local-as-View Data Integration

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2. Administrivia. Next week:Please read Section 3, 6, 7 in the Deshpande et al. surveyMidterm assignment will be handed out Thursday, with a one week clock. Recall: Kinds of Schema Mappings. Global As View (GAV):?x M(x) ? ?y1y2 R1(x1y1) ? R2(x2y2) ? c(x1y1x2y2) where x ? x1x2

Local-as-View Data Integration

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Data Integration

Data Integration . Data Integration Challenge. Find houses with 4 bedrooms priced under 300K. New faculty member. realestate.com. homeseekers.com. homes.com. wrapper. wrapper. wrapper. Architecture of Data Integration Systems. Find houses with 4 bedrooms priced under 300K.

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Data integration

Data integration. Chitta Baral Arizona State University. Example 1. Data Source 1 List of course#s with the title `Database Systems’ taught anywhere, their instructors, and university names. View : R1(prof, course#, university) Data Source 2

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Global-as-View and Local-as-View for Information Integration

Global-as-View and Local-as-View for Information Integration. CS652 Spring 2004 Presenter: Yihong Ding. Common Integration Architecture. Information Integration Systems Global-as-view (Gav.) vs. Local-as-view (Lav.) Query Reformulation Specification of Source Description

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Data Integration

The Big Picture. Data IntegrationIntegrating data in multiple, possibly heterogeneous information sourcesCombining databases; Web Portals that syndicate informationSeveral parts of the problemSchema level : matching

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Informationsintegration Local-as-View: LaV

Informationsintegration Local-as-View: LaV. 22.11.2005 Felix Naumann. Überblick. Global as View (GaV) Modellierung Anfragebearbeitung Local as View (LaV) Modellierung Anwendungen Ausblick: Anfragebearbeitung Global Local as View (GLAV) Vergleich. Wrapper 3. Wrapper 1. Wrapper 2.

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Local-as-View Data Integration

Local-as-View Data Integration. Zachary G. Ives University of Pennsylvania CIS 650 – Database &amp; Information Systems February 21, 2005. Administrivia. Next reading assignment: DeWitt and Kabra Avnur and Hellerstein Compare the different approaches

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Data Integration

Data Integration. What we will cover. Scenarios Export API - Pull or Push Transaction data and it’s format Current integrations Salesforce Raiser's Edge ROI Solutions Custom. Export API. We provide an open data model Private token Web service or Secure Copy via SSH

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Models for Information Integration: Tuning Local-as-view into Global-as-view

Models for Information Integration: Tuning Local-as-view into Global-as-view. Andrea Cali Giuseppe De Giacomo Maurizio Lenzerini. Local-as-view (LAV) vs. Global-as-view (GAV). Specifying the mapping between the global schema and the sources

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Local Road Data Integration at GDOT

Local Road Data Integration at GDOT. Jane Smith, GDOT OTD &amp; Eric McRae, UGA ITOS. The Facts. Georgia State Code 32-4-2(b) The department shall keep written records of the mileage on all public roads Georgia State Code 32-4-41(4) and 32-4-91(b)

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Part Two: Integration of Multi-View Data

Part Two: Integration of Multi-View Data. Geometrical modeling: 3-D Soft Copy Using Range Data. Integration of multiple range images. Modeling of a Building in PKU. Multi-View Data Integration. Motion recovery from multi-view data: with known correspondence

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Data Integration

Data Integration. Hanna Zhong hzhong@illinois.edu Department of Computer Science University of Illinois, Urbana-Champaign 11/12/2009. Overview. Motivation Problem Definition Data Integration Approaches Virtual integration Data warehouse Issues Discussion. Why Data Integration?.

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Data Integration

Data Integration. Outreach and Interpretation. Making the Connection. Information Processing Theory gathering and representing information, or encoding ; holding information or retention ; and, getting at the information when needed, or retrieval. (Postulated by G. Miller).

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EMDb and “As Build” data Integration

EMDb (S.B.). EMDb (S.B.). As Build CMS v n (J.B. / G.D.) v 2 (F.V.) v 1. As Build CMS v n (J.B. / G.D.) v 2 (F.V.) v 1. EMDb and “As Build” data Integration. Sub systems 3D_2D as build preliminary entry into EMDb. Sub systems 3D_2D - file transfer - file check (G.D.).

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Data Integration

Data Integration. Helena Galhardas DEI IST (based on the slides of the course: CIS 550 – Database &amp; Information Systems, Univ. Pennsylvania, Zachary Ives). Agenda. Overview of Data Integration. A Problem. Often people build databases in isolation, then want to share their data

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Data integration

Data integration. Most slides are borrowed from Dr. Chen Li, UC Irvine. Motivation. Biblio sever. Legacy database. Plain text files. Support seamless access to autonomous and heterogeneous information sources. Comparison Shopping. Applications. Comparison shopping. Lowest price of the

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Local as View: First steps

Local as View: First steps. Introduction and an example Rewriting queries using views The Information Manifold system. Introduction and an example. LAV : local as view The sources are modeled as views, typically conjunctive, of the global (virtual) schema (why conjunctive?)

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Informationsintegration Containment und Local-as-View Anfragebearbeitung

Informationsintegration Containment und Local-as-View Anfragebearbeitung. 12.1.2006 Felix Naumann. Überblick. Wiederholung Global-as-View (GaV) &amp; GaV Anfragebearbeitung Local-as-View (LaV) LaV Anfragebearbeitung Containment Definition Test Nutzbarkeit und Nützlichkeit von Views.

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Local as View: Some refinements

Local as View: Some refinements. IM: Filtering irrelevant sources Views with restricted access patterns A summary of IM. IM: Filtering irrelevant sources. When there are many sources, it is important to weed out those that are irrelevant to a query

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Data integration

Data integration. Brixen 2008 Wolfgang Huber EMBL-EBI. Overview. Along genomic coordinates By gene (by pairs of genes) (by sets of genes) Here, &quot;gene&quot; is used in loose sense, to be defined as appropriate for the application; the concept encompasses: Loci on the DNA

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Data Integration

Data Integration. An Overview. What is Information Integration and Why is it important. Some of the upcoming slides are from William Cohen’s tutorial on information integration (WebDB 2005). To illustrate the problems, we focus here on this aspect. Linkage. Queries.

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Data Integration

Data Integration. Motivating Examples. An organization has on average 49 databases can talk about the same topic, but use different vocabularies, different schemas how can we access them as if accessing a single db? Hundreds of online bookstores amazon.com, barnes&amp;noble.com, etc.

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Local level integration

Local level integration. SIA and EIA ETC Energy Lyon, 20 July 2005. What has been done?. Local parties subcontracted: framework and guidance established by ETC Environmental Impact Assessment: PECC2 (government owned consultancy company) Social Impact Assessment:

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