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01.08.2016

openHPI Course "Internetworking 2016"

A new openHPI course about "Internetworking" starts on September 5, 2016. The course is held by Prof. Dr. Christoph Meinel ... [more]
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openHPI Workshop "Embedded Smart Home"

We are going to offer a new openHPI workshop "Embedded Smart Home" in German language. More Infocan be found here ... [more]
10.03.2016

New public demo

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Lecture-Feed of Series: Informationsintegration (SS 2010) Feed of Series: Informationsintegration (SS 2010)

Informationsintegration (SS 2010)

Prof. Dr. Felix Naumann

Successor of this series: Informationsintegration (SS 2012)

Predecessor of this series: Information-Integration (SS 2007)

Die Vorlesung behandelt folgende Schwerpunkte:
* Verteilung, Autonomie und Heterogenität
* Materialisierte und virtuelle Integration
* Architekturen
* Schema Management
* Global-as-View und Local-as-View Modellierung und Anfragebearbeitung
* Verteilte Anfragebearbeitung
* Datenqualität und Datenreinigung

Achtung: Auf Wunsch einiger Studenten wird diese Vorlesung trotz deutschsprachiger Foliensätze in englischer Sprache gehalten.

Verteilung, Autonomie und Heterogenität

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Date: 27.04.2010
Lang.: de
Dur.: 01:30:04
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• Schematische Heterogenität 00:19:04
• Semantische Heterogenität 00:15:41
• Identität und Datenkonflikte 00:16:19
• Gebundene und Freie Variablen 00:10:54
• Adornment Beispiele 00:13:19
• Anfragebearbeitung 00:14:47
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Date: 29.04.2010
Lang.: de
Dur.: 01:28:47
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• Gebundene und freie Variablen 00:18:11
• Viele Templates 00:11:12
• Gebundene und freie Variablen - Beispiel 00:15:45
• Data Warehouse 00:23:23
• Förderierter DBMS Ansatz 00:07:14
• Integration 00:13:02
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Date: 22.04.2010
Lang.: de
Dur.: 01:28:31
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• Klassifikation von Informationssystemen 00:15:02
• Logische Verteilung 00:13:42
• Autonomie 00:20:41
• Schnittstellen Heterogenität 00:23:30
• Schematische Heterogenität 00:15:36
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Date: 06.05.2010
Lang.: de
Dur.: 01:22:45
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• Data Warehouse vs. Mediator 00:14:39
• Komplexität 00:15:01
• Ressourcenbedarf 00:20:49
• Architekturen 00:12:28
• Taxonomie 00:12:40
• Transparenz 00:07:08

Architekturen

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Date: 11.05.2010
Lang.: de
Dur.: 01:30:20
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• Taxonomie nach SL90 00:12:56
• 5-Schichten Architektur 00:13:21
• Mediator-Wrapper-Architektur 00:16:16
• Funktionen der Mediation 00:19:38
• Peer-Data-Management 00:11:55
• Piazza-Beispiel 00:16:14

Schema Mapping

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Date: 27.05.2010
Lang.: de
Dur.: 01:06:52
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• Mapping - Algorithmus 00:22:45
• Gruppierung 00:15:27
• Einschub: Sichten im relationalen Modell 00:10:39
• Mapping Werkzeuge 00:18:01
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Date: 25.05.2010
Lang.: de
Dur.: 01:37:26
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• Rückblick 00:07:53
• Global Matching 00:19:01
• Erweiterungen 00:17:47
• Mapping - Beispiel 00:19:07
• Mapping - Beispiel (2) 00:08:38
• Mapping - Algorithmus 00:25:00

Schema SQL

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Date: 01.06.2010
Lang.: de
Dur.: 01:29:38
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• Wiederholung 00:16:40
• Syntax 00:17:25
• Anfragen 00:18:12
• Aggregation 00:09:23
• Umstrukturierung 00:14:24
• Implementierung 00:13:34

Global-as-View

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Date: 15.06.2010
Lang.: de
Dur.: 01:24:24
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• GaV - Modellierung 00:23:18
• Local as View 00:14:39
• Globale ICs 00:11:08
• Anwendungen 00:17:08
• Datawarehouse Design 00:05:25
• Anfrageplanung 00:12:46
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Date: 22.06.2010
Lang.: de
Dur.: 01:24:13
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• Anwendungen 00:15:55
• Visualisierung 00:21:14
• Anfragebearbeitung 00:18:39
• Query Containment 00:19:00
• Beispiel 00:09:25
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Date: 24.06.2010
Lang.: de
Dur.: 01:08:45
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• Nutzbarkeit von Views 00:12:27
• LaV - Beispiel 00:13:01
• LaV - Bucket Algorithm 00:15:32
• BA - en detail 00:13:56
• LaV - BA - Kombinationen 00:13:49
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Date: 03.06.2010
Lang.: de
Dur.: 01:27:02
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• Das Problem 00:15:16
• Übersicht Anfrageplanung 00:16:47
• FAQ 00:15:34
• Modellierung von Datenquellen 00:21:29
• Integritätsconstraints 00:11:03
• GaV - globale ICs 00:06:53

ETL & Datenherkunft

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Date: 01.07.2010
Lang.: de
Dur.: 01:29:42
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• Einschub von Peter Bunemann 00:14:00
• Motivation und Beispiel 00:18:53
• Datentransformationen 00:13:49
• Transformationen - Dispatcher 00:08:39
• Transformationen - Aggregatoren 00:25:20
• Black Boxes 00:09:01

Datenqualität

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Date: 13.07.2010
Lang.: en
Dur.: 01:27:47
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• IQ assessment 00:12:09
• IQ model 00:19:01
• IQ query answering with DBMS 00:07:52
• IQ query amswering in IIS 00:09:58
• Data Cleaning Tasks 00:19:26
• Duplicate Detection 01:27:47
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Date: 19.07.2010
Lang.: de
Dur.: 01:32:33
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• Motivation 00:24:48
• Datenfehler 00:19:12
• Duplikaterkennung 00:36:44
• Sorted Neighborhood Methode 00:10:09
• Zusammenfassung 00:01:40
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Date: 08.07.2010
Lang.: de
Dur.: 01:25:45
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• Examples 00:27:09
• Information quality 00:16:37
• DBMS Quality vs. IIS Quality 00:16:00
• Information Quality (IQ) 00:12:57
• IQ Criteria (classical) 00:13:12

Final Presentations

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Date: 22.07.2010
Lang.: en
Dur.: 01:34:55
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• Data Cleansing - Grütze, Pohl 00:07:28
• Person Data Store - Naakka, Renwardt 00:08:56
• Assignment IV - Jacob, Thiele 00:08:32
• Data Visualization - Kats, Zakharov 00:08:31
• Extracted Data - Kny, Lindenberg 00:07:33
• Extracted Data - Kölle, Reinicke 00:07:59
• Person Data Store - Krumno, Teusner 00:07:53
• Person Data Store - Leben, Nieprasch 00:10:35
• Extraction Data - Linkhorst, Wiggert 00:07:18
• Extraction Data - Näther, Wagner-Boysen 00:06:18
• Person Data Store - Rawald, Schwarz 00:07:20
• Person Data Store - Richly, Wehrmeyer 01:34:55
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Date: 21.07.2010
Lang.: en
Dur.: 01:33:58
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• Benke, Karsch 00:10:40
• Richter, Berger 00:10:37
• Brunnert, Metzler 00:09:29
• Dawod, Ruberg 00:09:30
• Eichler, Wenzel 00:09:20
• Elliger, Taeumel 00:09:00
• Emde, Gehrer 00:07:14
• Goerke, Gericke 00:06:52
• Gosda, Töpper 00:12:29
• Schmidt, Jenders 00:08:47

Einführung

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Date: 20.04.2010
Lang.: de
Dur.: 01:33:45
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• Einführung und Überblick 00:16:47
• Organisation 00:14:28
• Informationssysteme 00:10:41
• Beispiele für Informationssysteme 00:14:17
• Integration = Abstraktion 00:18:25
• Informationsintegration am Beispiel 00:19:07
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