Quelloffene Softwarekomponenten im Bereich der raumbezogenen Datenverarbeitung: Eine Übersicht

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1 Quelloffene Softwarekomponenten im Bereich der raumbezogenen Datenverarbeitung: Eine Übersicht Franz Josef Behr, Hochschule für Technik Stuttgart , 12. Vermessungsingenieurtag The content is licensed under a Creative Commons-Lizenz CC BY-NC-SA. 1Open Source By Hochschule für Technik Stuttgart [CC BY SA 3.0 ( sa/3.0)], via Wikimedia Commons

2 Quelloffene Softwarekomponenten Gliederung Vier Schichten Architektur von Client Server Anwendungen Softwarelösungen für jede der Schichten Werkzeuge, Versuche zur Beurteilung der Marktbedeutung Zusammenfassung 2

3 3 Vier Schichten Modell

4 Architektur IP address Client "User Agent" HTTP Client HTTP Client HTTP Client Präsentationsschicht Local System (GIS) HTTP 80 Internet HTTP 80 PNG, JPG, XML / SVG HTTP Server Application Server DNS Server IP address / Server Name / Host name CGI protocol SQL Apps Document root Static resources Kommunikationsschicht Web Tier App Tier, Geschäftslogik-Schicht 4 Datensammlung, Aufbereitung, Analyse DBMS Server Datenschicht

5 5 Präsentationsschicht

6 Desktop GIS [ ] arcgis differences/ 6

7 7 JavaScript Bibliotheken vsopenlayers [ ]

8 8 share/mapping and gis/leaflet market share [ ]

htm [2018-11-22] 9 Allgemeine Client Programme HTTP

9 [ ] [] [ ] 9 Allgemeine Client Programme HTTP clients Google Chrome Firefox Edge/Internet Explorer Opera Safari FTP clients Filezilla Mail Clients Thunderbird Outlook

10 10 Operating System Market Share Worldwide market share [ ]

11 Produkte: Mobile Devices

12 12 Kommunikationsschicht

13 [ ] 13 Produkte und Werkzeuge HTTP Servers Apache HTTP Server (open source) Nginx (open source) Internet Information Server (Microsoft) server survey/, based on > 1,673,535,333 sites

14 14 FTP Tools for FTP based transfer FileZilla (Client and Server, open source)

15 15 Applikationsschicht

16 Applikationsserver In Geo IT: Applikationsservers implementieren Dienste entsprechend den Empfehlungen des Open Geospatial Consortium (OGC) (Vortrag heute Nachmittag), wie Web Map Service Web Feature Service Web Coverage Service Catalogue Services Geo-Applikationsserver Closed Source Solutions Open Source Solutions 16

17 Applikationsserver: Open Source GeoServer an open source software server written in Java that allows users to share and edit geospatial data. Designed for interoperability, it publishes data from any major spatial data source using open standards. ( MapServer (formerly called UMN MapServer, Written in C, with PHP wrapper WMS, WFS, Strong support of Shape files Somehow old fashioned, configuration by text file ( map file ) Deegree Server deegree is a comprehensive geospatial software package with implementations of OGC Web Services like WMS and WFS, a geoportal, a desktop application, security mechanisms, and various tools for geospatial data processing and management. It is open source (LGPL), Java, standards compliant (OGC, ISO) and an OSGeo project. ( Needs Java, and some time for configuration QGIS Server MapGuide Open Source enables users to develop and deploy web mapping applications and geospatial web services. ( 17

18 Applikationsserver : Closed Source ArcGIS Server started/windows/whatis arcgis for server.htm GeoMedia WebMap webmap MapInfo MapXtreme information systems/mapxtreme.html 18

Applikationsserver: Portal Server Geonetwork OpenSource: awidely used catalog application to manage spatially referenced resources https://geonetwork

19 Applikationsserver: Portal Server Geonetwork OpenSource: awidely used catalog application to manage spatially referenced resources opensource.org/ Geonode: for developing geospatial information systems (GIS) and for deploying spatial data infrastructures (SDI) pycsw

20 Bibliotheken: Software using GDAL 20

21 21 GDAL: Supported Vector formats

22 22 Datenhaltungsschicht

23 Related Products and Tools: (O)RDBMS (O)(R)DBMS: (Object) (Relational) Database Management System commercial products Oracle, SQLServer (Microsoft), Informix, DB2 (IBM), free PostGreSQL (PostGIS), fully conformant to OGC s Simple Feature Specification highly recommended MySQL SpatialLite 23

24 Market share 2008 (Closed Source) 2012 (FOSS) [2008, no more available]

25 Trend of Relational DBMS Popularity postgres and open source are disrupting themarket for database management systems/#141b42e820a3 25

Trend of Relational DBMS Popularity https://www.forbes.

26 Trend of Relational DBMS Popularity erg/2016/03/08/how postgres and opensource are disrupting the market fordatabase managementsystems/#141b42e820a [ ]

27 [ ]

28 28 Popularity engines.com/en/ranking_osvsc [ ]

29 29

30 30 Zusammenfassung

31 Vier Schichten Für Erfüllung Ihrer Aufgaben stehen für jede Schicht eine Vielzahl von quelloffenen und Closed Source Lösungen zur Verfügung. Kommunkationsschicht: i. d. R. Open Source Lösungen Beurteilung der Alternativen entsprechend den Anforderungen der jeweiligen Institution sowie in Bezug auf Unterstützung offener, anerkannter Standards Tendenz zu quelloffenen Lösungen, insbesondere in der öffentlichen Verwaltung Gesamtlösung: Software + Services 31

32 Literatur S. Steiniger and A.J.S. Hunter (2012): The 2012 Free and Open Source GIS Software Map A Guide to facilitate Research, Development and Adoption. df Tim Sutton (2018): Deciding Between FOSSGIS and Proprietary Software in the Enterprise. In: Understanding the GIS Industry in professional.com/magazines/gis professional february 2018.pdf The Top 19 GIS Software. [ ] Comparison of geographic information systems software. stems_software [ ] 32

33 Prof. Dr. Franz Josef Behr Hochschule für Technik Stuttgart Stuttgart University of Applied Sciences franz stuttgart.de 33 se_flickr_leo_reynolds_cc.jpg

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