Structured Semantic Data Search Tool

Overview With ViziQuer you can connect to a SPARQL endpoint and construct simple graphical queries to retrieve data. ViziQuer also allows you to explore SPARQL endpoint data schema. It is designed to easily define restricted data set for further analysis or just data browsing.

Download the most recent ViziQuer release (07.07.2015)

Requirements Windows XP SP2 or later
Instruction Download and unzip the archive to any folder on your computer.
Run the executable tda.exe.
First time you will be asked to register 2 components that are used by tool.
Choose 'Project->New project' for a new project, or 'Project->Open project' to open an existing project (projects are by default stored in Projects subfolder of the main tool folder).
Help More info available in user manual

Example An example mini-University ontology together with data triple set

Versions A page with earlier ViziQuer versions

Team Martins Zviedris, martins.zviedris at lumii lv
prof. Guntis Barzdins, guntis.barzdins at lumii lv
prof. Karlis Cerans, karlis.cerans at lumii lv
Julija Ovcinnikova, julija.ovcinnikova at lumii lv
Sergejs Rikacovs, sergejs.rikacovs at lumii lv

Please send email to martins.zviedris at lumii lv if you want to get notification if there is new ViziQuer release!

  • K.Cerans, J.Ovcinnikova, M. Zviedris. Towards Graphical Query Notation for Semantic Databases. [draft] Accepted for BIR 2015, Springer LNBI.
  • G. Barzdins, S.Rikacovs, M. Zviedris. Graphical Query Language as SPARQL Frontend. In Grundspenkis, J., Kirikova, M., Manolopoulos, Y., Morzy, T., Novickis, L., Vossen, G. (Eds.), Local Proceedings of 13th East-European Conference (ADBIS 2009), pp. 93-107. Riga Technical University, Riga. (2009)
  • G.Barzdins, E.Liepins, M.Veilande, M.Zviedris, "Ontology Enabled Graphical Database Query Tool for End-Users", Selected papers from DBIS'2008, Hele-Mai Haav (Eds.), Frontiers in Artificial Intelligence and Applicatons series, IOS Press, 2009. 187:105-116
  • See also OWLGrEd - a tool for graphical OWL ontology visualization and creation.
    OBIS - Ontology Based Information System. By creating an ontolgy You can get a web based information system for data manipulation!