Category: Graph Databases

Feed: AllegroGraph - THE Semantic Graph Database. Author: cnorvell. Build an Ad Hoc Federation from AllegroGraph and SPARQL Endpoints Gruff allows you to build a temporary federation on the fly as you browse a series of AllegroGraph stores and/or SPARQL endpoints. At any time, the set of triples that you are currently browsing will consist of everything that's in the single AG store that you have open or the single endpoint to which you are connected, plus any triples that Gruff downloaded while you were browsing earlier stores and/or endpoints. You can continue to browse the triples that were downloaded ... Read More

Feed: Blog – ArangoDB. Author: Frank Celler. With billions of objects and people connected to the internet and your precious data sometimes exposed publicly security is one of the most important topics to discuss. In light of recent ransomware attacks, databases exposed and other breaches we’d like to share a quick reminder on how to secure your ArangoDB environment.Attacks can be prevented with the security protections built into the product. We strive to prevent possible security issues by giving appropriate reminders in our web console when authentication is disabled:That said, control is in the hand of users and you need ... Read More

Feed: Cambridge Intelligence. Author: Kaush Kotak. We’ve written about fraud as a connected data problem before. We’ve shown how the key to fraud insight lies in relationships between people, accounts, transactions and events.Fraud analysts present these relationships as network visualizations to help them interpret huge volumes of data much faster. In this way, finding fraud becomes a simpler visual task.Network visualization transforms complex and lengthy spreadsheet data into interactive and intuitive diagramsIn this blog post I’ll discuss how network visualization fits into two core anti-fraud tasks: fraud investigation and fraud detection.Known v Unknown fraudIn this webinar, I talked about two ... Read More

Feed: AllegroGraph - THE Semantic Graph Database. Author: cnorvell. AllegroGraph News July, 2014 In this issue Free Webcast Series: Graph vs. Semantic Graph Databases - Selecting the Right Database for Your Next Project Discovering the Social Networks in your Customer Data Previous Webcasts: YouTube - The AllegroGraph Channel AllegroGraph 4.14 Available July 14th Gruff v5.3 Now Available NoSQL Now! August 19-21 to feature Dr. Jans Aasman Franz Sponsors GraphLab Conference 2014 - San Francisco, July 21 Follow us on Google Plus, Twitter, and YouTube Brief Highlights Free Webcast: Graph vs. Semantic Graph Databases - Selecting the Right Database for Your ... Read More

Feed: AllegroGraph - THE Semantic Graph Database. Author: cnorvell. The OpenSSL "Heartbleed Bug (CVE-2014-0160)" (see https://www.openssl.org/news/secadv_20140407.txt), as it is being called, is a serious security hole in the Secure Sockel Layer (SSL) used for sending private documents over the internet. This bug is fixed for AllegroGraph and Allegro CL by our recent SSL module update.  AllegroGraph Servers Here are the specific steps to fix AllegroGraph servers: Download the following to your local machine running AllegroGraph: http://franz.com/ftp/pub/patches/8.2/linuxamd64.64/aclissl.so Find where AllegroGraph is installed and replace the file of the same name in that installation directory with the one downloaded in step #1. Restart ... Read More

Feed: AllegroGraph - THE Semantic Graph Database. Author: cnorvell. Gruff now connects directly to SPARQL Endpoints so you can view a Graph and issue SPARQL queries. The default uses:http://live.dbpedia.org/sparql When you're browsing DBPedia, the query view will have a "Sample" button just above the "Do Query" button.  It will paste in one of six (so far) sample queries that it rotates through.  These were selected for producing relatively interesting results and visual graphs.  (Please send us your favorite query and we might include it as a Gruff example.) Gruff's Graphical query view now has a Sample button too, but only ... Read More

Feed: AllegroGraph - THE Semantic Graph Database. Author: cnorvell. #AllegroGraph News November, 2013 In this issue Free Webcast: Augmenting Hadoop for Graph Analytics Gruff Gets Reification Right Free Webcast: Taxonomies and Ontologies for Graph Search Franz to present at SF DAMA Day 2013, Dec. 11 Follow us on Google Plus, Twitter, and YouTube Brief Highlights Free Webcast: Augmenting Hadoop for Graph Analytics Wednesday, November 20 - 10:00 AM Pacific E-commerce sites, auction sites, financial institutions, insurance companies and telephone companies all have event based data that describes transactions between customers (Social Networks) that are located in time and space (GeoTemporal) ... Read More

Feed: AllegroGraph - THE Semantic Graph Database. Author: cnorvell. AllegroGraph News October, 2013 In this issue AllegroGraph 4.12 Now Available! Free Webcast Series: Tracking Moving Objects in a Graph Database Scalable Property and Hypergraphs in RDF Augmenting Hadoop for Graph Analytics Taxonomies and Ontologies for Graph Search New! Gruff Learning Center YouTube - The AllegroGraph Channel Brief Highlights AllegroGraph 4.12 - Now Available New features include:Optimizations to Callimachus Support Sparql 1.1 Performance Improvements Java Connection Pooling Enhancements SPARQL v1.1 support for Geospatial, Temporal, and Social Network Analytics OWL 2 RL Materializer - Generates triples by applying a set of rules to the ... Read More

Feed: AllegroGraph - THE Semantic Graph Database. Author: cnorvell. AllegroGraph News July, 2013 In this issue Free Webinar: Semantically Augmenting Hadoop with GeoTemporal Reasoning and Social Networking Analytics - July 11 Free Webinar: Real-Time Graph Search for Corporate Risk Mitigation - July 25 Free Webinar: Semantic Indexing of Unstructured Documents Using Taxonomies and Ontologies - August 7 2013 NoSQL Now! - Aug. 20-22, San Jose. Franz's Talk - Tracking Moving Objects in a Graph Database A Closer Look At SemTechBiz Startup Competition Winner: KnowMED And Its Clinical Discovery Platform New! Gruff Learning Center YouTube - The AllegroGraph Channel Brief Highlights ... Read More

Feed: Allegro CL General / Technical Announcements. Author: cnorvell. In this issue Allegro CL 10.1 - Now Available! Tech Corner Article: Allegro CL Now Runs on the ARM-64 Platform Trappist-1 Exoplanets and Allegro CL - The SIRPASS Story Bloor Research Positions Franz's AllegroGraph as a 'Champion' and Highest Ranked in Graph Database Market Recorded Webcast: The Power of Machine Learning and Graphs Database Trends and Apps Report - Building a Data Lake for the Enterprise Upcoming Events - Graph Day and GeoInt Recent Articles about Franz Follow us on Google Plus, Twitter, LinkedIn, and YouTube Training Schedule Allegro CL 10.1 ... Read More