Category: NoSQL Databases

Feed: Neo4j Graph Database. Author: Rachel Howard. By We analyzed the data and created a Gephi map of the 15,000 top users. One of the clusters we identified included journalists, the most prominent of whom was Washington Post reporter Because there was no budget, I had to use open source software and started with The original source code — the Python scripts and important routines for pulling this into Neo4j — is also still available on The key thing we learned in the research is that people are not disciplined about following the process of collecting data. Instead we typically ... Read More

Feed: Neo4j Graph Database. Author: Bryce Merkl Sasaki. By Graph Technology for a 360-Degree View of Customer ExperienceEven as financial services firms work to meet these customer experience expectations, they must also determine how to use and integrate online channels to drive more revenue.All of these efforts require a 360-degree view of customers, and that’s something most financial services firms simply don’t have. Data tends to be locked away in silos across the organization without any way to leverage the connections between data and innovate based on those connections.Harnessing the power of connected data (i.e., data relationships) is essential to ... Read More

Feed: Neo4j Graph Database. Author: Mark Needham. Keywords:  cypher • flask • Game of Thrones • owl • paths • Recommendations • swagger • thinking in graphs • twin4j • web analytics About the Author Mark Needham, Developer Relations Engineer Mark Needham is a graph advocate and developer relations engineer for Neo Technology, the company behind the Neo4j graph database. As a developer relations engineer, Mark helps users embrace graph data and Neo4j, building sophisticated solutions to challenging data problems. Mark previously worked in engineering on the clustering team, helping to build the Causal Clustering feature released in Neo4j 3.1 ... Read More

Feed: Redis Labs. Author: Tague Griffith. This post is part three of a series of posts introducing the Redis-ML module.  The first article in the series can be found here.  The sample code for this post requires several Python libraries and a Redis instance running Redis-ML.  Detailed setup instructions to run the code can be found in either part one or part two of the series. Logistic Regression Logistic regression is another linear model for building predictive models from observed data.  Unlike linear regression, which is used to predict a value, logistic regression is used to predict binary values (pass/fail, ... Read More

Feed: MemSQL Blog. Author: Gene Miguel. We regularly host meetups at MemSQL headquarters as a way to share what we have been working on, connect with the community, and get in-person feedback from people like you. We also invite partners and customers to join us as well. Recently, we had the pleasure of hosting a meetup with Zoomdata, where we shared two presentations on real-time streaming, analytics, and visualization using MemSQL and Zoomdata. The first presentation “Streaming in the Enterprise with MemSQL” is presented by MemSQL engineer, Neil Dahlke. Neil builds analytical and operational tools for MemSQL and our customers ... Read More

Feed: Neo4j Graph Database. Author: Rachel Howard. By The important thing to remember here is that both the nodes and relationships have an internal structure, which differentiates this model from the RDF model. By internal structure I mean this set of key-value pairs that describe them.On the other hand, in the RDF model, vertices can be two things. At the core of RDF is this notion of a triple, which is a statement composed of three elements that represent two vertices connected by an edge. It’s called subject-predicate-object. Subject will be a resource, or a node in the graph. The ... Read More

Feed: Blog – ArangoDB. Author: Jana Volkova. Wednesday, September 6th (5PM CEST/11AM ET/8AM PT) – Join the webinar hereAs data gets bigger, faster and more complex, you need to arm yourself with the best tools. In this webinar we’ll see how KeyLines and ArangoDB combine to create powerful and intuitive data analysis platforms.Luca Olivari, President of ArangoDB, will introduce the world’s most popular multi-model database. We’ll see how its ‘triple model / single query’ approach helps developers build datastores with outstanding flexibility and power, without the risk and complexity of multiple stacks.Next Christian Miles, Technical Sales Manager at Cambridge Intelligence, ... Read More

Feed: AWS Partner Network (APN) Blog. Author: Ian Scofield. By Ian Scofield, Juan Villa, and Mike Ruiz GameDay is an immersive, team-based event we’ve hosted at AWS Summits and re:Invent over the past few years. The event has teams of players settling into a challenging—and hopefully entertaining—scenario as DevOps leads at Unicorn.Rentals, a popular startup minutes away from the very public launch of a widely anticipated product. For more information, see the GameDay website. Of course, we have a lot going on behind the scenes to make GameDay work. Beyond all the enthusiastic acting and silly props, you’ll find a ... Read More

Feed: Neo4j Graph Database. Author: Bryce Merkl Sasaki, Aspiring Graphista. By This blog post was originally published on Medium by Michael Hunger and is used with permission. Creating a Neo4j graph database (and more) based on Game of Thrones (and A Song of Ice and Fire) data.As season 7 is progressing, interest around Game of Thrones data is flaring up again. There are plenty of very thorough data sources like the A Wiki of Ice and Fire and the Game of Thrones Wikia. But those are unfortunately not available as plain data APIs.Thanks to Joakim Skoog that changed at least ... Read More

Feed: OrientDB Distributed Multi-Model Graph/Document Database » Blog. Author: Luigi Dell'Aquila. London – August 16, 2017 OrientDB Team has just released OrientDB v2.2.26 If you are using 2.2.x series, please upgrade your production environments to v2.2.26. View our Change Log for a full list of new functionalities, bug fixes and other improvements. Download The Latest OrientDB (v2.2.26) version: http://orientdb.com/download If you are currently using a previous version of OrientDB, we recommend you upgrade using the link above. However, if you would like to download previous versions of OrientDB Community Edition, you may do so here: http://orientdb.com/download-previous/ Team and Contributors A big thank you goes out ... Read More