Nov 2

Using Datomic as a Graph Database – The Hashrocket Blog

Tarted out building using Neo4j, a popular open-source graph database. It worked very well for actors that were a few hops away, but finding paths between actors with more than 5 hops proved problematic. The cypher query language gave me little visibility into the graph algorithms actually being executed.

Nov 3

Databases For Humans

Neo4j can give you its own elevator pitch, but I’d like to give you a quick demonstration of how a database is built out. I’ll be using the browser editor that comes packaged with Neo4j, and Cypher, its own graph query language (comparable to SQL).

Open source Java Projects:Docker

Docker is an open platform for building, shipping, and running distributed applications. Dockerized applications can run locally on a developer’s machine, and they can be deployed to production across a cloud-based infrastructure. Docker lends itself to rapid development and enables continuous integration and continuous deployment like almost no other technology does. In short, Docker is a platform that every developer should be familiar with.

Nov 4

Neo Technology Releases openCypher Query Language to Open Source

Graph database provider Neo Technology, maker of the Neo4j database, has released an open source project, openCypher, that makes the popular Cypher language freely available to technology providers as a universal way to query graph data.

Skip the Ph. D and Learn Spark, Data Science Salary Survey Says

Prospective data scientists can boost their salary more by learning Apache Spark and its tied-at-the-hip language Scala than obtaining a Ph.D., a recent data science survey by O’Reilly suggests.

NoSQL vs. Postgres-JAXenter

Who’s the sheriff in today’s data centre wild west? Postgres advocate Pierre Fricke looks at the risks that NoSQL will pose in years to come, while doing his best to deflate the Hadoop hype.