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Sandeep Patel04/30/13
2955 views
0 replies

CouchDB: Adding Document Using Java Couchdb4j

Here's a quick tutorial for adding documents using Java Couchdb4j.

Mark Needham04/30/13
1899 views
0 replies

Neo4j/Cypher: Returning a Row with Zero Count When No Relationship Exists

I’ve been trying to see if I can match some of the football stats that OptaJoe posts on twitter and one that I was looking at yesterday was around the number of red cards different teams have received.

Manu Pk04/30/13
3496 views
0 replies

Book Review: NoSQL Distilled

First of all, it is a short book and you can run through the pages fast. As the title says, the book is really an introduction to NoSQL databases.

Ayende Rahien04/30/13
1309 views
0 replies

RavenDB's Storage: Building a Sorted String Table

Applying the lessons from the leveldb codebase isn’t going to be a straightforward task. I already discussed why we can’t just use leveldb directly, so I won’t go into that.

Chris Travers04/29/13
3248 views
0 replies

Introduction to PostgreSQL Arrays, Basic Concepts and Normalization Considerations

PostgreSQL has very good support for arrays of other data types. One can have nested data types where an attribute of a relation stores an array of tuples . . .

Ayende Rahien04/29/13
1099 views
0 replies

RavenDB - Operational & Maintenance Tasks and Features Sneak Peaks

Here is a webinar presented by Oren Eini that focuses on operational tasks, maintenance tasks, and sneak peaks.

Eric Genesky04/29/13
1895 views
0 replies

No Sharding with NuoDB

Here's a 1-hour webinar from NuoDB that covers how common enterprise strategies for scaling fall short, as well as how a CDMS like NuoDB enables innovation and cost reduction.

Eric Genesky04/28/13
862 views
0 replies

Building RightScale's Globally Distributed Datastore

Is your database holding back your application? Find out how we at RightScale use NoSQL databases such as Cassandra . . .

Ayende Rahien04/28/13
1711 views
0 replies

Reviewing LevelDB: Part XVIII - Summary

In summary, I am quite happy that I spent the time reading all of this code. The LevelDB codebase is really simple, when you grok what it actually does.

Don Pinto04/27/13
5251 views
0 replies

Couchbase Java SDK Internals

First and foremost, it is important to understand that the SDK wraps and extends the functionality of the spymemcached (called "spy") memcached library.

Ayende Rahien04/27/13
754 views
0 replies

RavenDB's Transaction Merging

I like reading interesting code bases. And in this case, I have been reading through the leveldb codebase for a while.

Eric Genesky04/26/13
1432 views
0 replies

Hadoop Tutorial: Limitations of Network File System

Here's a quick 3-minute tutorial that will help you understand the limitations of commonly used distributed file systems.

Don Pinto04/26/13
2340 views
0 replies

Top 10 Things an Ops/Sys Admin Must Know About Couchbase

The bottom line for any sysadmin is to keep the database and in case of Couchbase, keeping the cluster up and running 24x7.

Jessica Liu04/26/13
2400 views
0 replies

Backup Your MongoDB Databases with MongoLab

Last year, a lot of folks asked us if they could use MongoLab’s admin tools on databases not hosted with MongoLab.

Eric Genesky04/26/13
4065 views
1 replies

Links You Don't Want To Miss (Apr. 26)

Today: Ubuntu 13.04 Raring Ringtail, safety in Rust 0.6, a clean architecture framework, and Ruby on Rails creator David Hansson on when empathy can be insulting. Plus: a 14-year-old McDonald's hamburger.

Andreas Kollegger04/25/13
5757 views
0 replies

Gmail Email Analysis with Neo4j - and Spreadsheets

A bunch of different graphistas have pointed out to me in recent months that there is something funny about Graphs and email.

Eric Genesky04/25/13
2069 views
0 replies

Cascading Behavior in Complex Networks, by Jon Kleinberg

Jon Kleinberg focuses his discussion of cascading behavior on large social networks by exploring how the dynamics of information flow mirrors that of an epidemic.

Eric Genesky04/25/13
3794 views
0 replies

NoSQL - The Famous Four

Here are some interesting ramblings from a PhD student who discusses the history and types of NoSQL databases.

Brian O' Neill04/25/13
2765 views
0 replies

Book Review: Instant Apache Cassandra for Developers Starter from PACKT

My good friend Vivek Mishra asked me to review his new book, Instant Apache Cassandra for Developers Starter . . .

Ayende Rahien04/24/13
1497 views
0 replies

Querying Your Way to Madness: the Facebook Timeline

Facebook certainly changed the way we are doing things. Sometimes, that ain’t always for the best, as can be seen from the way too much time humanity as a whole spend watching cat videos.

Eric Genesky04/24/13
1234 views
0 replies

Using Big Data and NoSQL to Manage On-Line Profiles

Oracle presents part 3 in a series on using Hadoop and HDFS for batch analysis with Oaracle NoSQL database. 9 minutes.

Ayende Rahien04/24/13
803 views
0 replies

Exporting Data from RavenDB, the New Way

In RavenDB 2.5, we provide an easy way to grab all the data from the database, regardless of the usual paging limit.

Eric Genesky04/24/13
1269 views
0 replies

Node.js and MongoDB Tutorial - Part 1 of 6

This is a brief tutorial on how to use Node.js (using CoffeeScript) to connect to a MongoDB (using Mongoose) for a small project I am working on with a group of awesome students.

Andreas Kollegger04/23/13
2363 views
0 replies

Neo4j NASA Space Apps Challenge

This past weekend, a team from Neo Technology participated in the NASA International Space Apps Challenge. Pernilla, Tobias, and Mattias from Neo Technology joined forces with our friend Hatim . . .

Don Pinto04/23/13
11013 views
0 replies

10 Things Developers Should Know About Couchbase

As a developer, I’ve been using Couchbase Server for couple of months now and I love it. Having written several apps myself, I’ve come to learn many (but not all) of the ins-and-outs of Couchbase.