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Steven Lott07/02/12
3235 views
1 replies

From 2010: NoSQL (Old Wine, New Bottle)

From 2010, this post was written near the beginning of all the "NoSQL excitement," and claims that "NoSQL isn't new or even very interesting." I guess a lot of developers disagreed.

Daniel Doubrovkine07/02/12
2824 views
0 replies

Video: Building an API Cache w/ Grape and MongoDB

Here's me announcing the open-source Garner gem, https://github.com/artsy/garner and talking about server-side caching.

Pavithra Gunasekara07/02/12
4264 views
1 replies

How to Do Java on MongoDB

A quick tutorial showing you how to both set up MongoDB and get started using Java on the popular NoSQL database.

Craig Dickson07/01/12
5667 views
0 replies

RESTful Wep Applications with Java NoSQL Solution Jackrabbit

A presentation on Apache Jackrabbit, a fully conforming implementation of the Content Repository for Java Technology API.

Hirvesh Munogee06/30/12
2214 views
0 replies

PouchDB - Portable CouchDB JavaScript Implementation

With PouchDB, you have a complete CouchDB storage / views API supporting peer-to-peer replication with other CouchDB instances.

Tharindu Mathew06/29/12
2252 views
0 replies

Doing Data Modeling in Cassandra

Listing the practical problems of designing a data model using Cassandra (or other NoSQL DB) and with corresponding answers to overcome them.

Mikio Braun06/29/12
3283 views
0 replies

Is Machine Learning Losing Its Impact?

A recent paper written by Kiri Wagstaff claims that that machine learning might be in danger of losing its impact because the community as a whole has become quite self-referential.

Bozhidar Bozhanov06/28/12
7815 views
4 replies

From 2010: Why Startups Should Not Choose NoSQL

The NoSQL hype is omnipresent. And many startups are tempted to go for Cassandra/MongoDB/HBase/Redis/… . Here I’ll argue why they should rather stick to a SQL solution – MySQL or PostgreSQL.

Ayende Rahien06/28/12
1724 views
0 replies

Dinner Party Gets Ported to RavenDB on RavenHQ

I got word about a port of Nerd Dinner to RavenDB, Dinner Party (source, live demo), and I just had to check the code.

Paul Hammant06/28/12
1791 views
0 replies

My Opinion: The Document is the Single Source of Truth

An interesting discussion in response to a recent blogger claiming that the model is the single source of truth.

Eric Genesky06/27/12
3699 views
0 replies

Video: MongoDB and the JVM

Brendan W. McAdams presents the following presentation (approx. 1 hour) on bringing together MongoDB, a popular NoSQL database, with the Java Virtual Machine.

Brian O' Neill06/27/12
1990 views
0 replies

Using Cassandra's Indexing Capabilities for JSON

Cassandra has native indexing capabilities, but those capabilities only work if the values stored in your columns are the values you want indexed.

Mark Needham06/26/12
2532 views
0 replies

How to Find the Most Connected Neo4j Node Using Cypher

An attempt to use Neo4j to figure out which people within the graph have worked with the most co-workers

Ayende Rahien06/26/12
2304 views
0 replies

How to Implement RavenDB Indexes

I got a couple of interesting questions about RavenDB implementation, and I thought it would make a good blog post.

Steve Francia06/26/12
4585 views
0 replies

MongoDB: Replication, Durability, and Disaster Recovery

This session introduces the basic components of high availability before going into a deep dive on MongoDB replication.

Michael Mainguy06/25/12
2146 views
0 replies

Using a User Type to Fix Hibernate, DB2, Derby, and Boolean

After googling a problem with boolean type fields, this team realized that the solution involved creating a custom user type.

Mark Needham06/25/12
2616 views
0 replies

How Does Neo4j Handle Optional Relationships?

An illustrated discussion of how Neo4j handles optional relationships with code included.

Mike Stonebraker06/25/12
3220 views
0 replies

To Flash or Not to Flash: That is the Question

From Dr. Mike Stonebraker over at VoltDB comes a discussion of the future of flash memory.

Santosh Kumar06/24/12
2619 views
0 replies

A Couple Redis Gotchas with a Focus on Concurrency

A lot of the caution that needs to be taken while working in a shared memory system also applis to a situation where redis is operating in a concurrent/distributed environment.

Micheal Shallop06/23/12
3584 views
0 replies

MongoCursorException: E11000 Duplicate Key Error Index

The problem: I’m working on a project where I’m taking a csv file that contains a little more than 100 columns of data by 10,000 rows. . . but when I turn-on processing for the other 9,999 rows, all I get stored into mongo is the first row of data.

James Sugrue06/22/12
3754 views
0 replies

Seven Databases in Song

It's Friday, so why not take 2 minutes out of your day for this fun song, with the added advantage of learning about seven of the most popular databases available. Be warned though, it's pretty catchy!

Santosh Kumar06/22/12
2508 views
0 replies

How to Build an RSS Feed Processor Using Redis

I am going to use Redis' atomic and blocking facilities to build a multi-step RSS feed processor. Along the way, some of the topics I hope to touch upon are: queue priorization, synchronization between processes, using redis to gracefully . . .

Ayende Rahien06/21/12
1438 views
0 replies

More on Geo Location and Spacial Searches with RavenDB: Importing Data

Continuing a previous post on geospatial indexing with RavenDB, Ayende shows how to upload the MaxMind data into RavenDB.

Shelan Perera06/20/12
4573 views
0 replies

Making Things Easier with Cassandra GUI 2.0

New features include: complete pagination for row view of explorer and filtering non-displayable data.

Ayende Rahien06/20/12
2101 views
0 replies

Geo Location, Spatial Searches, and RavenDB

The code in this post allows us to query things efficiently and easily. But before we can get there, we need to actually load the data in . . .