Impala and SQL on Hadoop
The origins of Impala can be found in F1 – The Fault-Tolerant Distributed RDBMS Supporting Google’s Ad Business.
One of many differences between MapReduce and Impala is in Impala the intermediate data moves from process to process directly instead of storing it ...
Oracle Launches NoSQL Database 3.0
Oracle NoSQL Database 3.0 has been released by Oracle, adding improvements to enable the security, usability, and performance required for enterprise development and IT needs. Available in two versions, the Oracle NoSQL Database 3.0 Enterprise Edition and Oracle NoSQL Database 3.0 ...
MariaDB adds NoSQL features to relational database roots
SkySQL has released new versions of MariaDB Enterprise and MariaDB Enterprise Cluster, promising that these editions will combine the consistency of traditional SQL database technology with the scalability of NoSQL.
It’s now almost a year since SkySQL merged with Monty Program, ...
A guide to NoSQL offerings
Amazon Web Services: DynamoDB is a NoSQL database service that makes it simple and cost-effective to store and retrieve any amount of data and serve any level of request traffic. Users simply tell the service how many requests need to ...
Why Apache Spark is a Crossover Hit for Data Scientists
Spark is a compelling multi-purpose platform for use cases that span investigative, as well as operational, analytics.
Data science is a broad church. I am a data scientist — or so I’ve been told — but what I do is actually ...
How MapR’s M7 Platform Improves NoSQL and Hadoop
The M7 Edition. Sounds like a high performance sports car, doesn’t it? In reality, M7 is MapR’s enterprise-grade platform that provides its own unique brand of high-performance, dependability and ease of use to both NoSQL and Hadoop applications. M7 removes ...
MariaDB-An Open Source Alternative and Replacement of MySQL
MySQL was the best open source database in the market before Sun Microsystems purchased it. After this, Oracle purchased Sun Microsystems and MySQL came in the hands of Oracle. After this purchase a fair number of MySQL users started looking ...
MongoDB vs CouchDB-Open Source NoSQL and Document Databases Comparison
MongoDB and CouchDB are both document-oriented databases. MongoDB and CouchDB are the best examples of open source NoSQL database. Aside from both storing documents though, it turns out that they don't share much in common. There are a lot of ...
Types and Examples of NoSQL Databases
NoSQL databases are growing with very rapid speed because of their exciting features like more flexibility and scalability, schema-free architecture, easy replication support, simple API, consistent / BASE (not ACID), support for big data and more.
What is NoSQL database?
NoSQL is ...
MongoDB NoSQL Database Interview Questions
MongoDB is the best free open source NoSQL document oriented database. If you are preparing for the technical interview on MongoDB NoSQL database, must prepare the following MongoDB NoSQL database interview questions. These MongoDB NoSQL database interview questions cover basic ...