Posts categorized as Databases

First Steps with Elasticsearch

What is Elasticsearch actually you might wonder? Well, it’s a search engine! Elasticsearch is Open-Source and based on Lucene. It helps you to search in Big Data with an amazing speed. You can run Elasticsearch on a single node or use a cluster with more than 100 servers so queries can run simultaneously on several… Read more »

Get to know Apache Mesos and Apache Spark

What is Apache Mesos? Ben Hindman, co-creator of Apache Mesos describes it like: „We wanted people to be able to program for the data center just like they program for their laptop.“ Apache Mesos is a centralized, fault-tolerant cluster manager, designed for distributed computing environments. Mesos is an open source project and was developed at… Read more »

CouchDB, the Cluster of unreliable commodity hardware

Welcome back in the database land. Today we will examine another one of the document based databases. The first questions is: What is different between Mongo and Couch? Well, a lot. Even though they use the same way of storing data, JSON structures, both are more like cousins than siblings. CouchDB is sometimes also called… Read more »