BigSheets is a spreadsheet-style tool for business analysts provided with IBM InfoSphere BigInsights, a platform based on the open source Apache Hadoop project. BigSheets enables non-programmers to iteratively explore, manipulate, and visualize data stored in your distributed file system. This article demonstrates how to analyze and visualize data we collected from Twitter in my previous […]
This article takes you through an example how to query, transform and visualize data from social media. We are going to collect tweets from twitter, store them in HDFS (Hadoop distributed file system) and use JAQL and Java MapReduce application to manipulate and transform the data. Finally, we will visualize the results using a spreadsheet-style […]
Jaql is one of the languages that helps to abstract complexities of MapReduce programming framework within Hadoop. It’s a loosely typed functional language with lazy evaluation (it means that Jaql functions are not materialized until they are needed). Jaql’s data model is based on JSON Query Language, it’s a fully expressive programming language (compared to […]