Apache Tez is a new distributed execution framework that is targeted to-wards data-processing applications on Hadoop. But what exactly is it? How does it work? In the presentation, “Apache Tez: Accelerating Hadoop Query Processing”, Bikas Saha and Arun Murthy discuss Tez’s design, highlight some of its features and share initial results obtained by making Hive use Tez instead of MapReduce.
Date and time are fundamental concepts to many applications, yet Java SE had no good API to handle them; until now! With Java SE 8, java.time provides a well-structured API to cover date and time. In this article, JSR-310 (Java Date and Time API's) spec-lead and Jodatime author Stephen Colbourne discusses the new API's as well as the background for Date and Time handling in Java 8.
In this article, authors talk about the impact of pattern languages on the software design community over the past 20 years. They discuss patterns like Enterprise Integration Patterns, open source ESBs and patterns as a design tool.
The MLConf conference was going strong in NYC on April 11th and was a full day packed with talks around Machine Learning and Big Data, featuring speakers from many prominent companies.
The RAML API specification language includes constructs that reduce duplication inherent in other formats. This article steps through a simple API design to illustrate some of RAML's DRY features. 1
This article summarizes the key takeaways and highlights from QCon London 2014 as blogged and tweeted by attendees.
As mobility is transforming our lives, this article gives a step-by-step approach on how enterprises can seamlessly connect their mobile workforce to back-end systems for increased productivity.
InfoQ spoke with Anuj Sahni, Principal Product Manager at Oracle about the time series data, NoSQL databases and best practices for managing this type of data.
In this article, authors discuss Morphosis, a multi-perspective measuring approach for architecture sustainability that includes compliance checking and tracking of architecture-level code metrics.
For the last four years MS has been working on the first rewrite of SQL Server’s query execution since 1998. The goal is to offer NoSQL-like speeds with the capabilities of a relational database. 2
This article surveys the impact the new OpenJDK Off-Heap JEP will have to empower Java HashMap with new off-heap capabilities, a radical departure from traditional Java priorities. 15
Lambda Architecture proposes a simpler, elegant paradigm designed to process large amounts of data. In this article, author discusses Lambda Architecture with the help of a sample Java application. 6