InfoQ Homepage Architecture Content on InfoQ
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Interactive SQL in Apache Hadoop with Impala and Hive
In the race for interactive SQL in Big Data environments, there are two open source based front-runners, Impala and Hive with the Stinger project. Cloudera recently announced that Impala is up to 69 times faster than Hive 0.12 and can outperform DBMS. Other than raw speed, we take a look at other considerations in choosing a SQL engine for Hadoop and also Tez, an application framework for YARN.
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Balancing Experiments and Deliveries in Product Development
Experimentation using for instance lean startup can help you learn about your customers and find out which features and product would be valuable. The value however comes from building products and actually delivering them to customers. You need to find ways to balance between experimentation and delivery.
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QCon New York 2014 (Jun 11-13): Track Topics Announced; Featuring OSGi DevCon 2014
The 15 track topics have been finalized for the third annual QCon New York (Jun 9-13) including: Creating Culture, Continuous Delivery, Data Science, Architecture Case Studies, JavaScript, Mobile, and more. New this year: OSGi DevCon 2014 will be co-located with QCon New York, taking place at the New York Marriott Brooklyn Bridge. Register before Feb 15th and save $600 for both events.
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DataFu Enters Incubation Status at Apache
LinkedIn’s DataFu project, a collection of libraries for Hadoop, has now officially entered the incubation status at the Apache Software Foundation (ASF) since the first week of January.
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Google Acquires Nest: Big Data Comes to Energy
Google has acquired Nest, maker of smart thermostat and smoke detectors, for $3.2 billion in cash, making it another major data source that will help Google understand how people live.
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JSON-LD Reaches W3C Recommendation Status
The W3C RDF Working Group has moved the JSON-LD and JSON-LD 1.0 Processing Algorithms and API standards forward to recommended status. JSON-LD is a standard to add "linked data" semantics to JSON.
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New InfoQ Feature: Follow Your Favorite Topics with RSS
For 2014 we have made topic pages available through RSS, so you can be using your RSS reader to follow your favorite topics.
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QCon London in 4 weeks; Top Tracks, Sessions, and Speakers (Mar 4-8, 2014)
The eighth annual QCon London (March 3-7) will feature in-depth presentations and case studies from NASA, Netflix, Twitter, The Financial Times, Etsy, and others. Hear industry practitioners on topics like Architecture, DevOps, Performance & Scalability, Agile, Java, and more. The conference schedule is now final and live. Register by Feb 5th and save £149.
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What to Expect From HTTP/2
In a recent blog posting Mark Nottingham, chair of the HTTP/2 Working Group, gives his opinion on 9 things to expect in the next version of the Web standard which is rapidly nearing completion and implementations are starting to appear.
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Spark, Storm and Real Time Analytics
Hadoop is definitely the platform of choice for Big Data analysis and computation. While data Volume, Variety and Velocity increases, Hadoop as a batch processing framework cannot cope with the requirement for real time analytics. Spark, Storm and the Lambda Architecture can help bridge the gap between batch and event based processing.
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Google Sells Motorola to Lenovo
Google has sold Motorola Mobility to Lenovo for $2.91B, and keeps most of the patents in their portfolio while Lenovo gets 2,000 patents. Google may lose money on this deal but the Android ecosystem benefits.
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Greg Young on Using Complex Event Processing
Complex Event Processing, CEP, can be very useful for problems that have to do with time e.g. querying over historical data when you want to correlate things that have happened at different times, Greg Young explained in a recent presentation.
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Martin Fowler Presented Workflows of Refactoring
Martin Fowler published an article on his website describing the different workflows that could be used when refactoring and explaining the reasons for combining them.
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SOLID Design Principles for JavaScript
The SOLID principles is one example from object oriented programming that can help you write good stable JavaScript code, Derick Bailey, an author and developer focusing on JavaScript, states in a recent presentation.
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What Is Going on with PaaS?
Despite huge investments and years in development, PaaS has not managed to attract many customers so far. This article digests what several analysts are saying regarding the current status of PaaS and its future.