How is fault tolerance handled in Spark streaming?

Spark Streaming components Data model All data is modeled as RDDs, built by design with lineage of deterministic operations, i.e. any re-computation always leads to the same result. Essentially the same process (however with a different mechanism) as in Hadoop's fault-tolerance for ...

6 Major Tips of a Successful Predictive Analytics Project This 2016

Over the years we all helped organizations bring predictive analytics modelling in house and have learned a lot along the way. The use of predictive analytics has had a great impact on the company impact, resulting in better business decisions ...

Big Data: Managing Wild Weather and Water

By Gaalen Engen and Marc Davis A state of emergency was declared throughout Washington State in November in response to a series of savage storms that caused three deaths and hundreds of injuries. So catastrophic was the cumulative damage that the ...

6 Essential Steps to Successfully Implement Hadoop

Interest in Hadoop continues to increase as business recognize the benefits it brings to their organizations and their big data analytics practices. Recent numbers bear this out as well. According to a recent survey from TDWI, overall Hadoop adoption by enterprises ...

5 Questions Enterprises Should Ask When Selecting a NoSQL Database

By Barry Perkins With the need for more flexibility when it comes to defining and handling large amounts of data, NoSQL has emerged as a feasible alternative to relational databases. NoSQL databases enable better application development productivity, greater ability to scale dynamically ...
1 2 3 4 11