Introduction Since the time when Big Data was introduced it has gone through multiple phases of evolution. Hadoop was introduced in 2005 with some initial features such as the MapReduce processing engine which allowed large scale data processing workloads distributed…
Přehled : Kudu is the new open source project which provides updateable storage. It is a complement to HDFS/HBase, which provides sequential and read-only storage. Kudu is more suitable for fast analytics on fast data, which is the demand of…
Přehled: Big data has been driving revolutionary changes in education. There hardly remains an area in education not impacted by big data. You can notice the changes in the ways educational institutions are governed, course quality is managed and student…
Přehled Velká data jsou založena na třech nejdůležitějších charakteristikách,,en,známý jako objem,,en,rychlost a pravdivost,,en,Přichází v různých formách a strukturách,,en,Analytika velkých dat má významný dopad na obchodní rozhodnutí,,en,Ale přichází s některými body bolesti.,,en, known as volume, velocity and veracity. It comes in different forms and structure. Big data analytics is having significant impact in business decision. But it comes with some pain points.…
Přehled: Nowadays, people seem to be really misinformed about Hadoop, mainly due to lots of half-truths that are fluttering about it in the market. However, all these half-truths were normal as Hadoop is said to be one of the best…
Přehled: SQL on Hadoop is a group of analytical application tools that combine the SQL-style querying and processing of data with the most recent Hadoop data framework elements. The emergence of SQL on Hadoop is an important development for big…
Overview Big data, data science, and big data analytics are perhaps some of the hottest terms in today’s technology world. Ale, at the same time there is a lot of misunderstanding and confusion about those terms. So people start thinking…
Přehled: Big data comes with big challenges. The data will keep on expanding with a tremendous velocity. The study has shown that almost 90 percent data has been generated in the last two years, so the challenge is to handle this…
Přehled: In today’s technology world, software as a service (SaaS) is a common model. The service if offered to the subscribers as per need basis. Big data is also following the service model. In this article, I will talk about the…
Přehled: Data is evolving everywhere- from a single voice search you just made to locate a nearby restaurant in your neighbor to the last weekend’s party pictures which you just threw over Facebook account. “A report reveals that 2.5 quintillion…
Přehled: As big data becomes one of the most important assets an enterprise can possess, enterprises are demanding more out of the data. Enterprises expect data to provide complex and multidimensional insights at high speeds. To provide such insights, companies…
Úvod: In this series, we will discuss some of the basic concepts in Hadoop and big data. We have tried to cover basic concepts and explain them to make it easy to learn and implement. We will keep on adding…
There has been a lot of hype around Hadoop for a long time. This hype was expected because Hadoop is perceived an extremely efficient big data processing tool. But time has come to look at some cold, hard facts. To…
