What do you mean by Map-Reduce programming? MapReduce is a programming model designed for processing large volumes of data in parallel by dividing the work into a set of independent tasks. The MapReduce programming model is inspired by functional languages…
Kako ustanoviti Hadoop na enem vozlišču vozlišče in več?
Opisali bomo Hadoop nastavitev na enem vozlišču vozlišče in več. The Hadoop environment setup and configuration will be described in details. Najprej morate prenesti naslednjo programsko opremo (min). Java JDK RPM Apache Hadoop 0.20.204.0 RPM A) Single…
Kaj je Apache Sqoop in kako jo uporabiti za uvoz / izvoz podatkov iz porazdeljenega sistema Hadoop datoteke?
Apache Sqoop je orodje za prenos podatkov iz / v porazdeljenem sistemu Hadoop datoteke. Hadoop arhitektura lahko obdeluje podatke BIG in ga shranite v HDFS. But if we want to use that data then we need to use some tool…
What is Hadoop Streaming?
Leta : Hadoop streaming is a powerful utility which comes with Hadoop distribution.The basic concept of Hadoop framework is to split the job,process it in parallel and then join it back to get the end result.So there are two main…
What is Map/Reduce in Hadoop?
Leta : Processing vast amount of data (multi-terabyte data-sets) is a major concern in real life projects.As the size of data is increasing day by day, applications are finding it difficult to process it in a reliable,secured and fault-tolerant way.…