Rui ZhouFollowBetter Programming--ListenShareA practice to ingest the data in real-time from Kafka cluster to the Hadoop/HDFS platformIt is quite a common requirement to ingest the data from… Read More
By Beinan Wang and Hope Wang, InfoWorld |Emerging tech dissected by technologistsPresto is a popular, open source, distributed SQL engine that enables organizations to run interactive anal… Read More
Are you looking to supercharge your data processing and analytics capabilities? Look no further than Hadoop and Spark, two powerful tools that can revolutionize the way you handle big data… Read More
Question 81: What is the difference between Causation and Correlation?
Answer:
https://www.synergisticit.com/wp-content/uploads/2023/05/Question_81_What_is_the_diffe.mp3
Causation denotes… Read More
Big Data Hadoop is one of the top competencies in today’s data-driven world. It is a potent technology that enables businesses and individuals to effectively and economically make sens… Read More
Apache Hadoop is a collection of open-source software utilities that facilitates using a network of many computers to solve problems involving massive amounts of data and computation. It pro… Read More
Get 100%OFF Coupon For Practical Guide to setup Hadoop and Spark Cluster using CDH Course
Course Description:
Cloudera is one of the leading vendor for distributions related to Hadoop and… Read More
HDFS has a master/slave architecture. With in an HDFS cluster there is a single NameNode and a number of DataNodes, usually one per node in the cluster. In this post we'll see in detail wha… Read More
In this post we’ll see how to write Merge sort program in Java. Merge sort is much more efficient than the simple sort algorithms like bubble sort and insertion sort. One drawback is… Read More
Introduction to Hadoop WordCount
The Hadoop wordcount is one of the program types, and it is mainly used to read text files. It often counts the values in the files and other documents based… Read More
If you’re a developer who needs one more tool in your pocket to make sure your app is running smoothly, we suggest Node JS. Its promise of speed, modularity, and interface has made it… Read More
We are back with a simplified configuration for another critical open-source component, Hadoop. Monitoring Hadoop applications helps to ensure that the data sets are distributed as expected… Read More
Das Apache Hadoop Distributed Filesystem (kurz: HDFS ist ein verteiltes Filesystem, um große Datenmengen im Bereich von Big Data abspeichern und auf verschiedenen Computern verteilen z… Read More
‘hdfs fsck’ command is used to get the file blocks and their locations report. Help document for fsck$hdfs fsckUsage: DFSck [-list-corruptfileblocks | [-move | -delete |… Read More
Introduction to Hadoop Namenode
In the Hadoop stack, we are having multiple components in it. The namenode is one of the components. It is associated with the HDFS service. Namenode will ke… Read More
HDFS the Hadoop distributed file system is the file system project that supports bigdata in Hadoop ecosystem. Some big data companies like MapR do have their proprietary filesystem instead o… Read More
Attending a big data interview and wondering what are all the questions and discussions you will go through? Before attending a big data interview, it’s better to have an ide… Read More
Introduction to HDFS File System
In the Hadoop stack, we are having the HDFS service to manage the complete storage part of the Hadoop. It is a distributed file system. It is capable to han… Read More
This is the second post in continuation to my previous post on Apache Hadoop HDFS related interview questions. I have covered almost 20 questions in this post.Q:How data or file is wri… Read More