What is the use of Hadoop?

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Technical Lead & Archiect - Azure & Databricks, Spark,Kafka,Snowflake,Scala,Pyspark,AWS Cloud,NoSQL

Hadoop is used for Big Data Processing ,Analysing and storing any amount of data with any type of Data .It is a framwork consists of HDFS and MapReduce . It gives the solution of Big Data problem and support Multn node cluster communication .
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how much time will take to learn Big data development course and what are the prerequisites
weekdays 4 weeks and weekend 5 weeks.it is 30 hours duration
Venkat
What are the Hadoop Technologies that are hot in the market right now?
Hive ,Spark,Scala,Cassandra,Kafka,Flink ,Machine Learning
Pankaj
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Hi, currently I am working as php developer having 5 year of experience, I want to change the technology, so can any one suggest me which technology is better for me and in future also (hadoop or node with angular js).

Big Data is cake for data processing whereas Angular is for UI framework. I would recommend you to consider learning Big Data technologies.
Srikanth
What is the purpose of RecordReader in Hadoop?
RecordReader converts input splits into key-value pairs for the Mapper.
Malvika
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Which Hadoop course should I take?
Take apache spark and scala course . Spark is high on demand now and one of the highly efficient and heavily used bigdata tools in market.I do provide Apache spark with scala and python course . You can reach me out for more details
Srinivasan
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