Last updated
Kurskode
hadoopdev
Varighet
28 timer (vanligvis 4 dag inkludert pauser)
Krav
- comfortable with Java programming language (most programming exercises are in java)
- comfortable in Linux environment (be able to navigate Linux command line, edit files using vi / nano)
Lab environment
Zero Install : There is no need to install hadoop software on students’ machines! A working hadoop cluster will be provided for students.
Students will need the following
- an SSH client (Linux and Mac already have ssh clients, for Windows Putty is recommended)
- a browser to access the cluster. We recommend Firefox browser
Oversikt
Apache Hadoop er den mest populære rammen for behandling av Big Data på klynger av servere. Dette kurset vil introdusere en utvikler til ulike komponenter (HDFS, MapReduce, Pig, Hive og HBase) Hadoop økosystem.
Machine Translated
Kursplan
Section 1: Introduction to Hadoop
- hadoop history, concepts
- eco system
- distributions
- high level architecture
- hadoop myths
- hadoop challenges
- hardware / software
- lab : first look at Hadoop
Section 2: HDFS
- Design and architecture
- concepts (horizontal scaling, replication, data locality, rack awareness)
- Daemons : Namenode, Secondary namenode, Data node
- communications / heart-beats
- data integrity
- read / write path
- Namenode High Availability (HA), Federation
- labs : Interacting with HDFS
Section 3 : Map Reduce
- concepts and architecture
- daemons (MRV1) : jobtracker / tasktracker
- phases : driver, mapper, shuffle/sort, reducer
- Map Reduce Version 1 and Version 2 (YARN)
- Internals of Map Reduce
- Introduction to Java Map Reduce program
- labs : Running a sample MapReduce program
Section 4 : Pig
- pig vs java map reduce
- pig job flow
- pig latin language
- ETL with Pig
- Transformations & Joins
- User defined functions (UDF)
- labs : writing Pig scripts to analyze data
Section 5: Hive
- architecture and design
- data types
- SQL support in Hive
- Creating Hive tables and querying
- partitions
- joins
- text processing
- labs : various labs on processing data with Hive
Section 6: HBase
- concepts and architecture
- hbase vs RDBMS vs cassandra
- HBase Java API
- Time series data on HBase
- schema design
- labs : Interacting with HBase using shell; programming in HBase Java API ; Schema design exercise
