All Hadoop Solutions on Gang of Coders

Total of 85 Hadoop Solutions

How does Hive compare to HBase?

Hadoop Hbase Hive

Hadoop on OSX "Unable to load realm info from SCDynamicStore"

Macos Hadoop Osx Lion

Difference between hadoop fs -put and hadoop fs -copyFromLocal

how to kill hadoop jobs

Hadoop Kill Jobs

Ports are not available: listen tcp 0.0.0.0/50070: bind: An attempt was made to access a socket in a way forbidden by its access permissions

Docker Hadoop Port Docker Image

Scalable Image Storage

Storage Couchdb Hadoop Hbase Hdfs

PIG how to count a number of rows in alias

Hadoop Apache Pig

Hbase quickly count number of rows

Hadoop Hbase Bigdata

Where does hadoop mapreduce framework send my System.out.print() statements ? (stdout)

Hadoop Mapreduce

Does Hive have a String split function?

Namenode not getting started

Just get column names from hive table

Sql Hadoop Hive

java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient

Apache Hadoop Hive

How to stop/kill Airflow tasks from the UI

Python Hadoop Airflow

How to overwrite the existing files using hadoop fs -copyToLocal command

Hadoop "Unable to load native-hadoop library for your platform" warning

Java Linux Hadoop Hadoop2 java.library.path

How to restart a failed task on Airflow

Python Hadoop Airflow

Java vs Python on Hadoop

Java Python Hadoop

How to load data to hive from HDFS without removing the source file?

Permission denied at hdfs

Shell Security Hadoop Permissions Hdfs

Where are logs in Spark on YARN?

Hadoop Logging Apache Spark Cloudera Hadoop Yarn

What is the relation between 'mapreduce.map.memory.mb' and 'mapred.map.child.java.opts' in Apache Hadoop YARN?

Apache Hadoop Configuration Hadoop Yarn Heap Size

Hadoop: «ERROR : JAVA_HOME is not set»

Linux Hadoop Ubuntu 11.04

Hive load CSV with commas in quoted fields

Hadoop Hbase Hive Hdfs Delimiter

data block size in HDFS, why 64MB?

Database Hadoop Mapreduce Block Hdfs

How to Access Hive via Python?

Python Hadoop Hive

How to export data from Spark SQL to CSV

Hadoop Apache Spark Export to-Csv Hiveql Apache Spark-Sql

Difference between Pig and Hive? Why have both?

Hadoop Hive Apache Pig

Apache Spark: The number of cores vs. the number of executors

Hadoop Apache Spark Hadoop Yarn

When to use Hadoop, HBase, Hive and Pig?

Hadoop Hbase Hive Apache Pig

What are the pros and cons of parquet format compared to other formats?

File Hadoop Hdfs Avro Parquet

How to turn off INFO logging in Spark?

Python Scala Apache Spark Hadoop Pyspark

Spark - load CSV file as DataFrame?

Scala Apache Spark Hadoop Apache Spark-Sql Hdfs

How to copy file from HDFS to the local file system

Hadoop Copy Hdfs

What is the difference between partitioning and bucketing a table in Hive ?

Difference between HBase and Hadoop/HDFS

Hadoop Nosql Hbase Hdfs Difference

What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?

Sorting Hadoop Mapreduce Hdfs Shuffle

Name node is in safe mode. Not able to leave

Chaining multiple MapReduce jobs in Hadoop

Hadoop Mapreduce

Failed to locate the winutils binary in the hadoop binary path

How does Hadoop process records split across block boundaries?

Hadoop Split Mapreduce Block Hdfs

what's the difference between "hadoop fs" shell commands and "hdfs dfs" shell commands?

Difference between Hive internal tables and external tables?

Hadoop Hive Hiveql

connect to host localhost port 22: Connection refused

Linux Hadoop Ssh

How does the MapReduce sort algorithm work?

Algorithm Sorting Parallel Processing Hadoop Mapreduce

The way to check a HDFS directory's size?

Hadoop Command Line Directory Hdfs

Avro vs. Parquet

Hadoop Avro Parquet

Can apache spark run without hadoop?

Hadoop Amazon S3 Apache Spark Mapreduce Mesos

hadoop No FileSystem for scheme: file

What is the difference between spark.sql.shuffle.partitions and spark.default.parallelism?

Performance Apache Spark Hadoop Apache Spark-Sql

Is there a .NET equivalent to Apache Hadoop?

C#.Net Hadoop Mapreduce

How to know Hive and Hadoop versions from command prompt?

Parquet vs ORC vs ORC with Snappy

Hadoop Hive Parquet Snappy Orc

Container is running beyond memory limits

Hadoop Mapreduce Hadoop Yarn Mrv2

Large scale data processing Hbase vs Cassandra

Nosql Hadoop Cassandra Hbase Data Processing

How do I output the results of a HiveQL query to CSV?

Database Hadoop Hive Hiveql

When do reduce tasks start in Hadoop?

Hadoop Mapreduce Reduce

How to check if ZooKeeper is running or up from command prompt?

Hadoop Config Apache Zookeeper Apache Kafka Ps

hadoop copy a local file system folder to HDFS

Hadoop truncated/inconsistent counter name

Java Hadoop Mapreduce Hadoop Yarn

Where does Hive store files in HDFS?

Hadoop Hive Hdfs

merge output files after reduce phase

Hadoop Mapreduce

Buiding Hadoop with Eclipse / Maven - Missing artifact jdk.tools:jdk.tools:jar:1.6

Java Maven Maven 2 Hadoop Cloudera

How to Delete a directory from Hadoop cluster which is having comma(,) in its name?

File Hadoop Comma

How to delete and update a record in Hive

Hadoop Hive Sql Delete

Is there any way to get the column name along with the output while execute any query in Hive?

Hadoop Hive Rdbms

What is Hive: Return Code 2 from org.apache.hadoop.hive.ql.exec.MapRedTask

Hadoop Mapreduce Hive

Hive: how to show all partitions of a table?

Differences between Amazon S3 and S3n in Hadoop

Hadoop Amazon S3 Hdfs

Integration testing Hive jobs

Java Testing Hadoop Mapreduce Hive

HDFS error: could only be replicated to 0 nodes, instead of 1

Amazon Ec2 Hadoop

Hive insert query like SQL

Sql Hadoop Hive Hiveql

Write to multiple outputs by key Spark - one Spark job

Scala Hadoop Output Hdfs Apache Spark

Why is there no 'hadoop fs -head' shell command?

Hive cluster by vs order by vs sort by

Hadoop Hql Hive

HDFS free space available command

How to fix corrupt HDFS FIles

How to check Spark Version

Apache Spark Hadoop Cloudera

out of Memory Error in Hadoop

Hadoop cluster setup - java.net.ConnectException: Connection refused

Java Hadoop Configuration Connectexception

Life without JOINs... understanding, and common practices

Orm Nosql Hadoop Join Bigtable

Stop Java Coffee Cup icon from appearing in the Dock on Mac OSX

Java Macos Hadoop Dock

How to access s3a:// files from Apache Spark?

Hadoop Apache Spark Amazon S3

Write a file in hdfs with Java

Java Hadoop Hdfs

How does impala provide faster query response compared to hive

Hadoop Hive Impala