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New posts in hadoop
Simple oozie example of hive query?
Feb 06, 2022
hadoop
hive
Pig, how to refer to a field after a join and a group by
Oct 21, 2022
hadoop
apache-pig
In Hive, how can I add a column only if that column does not exist?
Jun 12, 2022
hadoop
hive
azure-hdinsight
Should the HBase region server and Hadoop data node on the same machine?
May 10, 2022
hadoop
hbase
Hadoop 2.6 Connecting to ResourceManager at /0.0.0.0:8032
Mar 02, 2022
java
hadoop
apache-spark
resourcemanager
could only be replicated to 0 nodes instead of minReplication (=1). There are 4 datanode(s) running and no node(s) are excluded in this operation
Aug 27, 2022
hadoop
hdfs
hadoop-yarn
hadoop2
apache-tez
how to tune mapred.reduce.parallel.copies?
Nov 17, 2022
hadoop
How oozie handle dependencies?
Sep 23, 2022
hadoop
oozie
oozie-coordinator
What is the HDFS Location on Hadoop?
Oct 26, 2019
java
hadoop
Hive: Fast concatenate two tables into one?
Sep 12, 2022
hadoop
hive
concatenation
How to save a file in hadoop with python
Apr 22, 2022
python
hadoop
Change hadoop version using spark-ec2
Aug 18, 2016
hadoop
amazon-ec2
apache-spark
spark-ec2
Hive inserting values to an array complex type column
Nov 07, 2022
hadoop
jdbc
hive
How does the percentile function work in Hive?
Oct 28, 2022
hadoop
hive
hiveql
How to import from sql dump to MongoDB?
Nov 18, 2022
mysql
sql-server
mongodb
hadoop
dbmigrate
Generating Separate Output files in Hadoop Streaming
Nov 05, 2022
python
streaming
hadoop
mapreduce
(Hadoop) MapReduce - Chain jobs - JobControl doesn't stop
Sep 18, 2017
hadoop
mapreduce
chain
job-control
Yarn JobHistory Error: Failed redirect for container_1400260444475_3309_01_000001
Dec 08, 2021
hadoop
mapreduce
hadoop-yarn
how to find HADOOP_HOME path on Linux?
Mar 11, 2022
linux
hadoop
Hive: Is it possible to rename an existing hive database?
Oct 17, 2022
hadoop
hive
hiveql
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