I am trying to figure out how to query a table (Hive 3) of dates and values with a moving temporal window aggregation. In the example below, I want to ...
As I am a beginner in the field of Big data, installed Hadoop 3.3.1 and Hive and uploaded data on Hive. I have some questions and confusions: I ha ...
hadoop 3.3.1 Hive2.3.9 flume 1.9.0 what I want is:when hive updates log, flume monitors hive log,flume sink hive log changes to hdfs.but I can't ...
Ubuntu 16.04.1 LTS Hadoop 3.3.1 I try to set up hadoop pseudo distributed mode referring to one network tutorial.and follow below steps. Step 1 ...
I've successfully gone through initiating single-node in a pseudo-distributed mode described in https://hadoop.apache.org/docs/stable/hadoop-project-d ...
I've a very strange dependency errors: I've this simple scala code: With this simple sbt file: Now, when i try to write the parquet it moans ab ...
I was wondering if any Mahout version has been confirmed to work properly with any version of Hadoop 3.x. It looks like both Cloudera's and Amazon's H ...
Good afternoon, I am having problems when trying to access http://:7070. I installed the following programs: apache-hive-3.1.2-bin , kylin-3.1.1-bin-h ...
Freshly installed Hadoop 3.3 version on Mac system and trying a simple standalone system. And was trying to start all the services but i see there is ...
My OS is Windows 10 64 bit and I use Anaconda 3.8 64 bit. I try to develop Hadoop File System 3.3 client with PyArrow module. Installation of PyArrow ...
I've installed Hadoop 3.2.1 in my Ubuntu 20.04 on Virtualbox for my college study and college's deadline so I'm new in Hadoop. And I've searching seve ...
I am new to Hadoop, and attempting to get the first simple 'Word count' example to run. I have the same problem that was reported here (but the respon ...
I read Hadoop ver 3 document about disk balancer and it said "Diskbalancer is a command line tool that distributes data evenly on all disks of a data ...
We use spark 2.4.0 to connect to Hadoop 2.7 cluster and query from Hive Metastore version 2.3. But the Cluster managing team has decided to upgrade to ...
I am trying to install a simple hadoop setup on Ubuntu 20 on windows WSL. I am able to get NameNode and Yarn running but the Datanodes is failing Get ...
While installing Hadoop I got many errors but this one just doesn't go. No matter what I do, it keeps popping again and again. As soon as I am startin ...
I am trying to build hadoop from source as explained in this article. When building Apache common, everything fails with this error message: command l ...
I am trying below command to import the mysql table stocks to my hive(v3.1.2) in Ubuntu 18.0.4 and Hadoop 3 using sqoop(v1.4.7) But the table stock ...
I am getting below error in my Ubutnttu(18.0.4) machine while launching sqoop(1.4.7,Hadoop-3.1.3) command used: sqoop import --connect jdbc:mysql://l ...
I have single node hadoop cluster on ec2. Tried to give all posible combinations in slaves file. I have tried to bind the datanode to external ip , ...