December 26, 2019
If you followed previous guides related Cloudera CDH cluster setup either on this site or on my youtube channel, you are ready to proseed with the next step – installation of Cloudera Maanger agents on all cluster nodes, including Cloudera Read more…
December 11, 2019
In this post we will take care of one important thing related to Cloudera CDH cluster setup – there is a requirement that on all nodes of the cluster Cloudera Manager should be able to execute sudo commands without being Read more…
Today we will do the last preparations related to Cloudera CDH cluster setup. We need to make names of our cluster’s node resolvable – meaning that if i would like to connect from one cluster node to another, for example, Read more…
May 2, 2019
Let’s now put everything together we learned so far about Sqoop and try to accomplish the following task: You have been given following mysql database details as well as other info. user=root password=cloudera database=retail_db jdbc URL = jdbc:mysql://quickstart/retail_db Please accomplish Read more…
April 13, 2019
We are happy to inform that a new video related to Sqoop has just been released! Today it is shown how it is possible to import data from MySQL to HDFS using free-form SQL query with condition. Also it is Read more…
April 6, 2019
We are happy to announce that new a new video is available at our YouTube channel! It is devoted to Sqoop – we show how to import data from MySQL directly to Hive DB, including all steps – starting from Read more…
March 30, 2019
Sqoop – Export from HDFS to MySQL video has been released on our youtube channel. so it is the right time to watch it! In the video it is discussed in details what are the steps which should be taken Read more…
March 26, 2019
We have just released a new video on our YouTube channel related to Sqoop – a tool which allows to import / export data to / from Hadoop cluster Do not forget to subscribe to our channel if have not Read more…
March 16, 2019
A new HDFS commands related video is now available on youtube! We discuss some advanced commands are disuccsed – du for listing files size on HDFS, stat to get some statistics about a file including replication factor, getfacl for access Read more…
March 10, 2019
We have just posted a new video on our channel related to HDFS. In this video it is shown how you can create In this video a brief overview of Hue capabilities of working with HDFS is given. It is Read more…
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