HBase, a hadoop NoSQL database – Backup Process Explained

Hi Readers, I am happy to post another blog post on how to take HBase backup of a HBase data/ tables in hortonworks sandbox 2.5. Important:  You may get the following error in hbase shell. ERROR: Can't get master address from ZooKeeper; znode data == null Just open ambari(Hortonworks Sandbox) / cloudera manager(Cloudera Sandbox) start the … Continue reading HBase, a hadoop NoSQL database – Backup Process Explained

Hbase, a hadoop NoSQL database-snapshot explained

Hi Readers, I am happy to post another blog post on how to take HBase snapshot of a table in hortonworks sandbox 2.5. I have created a table named 'person' in HBase. hbase(main):032:0> list TABLE person 1 row(s) in 0.080 seconds. I use the scan command to show the data inside the person table. hbase(main):033:0> scan … Continue reading Hbase, a hadoop NoSQL database-snapshot explained

How can I check version of Hive, Pig, Hbase, Sqoop in Cloudera 4.3.0?

How can I check version of Hive, Pig, Hbase, Sqoop in Cloudera 4.3.0? by Jose Praveen Answer by Jose Praveen: I think you are using cloudera sandbox. My solution would be Open a terminal in the cloudera sandbox and type cat /usr/lib/hadoop/cloudera/cdh_version.properties You will get the cloudera package release version. Check the release version in … Continue reading How can I check version of Hive, Pig, Hbase, Sqoop in Cloudera 4.3.0?

Packtpub offering Mapt pro – 4000 courses, 10 days entire ebook library free

Hi Readers, I am happy to post another blog post on how to get Mapt pro for 10 days entire ebook library free. Just click the below link https://www.packtpub.com/packt/offers/free-learning (link) Before Packtpub was offering everyday free ebook titles (link) on different topics. For this month, the entire ebook library(Pro edition) is free(10 days only) to access where you … Continue reading Packtpub offering Mapt pro – 4000 courses, 10 days entire ebook library free

Bonus Topic – How to enable Bash on Ubuntu on Windows application in a windows 10 device and check which version is it running.

Hi Readers, I am happy to post another blog post on how to enable bash on ubuntu on windows application in a windows 10 device and check which version is it running. If you have done this step (link) then proceed the below steps. Open Settings --> Update & Security --> For Developers Enable Developer Mode … Continue reading Bonus Topic – How to enable Bash on Ubuntu on Windows application in a windows 10 device and check which version is it running.

Schedule a task in linux using crontab

Hi Readers, I am happy to post another blog post on how to schedule a task in linux using crontab. cron enables users to schedule jobs to run periodically at certain times or dates. It is commonly used to automate system maintenance or administration. cron checks for scheduled jobs every minute but not every second. … Continue reading Schedule a task in linux using crontab

Integrate Swagger with Spring boot application for RESTful API documentation-Lab 4

Hi Readers, I am happy to post another blog post on how to integrate swagger with Spring boot application for RESTful API documentation. You have created a RESTful project(say) and like to integrate swagger for representing your RESTful API then this post is for you. In pom.xml add the below dependency io.springfox springfox-swagger2 2.2.2 io.springfox springfox-swagger-ui … Continue reading Integrate Swagger with Spring boot application for RESTful API documentation-Lab 4