Hive package comes with derby as default embeded metastore. Follow below mentioned steps to install Hive with embedded metastore: 1. Download the latest version of Hive from here. 2. Uncompress the package on linux: tar –xzvf apache-hive-0.13.1-bin.tar.gz 3. Add following to ~/.bash_profile sudo nano ~/.bash_profile export HIVE_HOME=/home/hduser/hive-0.13.1 export PATH=$PATH:$HIVE_HOME/bin Where […]
Apache Hadoop YARN: Best Practices
Found a nice presentation on YARN:Best Practices by Hortonworks…!!
Start HDFS High Availability Cluster
In the previous blog, we discussed about the HDFS high availability configuration. This blog describes the steps to start an HDFS high availability cluster. Pre-requisites Before starting with HDFS high availability cluster, make sure that the cluster meets the following pre-requisites: a) If you have enabled Automatic Failover for Hot-BackUp during NameNode failover, then before starting with HDFS high availability cluster, […]
Recording Modes in UFT!!!
Hello friends!!! I Hope you all have enjoyed recording explained in our previous article. Now let’s have a healthy discussion about what all types of recoding modes are available. But before that let’s discuss the need of different-2 types of recording modes. There are cases when we need to record […]
Explicit and Implicit waits in Selenium WebDriver
Waits are an important aspect of Automation Testing. Consider a situation where there is a slow network connection or your application is facing a heavy traffic or your application takes a few seconds to load all the web elements in to DOM or frequent page loads. In all the mentioned […]
HDFS High Availability Configuration
In the previous blog, we discussed about the HDFS High availability architecture. This blog describes the configurations for HDFS high availability in a Hadoop cluster. Pre-requisites Before configuring HDFS high availability, make sure that your Hadoop cluster has the following pre-requisites: a) You must have at-least two nodes to enable HDFS high availability. b) If you want to configure […]
Hadoop HDFS Concepts
This presentation gives an overview of Hadoop HDFS concepts like Blocks, Rack Awareness, Safe Mode etc. Hadoop HDFS Concepts from tutorialvillage
Record My first UFT Script!!!
Hello friends!!! I hope you all have installed QTP into your machine as i have explained in my previous articles and you must have become familiar with the it’s IDE. Now let’s start with our first script of UFT. We all are aware of that UFT does support recording as […]
How to launch Firefox, Internet Explorer, Chrome and Safari using Selenium WebDriver?
In this tutorial, we would discuss one of the very basic topics of automation testing. To be able to execute the desired automated test cases, the user is required to launch the web browser first. Thus in this tutorial, we would learn “How to launch Firefox, Internet Explorer, Chrome and […]
Hadoop Cluster Setup
If you wish to deploy Hadoop Single node setup, please follow the blog here. Pre-requisites Before starting with Hadoop cluster setup, make sure that the node have the following pre-requisites: a) Any Linux Operating system b) Sun Java 1.6 or above should already be installed and the version should be same across all […]