Big Data Support

This is the team blog for the Big Data Support team at Microsoft. We support HDInsight which is Hadoop running on Windows Azure in the cloud, as well as other big data features.

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  • Blog Post: How to use parameter substitution with Pig Latin and PowerShell

    When running Pig in a production environment, you'll likely have one or more Pig Latin scripts that run on a recurring basis (daily, weekly, monthly, etc.) that need to locate their input data based on when or where they are run. For example, you may have a Pig job that performs daily log ingestion by...
  • Blog Post: Customizing HDInsight Cluster provisioning

    In my last blog , I discussed how we can specify Hadoop configurations for a job on an HDInsight cluster. At the end of that blog, I also dicussed the alternative approach where you may want to change certain hadoop configurations from default values and would like to preserve the changes throughout...
  • Blog Post: How to pass Hadoop configuration values for a job on HDInsight

    I came across the question a few times recently from several customers– "how do we pass hadoop configurations at runtime for a mapreduce job or Hive Query via HDInsight PowerShell or .Net SDK?" I thought of sharing the answer here with others who may run into the same question. It is pretty common...
  • Blog Post: How to add custom Hive UDFs to HDInsight

    I recently had a need to add a UDF to Hive on HDInsight. I thought that it would be good to share that experience on a blog post. Hive provides a library of built-in functions to achieve the most common needs. The cool thing is that it also provides the framework to create your own UDF. I had a recent...
  • Blog Post: Mount Azure Blob Storage as Local Drive

    Gregory Suarez – 01/09/2014   I was recently working with a colleague of mine who submitted a MapReduce job via an HDInsight Powershell script and he needed a quick way to visually inspect the last several lines of the output after it had completed. He was looking for an easy and flexible way to...
  • Blog Post: Getting started with Sqoop in HDInsight

    My name is Farooq and I am with HDinsight support team here at Microsoft. In this blog I will try to give some brief overview of Sqoop in HDinsight and then use an example of importing data from a Windows Azure SQL Database table to HDInsight cluster to demonstrate how you can get stated with Sqoop in...
  • Blog Post: Getting started with the HDInsight PowerShell tools and SDK

    Hi, my name is Azim and I work on the Big Data Support Team at Microsoft. If you have had a chance to read an earlier post by Dharshana, you may have seen how we can submit Hive query using the HDInsight PowerShell tools. In this blog, we will cover some basics of the HDInsight PowerShell tools and SDK...
  • Blog Post: Get Started with Hive on HDInsight

    Hi, my name is Dharshana and I work on the Big Data Support Team at Microsoft. As covered in the earlier post by Dan from our team, HDInsight provides a very easy to use interface to provision a Hadoop cluster with a few clicks and interact with the cluster programmatically. In this blog post, we will...
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