Windows Azure HDInsight is Microsoft response to Big Data movement. Microsoft’s end-to-end roadmap for Big Data embraces Apache Hadoop™ by distributing enterprise class, Hadoop-based solutions on both Windows Server and Windows Azure.
In this video you will learn details about HDInsight running on a Windows 8 as a single node Hadoop cluster. Running CSharp and Java based MapReduce jobs examples shows here along with example of Apache Pig.
Microsoft’s roadmap for Big Data: http://www.microsoft.com/bigdata/
Apache Hadoop on Windows Azure: http://hadooponazure.com