BigData startups in India

http://yourstory.com/2015/02/indian-big-data-companies-startups/

Apache Drill on top of Hadoop

Apache Drill at ApacheCon2014 from ApacheDrill

Hadoop and Security

This is a very old topic and no real good solutions; Hortonworks has published this article about Ranger + Dataguise http://hortonworks.com/blog/hadoop-security-different-paradigm/?mkt_tok=3RkMMJWWfF9wsRovuq%2FOZKXonjHpfsX66%2B8uWaW%2BlMI%2F0ER3fOvrPUfGjI4JSsJhI%2BSLDwEYGJlv6SgFT7TMMbFh1rgNUxc%3D

Hive 14 Transactions, Inserts, Updates, Deletes explained

Great slides explaining Hive 14 transactional support capabilities.

Adding ACID Transactions, Inserts, Updates, and Deletes in Apache Hive from Hadoop_Summit

HDInsight Essentials 2nd version is coming soon

This is 2nd edition of my book HDInsight Essentials.  This one is more in-depth and go through a journey of building an enterprise data lake.   It is up to date with Hadoop 2.X and HDInsight 3.1.

I also take a real life project and walk through the ingestion, organization, transformation and reporting phases.

https://www.packtpub.com/big-data-and-business-intelligence/hdinsight-essentials-second-edition

Hive 14 released with useful features for RDBMS offload use cases

Great features in Hive 14 that make it really close to an RDBMS solution based on Hadoop: http://hortonworks.com/blog/announcing-apache-hive-0-14/

Key features:

• Transactions with ACID semantics
• Cost Based Optimizer
• SQL Temporary Tables

Design Docs of Hive if you are interested to get to the details: 

https://cwiki.apache.org/confluence/display/Hive/DesignDocs

Kafka and Hadoop - great video on various options

Slides: http://www.slideshare.net/gwenshap/kafka-hadoop-for-nyc-kafka-meetup