Blog

Heartbleeding or not?

April 13, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in Current Affairs   ODBC   Simba Technologies  

OpenSSL is said to be powering two thirds of the secure communication on the Internet. The Heartbleed bug is a very serious vulnerability in this popular software library. According to heartbleed.com, it “allows attackers to eavesdrop on communications, steal data directly from the services and users and to impersonate services and … Read More

Teradata 15.0 – a major new release integrating Hadoop

April 13, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in Hadoop   Hortonworks   ODBC   Teradata  

Last week Teradata announced version 15.0 that has much better integration with Hadoop.  Teradata really gets what is happening in the data management space.  Not only do they now have Aster as part of the Teradata family, they also work closely with Hortonworks and are doing a good job of integrating … Read More

Handy Tableau tips and tricks…

April 11, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in Cloud   Data Access   Hadoop   JDBC   ODBC   SQL   Tableau   Web/Tech  

I was working in the last few weeks getting a new driver to work with the recently released 64-bit edition of Tableau Desktop–version 8.1. Those of us who’s gone thru the 32 to 64-bits transition (or even the 16 to 32-bits!) will know that migrating from one ‘generation’ to another … Read More

Databricks and Apache Spark

March 23, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in Big Data   Hadoop   NoSQL  

I was reading a good article entitled “Databricks Moves to Standardize Apache Spark” by Alex Woodie at Datanami.  Woodie talks about what is happening with Apache Spark and how Databricks is driving the development and adoption.  Being so connected into the world of Big Data, NoSQL, and Hadoop, we at … Read More

Understanding HiveServer2 0.13 Performance

March 20, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in Facebook   Hadoop   Hive   ODBC  

Introduction As Hive 0.13 is just about to go out the door, I want to share one area of improvement that we at Simba have worked on: HiveServer2 performance. Let me begin by explaining that the performance I am referring to here is not about HiveQL query performance. There has … Read More

I love the database world

March 17, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in Big Data   Data Technologies  

I love the database world. Just when people thought database technology was not interesting, there has been a host of innovation with in-memory, column stores, cloud, etc. The innovation in this space can only end up helping the end users. In the short term, there will be a fair amount of … Read More

Dependent Libraries on OSX

March 13, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in General   Microsoft Excel   ODBC   Tableau  

OS X is a popular platform for data scientists to use for analyzing data. You get the same advantages as other *nix platforms (e.g., easy to use scripting languages) but also gain access to great tools such as Microsoft Excel or the soon-to-be-available Tableau Desktop. Here’s a tip for OS … Read More

Evolving Hive

March 6, 2014 facebooktwittergoogle_plusredditpinterestlinkedinmail by in Big Data   Facebook   Hive   Java   JDBC   ODBC   SQL  

One aspect of the current climate for polyglot development is the wide selection and rapid evolution of tools. I am reminded of this when I saw Facebook’s latest update of Thrift. As many of you may know, Thrift is used widely including in some prominent Hadoop projects such as Apache … Read More