Ganapathi is an expert in data and databases. He has been managing database projects for many years and now is consulting clients on Big Data implementations. He is a Cloudera certified Hadoop administrator and also a Sybase certified database administrator. He has worked with clients in US, UK, Australia, Japan and India on many large projects. He has helped in implementing large database projects in Sybase, Oracle, Informix, DB2, MySQL and recently SAPHANA. He has been using big data technologies like Apache Hadoop and SAP HANA and has been providing strategies for dealing with large databases and performance issues. He is based out of Bangalore, India.
By Ganapathi Devappa,
No writings on Apache hadoop are complete without mentioning about Pig. Pig is an Apache project that acts as an interface to mapreduce.
Pig is a high level scripting language that is used with Apache Hadoop. Pig … Continue Reading ››
Big Data Visualization chart
By Ganapathi Devappa,
Big Data analysis
Human eyes are known to be the best recognizers of patterns. So instead of writing complex algorithms to recognize patterns in data, the data can be presented to human eyes in visual form. … Continue Reading ››
bee hive in the wildBy Ganapathi Devappa
Apache hadoop is supposed to assist in big data analytics. But most analysts are not familiar with java programming. Many of them have come to learn SQL. Though hadoop mapreduce made parallel … Continue Reading ››
With HDFS, we are able to distribute the data so that data is stored on hundreds of nodes instead of a single large machine. How do we distribute our processes as well … Continue Reading ››
Power transmission line
By Chandrashekar Atla,
Load forecasting is of great importance for the management of power systems. Long-term forecasts of the peak electricity demand are needed for capacity planning and maintenance scheduling. Medium-term demand forecasts are required for power system operation … Continue Reading ››
Big Data Forum Bangalore
By Ganapathi Devappa,
I attended the Big data Forum in Bangalore conducted by tech circle on Thursday August 7, 2014. It was a good opportunity to listen to as many as 30 speakers on six different panels. In addition, … Continue Reading ››
Stock Market Data
By Vinit Kaushik,
I put aside “The Fear Index ,” a novel by Robert Harris. What percolated is an extreme self-learning software automaton called VIXAL could cause extreme hedge-fund returns from a world-wide web of opportunities while also becoming … Continue Reading ››
Distribute Solar Collection Panels
By Ganapathi Devappa .
Initially the creation of digital data was limited due to the time it took to create the data and also limited number of people who were producing the digital data. But in the last … Continue Reading ››
Forecast Chart
By Ganapathi Devappa
When I talk to clients, they are curious about what type of forecasting can be done with their existing data. Here I touch upon some methods that can be used right away based on your historic data.
Hadoop Big Data OperationApache hadoop Logo
By Ganapathi Devappa
Apache Hadoop has become synonymous with Big Data. Nobody talks about Big Data without doing something with Hadoop. In … Continue Reading ››