Full working example of connecting Netezza from Java and python

Before start connecting you must make sure you can access the Netezza database and table from the machine where you are trying to run Java and or Python samples. Connecting Netezza server from Python Sample Check out my Ipython Jupyter Notebook with Python Sample Step 1: Importing python jaydebeapi library import jaydebeapi Step 2: Setting Database […]

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Reading nested parquet file in Scala and exporting to CSV

Recently we were working on a problem where the parquet compressed file had lots of nested tables and some of the tables had columns with array type and our objective was to read it and save it to CSV. We wrote a script in Scala which does the following Handles nested parquet compressed content Look […]

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Simple sample: Oracle NoSQL with Docker Compose

Here is an example of using the Dockerized Oracle NoSQL image. This, along with many other Dockerized Oracle products are available here Key points Demonstrates usage of Docker Compose : co-ordinates an Oracle NoSQL container and a dependent container running its (Java) client Docker Containers Oracle NoSQL ‘kvlite‘ instance (simple enough for demonstration) A Jersey + Grizzly based Fat […]

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Open Source Distributed Analytics Engine with SQL interface and OLAP on Hadoop by eBay – Kylin

What is Kilyn? Kylin is an open source Distributed Analytics Engine with SQL interface and multi-dimensional analysis (OLAP) to support extremely large datasets on Hadoop by eBay. Key Features: Extremely Fast OLAP Engine at Scale: Kylin is designed to reduce query latency on Hadoop for 10+ billions of rows of data ANSI-SQL Interface on Hadoop: Kylin […]

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