One of my customers had a problem about logging in to ODI Studio. Their ODI implementation is configured to use external authentication (Microsoft Active Directory). The configuration was done years a...
This is the fourth blog post which I share sample scripts of my presentation about “Apache Spark with Python“. Spark supports two different way for streaming: Discretized Streams (DStreams) and Struct...
In this blog post, I’ll share example #3 and #4 from my presentation to demonstrate capabilities of Spark SQL Module. As I already explained in my previous blog posts, Spark SQL Module provides DataFr...
I continue to share example codes related with my “Spark with Python” presentation. In my last blog post, I showed how we use RDDs (the core data structures of Spark). This time, I will use DataFrames...
During my presentation about “Spark with Python”, I told that I would share example codes (with detailed explanations). So this is my first example code. In this code, I read data from a CSV file to c...
Today, I spoke about “Apache Spark with Python” at Big Talk #2 meet-up in Istanbul Teknokent ARI-3, another event organized by Komtas for big data community. We had almost full room. Mine was the last...
In this blog post, I’ll show how we can build a three-node cassandra cluster on Docker for testing. I’ll use official cassandra images instead of creating my own images, so all process will take only ...
On Friday, I gave a presentation about Apache Cassandra at Big Talk event organized by Komtaş Information Management company. Cassandra is a top level Apache project which is born at Facebook. It is a...
Yesterday, I explained how we can access MySQL database from Zeppelin which comes with Oracle Big Data Cloud Service Compute Edition (BDCSCE). Although we can use Zeppelin to access MySQL, we still ne...
If you want to access MySQL Cloud Service using Zeppelin of Oracle Big Data Cloud Service Compute Edition (BDCSCE), you can use Spark DataFrames or Zeppelin interpreters. In this blog post, I’ll show ...
Yesterday, I spoke at the Oracle Cloud Day Istanbul. It was an amazing event. The venue (Swissotel the Bosphorus) was great, the conference rooms were comfortable, the presentations are attractive and...
In my previous post, I showed how easy to import data from CSV, JSON, Excel files using Pandas package. Another popular format to exchange data is XML. Unfortunately Pandas package does not have a fun...
