Gauthier Leonard is a Data Engineer in Big Data recently graduated. During his internship at Adaltas, he became familiar with the Hadoop ecosystem and the deployment of secure clusters by developing a cluster provisioning automation tool.
Gauthier consolidated his skills during his first assignment as the Big Data referent in a Data Lake project. He helped the customer to design and install an HDP 3 cluster, and set up a first data pipeline using NiFi, Hive 3 (Hive ACID and Hive LLAP) and Oozie.
Published articles
Running Apache Hive 3, new features and tips and tricks
Categories: Big Data, Business Intelligence, DataWorks Summit 2019 | Tags: Druid, Hive, Kafka, Cloudera, Data Warehouse, JDBC, LLAP, Active Directory, Release and features, Hadoop
Apache Hive 3 brings a bunch of new and nice features to the data warehouse. Unfortunately, like many major FOSS releases, it comes with a few bugs and not much documentation. It is available since…
Jul 25, 2019
Jumbo, the Hadoop cluster bootstrapper
Categories: Infrastructure | Tags: Ansible, Ambari, Automation, HDP, REST, Vagrant
Introducing Jumbo, a Hadoop cluster bootstrapper for developers. Jumbo helps you deploy development environments for Big Data technologies. It takes a few minutes to get a custom virtualized Hadoop…
Nov 29, 2018
KVM machines for Vagrant on Archlinux
Categories: DevOps & SRE | Tags: Arch Linux, KVM, Linux, Vagrant, Virtualization, VM
Vagrant supports different providers to manage virtualization. In a Linux environment, you can dramatically improve VM performance by using the libvirt provider and the KVM hypervisor. This tutorial…
Sep 19, 2018
Apache Beam: a unified programming model for data processing pipelines
Categories: Data Engineering, DataWorks Summit 2018 | Tags: Apex, Beam, Flink, Spark, Batch processing, Java, Pipeline, Python, Streaming
In this article, we will review the concepts, the history and the future of Apache Beam, that may well become the new standard for data processing pipelines definition. At Dataworks Summit 2018 in…
May 24, 2018