Sat.Jun 01, 2019 - Fri.Jun 07, 2019

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Why Hadoop Failed and Where We Go from Here

Teradata

Chad Meley delves into the demise of Hadoop distribution vendors and how they got there.

Hadoop 110
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Predictive CPU isolation of containers at Netflix

Netflix Tech

By Benoit Rostykus, Gabriel Hartmann Noisy Neighbors We’ve all had noisy neighbors at one point in our life. Whether it’s at a cafe or through a wall of an apartment, it is always disruptive. The need for good manners in shared spaces turns out to be important not just for people, but for your Docker containers too. When you’re running in the cloud your containers are in a shared space; in particular they share the CPU’s memory hierarchy of the host instance.

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Evolving An ETL Pipeline For Better Productivity

Data Engineering Podcast

Summary Building an ETL pipeline can be a significant undertaking, and sometimes it needs to be rebuilt when a better option becomes available. In this episode Aaron Gibralter, director of engineering at Greenhouse, joins Raghu Murthy, founder and CEO of DataCoral, to discuss the journey that he and his team took from an in-house ETL pipeline built out of open source components onto a paid service.

Media 100
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Reliable, Fast Access to On-Chain Data Insights

Confluent

At TokenAnalyst , we are building the core infrastructure to integrate, clean, and analyze blockchain data. Data on a blockchain is also known as on-chain data. We offer both historical and low-latency data streams of on-chain data across multiple blockchains. How we use Apache Kafka and the Confluent Platform. Apache Kafka ® is the central data hub of our company.

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Apache Airflow® Best Practices for ETL and ELT Pipelines

Whether you’re creating complex dashboards or fine-tuning large language models, your data must be extracted, transformed, and loaded. ETL and ELT pipelines form the foundation of any data product, and Airflow is the open-source data orchestrator specifically designed for moving and transforming data in ETL and ELT pipelines. This eBook covers: An overview of ETL vs.

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Improving Multi-tenancy with Virtual Private Clusters

Cloudera

Noisy Neighbors in Large, Multi-Tenant Clusters. The typical Cloudera Enterprise Data Hub Cluster starts with a few dozen nodes in the customer’s datacenter hosting a variety of distributed services. Once configured and secured, the cluster administrator (admin) gives access to a few individuals to onboard their workloads. Over time, workloads start processing more data, tenants start onboarding more workloads, and administrators (admins) start onboarding more tenants.

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IValue: efficient representation of dynamic types in C++

Rockset

Introduction In traditional SQL systems, a column's type is determined when the table is created, and never changes while executing a query. If you create a table with an integer-valued column, the values in that column will always be integers (or possibly NULL ). Rockset, however, is dynamically typed , which means that we often don't know the type of a value until we actually execute the query.

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