AWS Big Data Blog

Category: Analytics

emr serverless application

Run a data processing job on Amazon EMR Serverless with AWS Step Functions

Update Feb 2023: AWS Step Functions adds direct integration for 35 services including Amazon EMR Serverless. In the current version of this blog, we are able to submit an EMR Serverless job by invoking the APIs directly from a Step Functions workflow. We are using the Lambda only for polling the status of the job […]

EMR Hive Metastore Upgrade

Upgrade Amazon EMR Hive Metastore from 5.X to 6.X

If you are currently running Amazon EMR 5.X clusters, consider moving to Amazon EMR 6.X as  it includes new features that helps you improve performance and optimize on cost. For instance, Apache Hive is two times faster with LLAP on Amazon EMR 6.X, and Spark 3 reduces costs by 40%. Additionally, Amazon EMR 6.x releases […]

Enable self-service visual data integration and analysis for fund performance using AWS Glue Studio and Amazon QuickSight

June 2023: This post was reviewed and updated for accuracy. IMM (Institutional Money Market) is a mutual fund that invests in highly liquid instruments, cash, and cash equivalents. IMM funds are large financial intermediaries that are crucial to financial stability in the US. Due to its criticality, IMM funds are highly regulated under the security […]

Talk to your data: Query your data lake with Amazon QuickSight Q

Amazon QuickSight Q uses machine learning (ML) and natural language technology to empower you to ask business questions about your data and get answers instantly. You can simply enter your questions (for example, “What is the year-over-year sales trend?”) and get the answer in seconds in the form of a QuickSight visual. Some business questions […]

Diagram to illustrate soft multi-tenancy

Design considerations for Amazon EMR on EKS in a multi-tenant Amazon EKS environment

Many AWS customers use Amazon Elastic Kubernetes Service (Amazon EKS) in order to take advantage of Kubernetes without the burden of managing the Kubernetes control plane. With Kubernetes, you can centrally manage your workloads and offer administrators a multi-tenant environment where they can create, update, scale, and secure workloads using a single API. Kubernetes also […]

Detect and process sensitive data using AWS Glue Studio

Data lakes offer the possibility of sharing diverse types of data with different teams and roles to cover numerous use cases. This is very important in order to implement a data democratization strategy and incentivize the collaboration between lines of business. When a data lake is being designed, one of the most important aspects to […]

How ZS created a multi-tenant self-service data orchestration platform using Amazon MWAA

This is post is co-authored by Manish Mehra, Anirudh Vohra, Sidrah Sayyad, and Abhishek I S (from ZS), and Parnab Basak (from AWS). The team at ZS collaborated closely with AWS to build a modern, cloud-native data orchestration platform. ZS is a management consulting and technology firm focused on transforming global healthcare and beyond. We […]

Optimize Ama­zon EMR costs for legacy and Spark workloads

December 2023: This post was reviewed and updated for accuracy. Customers migrating from large on-premises Hadoop clusters to Amazon EMR like to reduce their operational costs while running resilient applications. On-premises customers typically use in-elastic, large, fixed-size Hadoop clusters, which incurs high capital expenditure. You can now migrate your mixed workloads to Amazon EMR, which […]

Identify source schema changes using AWS Glue

In today’s world, organizations are collecting an unprecedented amount of data from all kinds of different data sources, such as transactional data stores, clickstreams, log data, IoT data, and more. This data is often in different formats, such as structured data or unstructured data, and is usually referred to as the three Vs of big […]

Run Apache Spark with Amazon EMR on EKS backed by Amazon FSx for Lustre storage

September 2023: This post was reviewed and updated for accuracy to reflect recent improvements and changes. Traditionally, Spark workloads have been run on a dedicated setup like a Hadoop stack with YARN or MESOS as a resource manager. Starting from Apache Spark 2.3, Spark added support for Kubernetes as a resource manager. The new Kubernetes […]