AWS Big Data Blog

Category: Intermediate (200)

Build a semantic search engine for tabular columns with Transformers and Amazon OpenSearch Service

Finding similar columns in a data lake has important applications in data cleaning and annotation, schema matching, data discovery, and analytics across multiple data sources. The inability to accurately find and analyze data from disparate sources represents a potential efficiency killer for everyone from data scientists, medical researchers, academics, to financial and government analysts. Conventional […]

Enhance operational insights for Amazon MSK using Amazon Managed Service for Prometheus and Amazon Managed Grafana

Amazon Managed Streaming for Apache Kafka (Amazon MSK) is an event streaming platform that you can use to build asynchronous applications by decoupling producers and consumers. Monitoring of different Amazon MSK metrics is critical for efficient operations of production workloads. Amazon MSK gathers Apache Kafka metrics and sends them to Amazon CloudWatch, where you can […]

Configure ADFS Identity Federation with Amazon QuickSight

Amazon QuickSight Enterprise edition can integrate with your existing Microsoft Active Directory (AD), providing federated access using Security Assertion Markup Language (SAML) to dashboards. Using existing identities from Active Directory eliminates the need to create and manage separate user identities in AWS Identity Access Management (IAM). Federated users assume an IAM role when access is requested through an […]

Build a data storytelling application with Amazon Redshift Serverless and Toucan

This post was co-written with Django Bouchez, Solution Engineer at Toucan. Business intelligence (BI) with dashboards, reports, and analytics remains one of the most popular use cases for data and analytics. It provides business analysts and managers with a visualization of the business’s past and current state, helping leaders make strategic decisions that dictate the […]

­­Use fuzzy string matching to approximate duplicate records in Amazon Redshift

It’s common to ingest multiple data sources into Amazon Redshift to perform analytics. Often, each data source will have its own processes of creating and maintaining data, which can lead to data quality challenges within and across sources. One challenge you may face when performing analytics is the presence of imperfect duplicate records within the source data. This post presents one possible approach to addressing this challenge in an Amazon Redshift data warehouse using fuzzy matching.

Improve observability across Amazon MWAA tasks

Amazon Managed Workflows for Apache Airflow (Amazon MWAA) is a managed orchestration service for Apache Airflow that makes it simple to set up and operate end-to-end data pipelines in the cloud at scale. A data pipeline is a set of tasks and processes used to automate the movement and transformation of data between different systems.­ […]

Analyze Amazon S3 storage costs using AWS Cost and Usage Reports, Amazon S3 Inventory, and Amazon Athena

Since its launch in 2006, Amazon Simple Storage Service (Amazon S3) has experienced major growth, supporting multiple use cases such as hosting websites, creating data lakes, serving as object storage for consumer applications, storing logs, and archiving data. As the application portfolio grows, customers tend to store data from multiple application and different business functions […]

How Amazon Devices scaled and optimized real-time demand and supply forecasts using serverless analytics

Every day, Amazon devices process and analyze billions of transactions from global shipping, inventory, capacity, supply, sales, marketing, producers, and customer service teams. This data is used in procuring devices’ inventory to meet Amazon customers’ demands. With data volumes exhibiting a double-digit percentage growth rate year on year and the COVID pandemic disrupting global logistics […]

Visualize multivariate data using a radar chart in Amazon QuickSight

At AWS re:Invent 2022, we announced the general availability of two new Amazon QuickSight visuals: small multiples and text boxes. We are excited to add another new visual to QuickSight: radar charts. With radar charts, you can compare two or more items across multiple variables in QuickSight. In this post, we explore radar charts, its […]

Create more partitions and retain data for longer in your MSK Serverless clusters

In April 2022, Amazon Managed Streaming for Apache Kafka (Amazon MSK) launched an exciting new capability, Amazon MSK Serverless. Amazon MSK is a fully managed service for Apache Kafka that makes it easier for developers to build and run highly available, secure, and scalable applications based on Apache Kafka. With MSK Serverless, developers can run […]