AWS Big Data

DECEMBER 4, 2024

Open table formats are emerging in the rapidly evolving domain of big data management, fundamentally altering the landscape of data storage and analysis. These are useful for flexible data lifecycle management. An Iceberg table’s metadata stores a history of snapshots, which are updated with each transaction.

Snapshot

AWS Big Data

DECEMBER 4, 2024

SageMaker brings together widely adopted AWS ML and analytics capabilities—virtually all of the components you need for data exploration, preparation, and integration; petabyte-scale big data processing; fast SQL analytics; model development and training; governance; and generative AI development.

Data Analytics

AWS Big Data

DECEMBER 19, 2024

After you create the asset, you can add glossaries or metadata forms, but its not necessary for this post. You can publish the data asset so its now discoverable within the Amazon DataZone portal. Create it as a JSON file on your workstation (for this post, we call it blog-sub-target.json ). Enter a name for the asset.

Publishing

AWS Big Data

DECEMBER 16, 2024

This approach simplifies your data journey and helps you meet your security requirements. The SageMaker Lakehouse data connection testing capability boosts your confidence in established connections. About the Authors Chiho Sugimoto is a Cloud Support Engineer on the AWS Big Data Support team.

Visualization

AWS Big Data

NOVEMBER 19, 2024

Run the following commands: export PROJ_NAME=lfappblog aws s3 cp s3://aws-blogs-artifacts-public/BDB-3934/schema.graphql ~/${PROJ_NAME}/amplify/backend/api/${PROJ_NAME}/schema.graphql In the s chema.graphql file, you can see that the lf-app-lambda-engine function is set as the data source for the GraphQL queries.

Data Processing

AWS Big Data

JULY 25, 2025

Organizations commonly choose Apache Avro as their data serialization format for IoT data due to its compact binary format, built-in schema evolution support, and compatibility with big data processing frameworks. The schema literal serves as a form of metadata, providing a clear description of your data structure.

IoT

AWS Big Data

OCTOBER 21, 2024

Business analysts enhance the data with business metadata/glossaries and publish the same as data assets or data products. The data security officer sets permissions in Amazon DataZone to allow users to access the data portal. Amazon Athena is used to query, and explore the data.

Sales

AWS Big Data

DECEMBER 4, 2024

This blog post will explore how zero-ETL capabilities combined with its new application connectors are transforming the way businesses integrate and analyze their data from popular platforms such as ServiceNow, Salesforce, Zendesk, SAP and others. The data is also registered in the Glue Data Catalog , a metadata repository.

Data Integration

AWS Big Data

DECEMBER 19, 2024

Data lakes were originally designed to store large volumes of raw, unstructured, or semi-structured data at a low cost, primarily serving big data and analytics use cases. By using features like Icebergs compaction, OTFs streamline maintenance, making it straightforward to manage object and metadata versioning at scale.

Data Lake

AWS Big Data

JULY 15, 2025

Under Data sources , select Amazon S3. Select the Amazon S3 source node and enter the following values: S3 URI: s3://aws-bigdata-blog/generated_synthetic_reviews/data/product_category=Apparel/ Format: Parquet Select Update node. About the authors Chiho Sugimoto is a Cloud Support Engineer on the AWS Big Data Support team.

Visualization

AWS Big Data

JULY 15, 2025

You can use sample data to extract information from the specific category, update partition metadata, and display query results in the notebook using Python code. To use the sample data provided in this blog post, your domain should be in us-east-1 region. Choose the plus sign, and under Data sources , choose Amazon S3.

Data Processing

AWS Big Data

OCTOBER 30, 2024

Publish data assets – As the data producer from the retail team, you must ingest individual data assets into Amazon DataZone. For this use case, create a data source and import the technical metadata of four data assets— customers , order_items , orders , products , reviews , and shipments —from AWS Glue Data Catalog.

Visualization

AWS Big Data

JANUARY 9, 2025

This feature will be discussed in detail later in this blog. The raw metadata is assumed to be not more than 100Gb. However, the recently introduced disk-based vector search feature eliminates the need for external vector quantization. For detailed implementation steps, see to the OpenSearch documentation.

Optimization

AWS Big Data

FEBRUARY 13, 2025

However, you can use Amazon MSK Replicator to copy all data and metadata from your existing MSK cluster to a new cluster comprising of Express brokers. MSK Replicator offers a built-in replication capability to seamlessly replicate data from one cluster to another. It doesnt explicitly copy the write ACLs except the deny ones.

Metrics

AWS Big Data

DECEMBER 9, 2024

Icebergs branching feature Iceberg offers a branching feature for data lifecycle management, which is particularly useful for efficiently implementing the WAP pattern. The metadata of an Iceberg table stores a history of snapshots. snappy.parquet s3:// /src-data/current/ !aws He works based in Tokyo, Japan.

Data Quality

Cloudera

DECEMBER 3, 2024

Many enterprises have heterogeneous data platforms and technology stacks across different business units or data domains. For decades, they have been struggling with scale, speed, and correctness required to derive timely, meaningful, and actionable insights from vast and diverse big data environments.

Metadata

AWS Big Data

DECEMBER 11, 2024

Data processing and SQL analytics Analyze, prepare, and integrate data for analytics and AI using Amazon Athena, Amazon EMR, AWS Glue, and Amazon Redshift. Data and AI governance Publish your data products to the catalog with glossaries and metadata forms. Big Data Architect. option("sep", ",").load("s3://aws-blogs-artifacts-public/artifacts/BDB-4798/data/venue.csv")

Data Lake

AWS Big Data

JUNE 25, 2025

Each product record contains rich metadata, including title, detailed description, category, color, and price. For more insights, best practices and architectures, and industry trends, refer to Amazon OpenSearch Service blog posts and hands-on workshops at AWS Workshops. For an exhaustive list, refer to Search features.

Dashboards

AWS Big Data

JULY 30, 2025

Are you incurring significant cross Availability Zone traffic costs when running an Apache Kafka client in containerized environments on Amazon Elastic Kubernetes Service (Amazon EKS) that consume data from Amazon Managed Streaming for Apache Kafka (Amazon MSK) topics? An Apache Kafka client consumer will register to read against a topic.

Optimization

AWS Big Data

JULY 8, 2025

More details related to baggage operational database modernization can be found at Enhance the reliability of airlines’ mission-critical baggage handling using Amazon DynamoDB in the AWS Database Blog. Amazon QuickSight can be configured to use Amazon Athena to read the data catalog.

Internet of Things

AWS Big Data

AUGUST 5, 2025

For example, radiology requires high storage capacity and bandwidth for large medical imaging files, along with specialized indexing for metadata searches. For details, see this blog post: Workload management in OpenSearch-based multi-tenant centralized logging platforms. Transition to cold storage for years 3–7.

Insurance

AWS Big Data

MARCH 21, 2025

Traditionally, answering this question would involve multiple data exports, complex extract, transform, and load (ETL) processes, and careful data synchronization across systems. The table metadata is managed by Data Catalog. You can use SageMaker Lakehouse to unify the data across different data sources.

Data Warehouse

erwin

FEBRUARY 13, 2020

When an organization’s data governance and metadata management programs work in harmony, then everything is easier. Data governance is a complex but critical practice. There’s always more data to handle, much of it unstructured; more data sources, like IoT, more points of integration, and more regulatory compliance requirements.

Metadata

AWS Big Data

JULY 29, 2024

In the era of big data, data lakes have emerged as a cornerstone for storing vast amounts of raw data in its native format. They support structured, semi-structured, and unstructured data, offering a flexible and scalable environment for data ingestion from multiple sources.

Metadata

Alation

JULY 19, 2021

What Is Metadata? Metadata is information about data. A clothing catalog or dictionary are both examples of metadata repositories. Indeed, a popular online catalog, like Amazon, offers rich metadata around products to guide shoppers: ratings, reviews, and product details are all examples of metadata.

Metadata

erwin

FEBRUARY 19, 2021

Metadata management is key to wringing all the value possible from data assets. However, most organizations don’t use all the data at their disposal to reach deeper conclusions about how to drive revenue, achieve regulatory compliance or accomplish other strategic objectives. What Is Metadata? Harvest data.

Metadata

erwin

OCTOBER 24, 2019

Untapped data, if mined, represents tremendous potential for your organization. While there has been a lot of talk about big data over the years, the real hero in unlocking the value of enterprise data is metadata , or the data about the data. Metadata Is the Heart of Data Intelligence.

Metadata

AWS Big Data

NOVEMBER 20, 2024

We’re excited to announce a new feature in Amazon DataZone that offers enhanced metadata governance for your subscription approval process. With this update, domain owners can define and enforce metadata requirements for data consumers when they request access to data assets.

Metadata

erwin

DECEMBER 12, 2019

Metadata is an important part of data governance, and as a result, most nascent data governance programs are rife with project plans for assessing and documenting metadata. But in many scenarios, it seems that the underlying driver of metadata collection projects is that it’s just something you do for data governance.

Metadata

Rocket-Powered Data Science

JULY 6, 2021

If you include the title of this blog, you were just presented with 13 examples of heteronyms in the preceding paragraphs. This is accomplished through tags, annotations, and metadata (TAM). Smart content includes labeled (tagged, annotated) metadata (TAM). What you have just experienced is a plethora of heteronyms.

Strategy

Octopai

APRIL 19, 2021

Aptly named, metadata management is the process in which BI and Analytics teams manage metadata, which is the data that describes other data. In other words, data is the context and metadata is the content. Without metadata, BI teams are unable to understand the data’s full story.

Metadata

Octopai

JANUARY 31, 2021

We have identified the top ten sites, videos, or podcasts online that deal with data lineage. Our list of Top 10 Data Lineage Podcasts, Blogs, and Websites To Follow in 2021. Data Engineering Podcast. This podcast centers around data management and investigates a different aspect of this field each week.

Data Governance

Smart Data Collective

OCTOBER 13, 2021

There are countless examples of big data transforming many different industries. There is no disputing the fact that the collection and analysis of massive amounts of unstructured data has been a huge breakthrough. This is something that you can learn more about in just about any technology blog.

Visualization

AWS Big Data

MARCH 2, 2023

Apache Iceberg is an open table format for very large analytic datasets, which captures metadata information on the state of datasets as they evolve and change over time. Iceberg has become very popular for its support for ACID transactions in data lakes and features like schema and partition evolution, time travel, and rollback.

Data Lake

AWS Big Data

SEPTEMBER 11, 2024

This blog post is co-written with Hardeep Randhawa and Abhay Kumar from HPE. Each file arrives as a pair with a tail metadata file in CSV format containing the size and name of the file. This metadata file is later used to read source file names during processing into the staging layer.

Data Architecture

AWS Big Data

JUNE 7, 2023

This is a guest blog post co-written with Sumesh M R from Cargotec and Tero Karttunen from Knowit Finland. They chose AWS Glue as their preferred data integration tool due to its serverless nature, low maintenance, ability to control compute resources in advance, and scale when needed.

Metadata

erwin

JANUARY 14, 2021

When the pandemic first hit, there was some negative impact on big data and analytics spending. Digital transformation was accelerated, and budgets for spending on big data and analytics increased. Technical metadata is what makes up database schema and table definitions.

Digital Transformation