Remove Data Processing Remove Metadata Remove Statistics
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Enhance query performance using AWS Glue Data Catalog column-level statistics

AWS Big Data

Today, we’re making available a new capability of AWS Glue Data Catalog that allows generating column-level statistics for AWS Glue tables. These statistics are now integrated with the cost-based optimizers (CBO) of Amazon Athena and Amazon Redshift Spectrum , resulting in improved query performance and potential cost savings.

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What you need to know about product management for AI

O'Reilly on Data

But there’s a host of new challenges when it comes to managing AI projects: more unknowns, non-deterministic outcomes, new infrastructures, new processes and new tools. You might have millions of short videos , with user ratings and limited metadata about the creators or content. Machine learning adds uncertainty.

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HEMA accelerates their data governance journey with Amazon DataZone

AWS Big Data

Each service is hosted in a dedicated AWS account and is built and maintained by a product owner and a development team, as illustrated in the following figure. Delta tables technical metadata is stored in the Data Catalog, which is a native source for creating assets in the Amazon DataZone business catalog.

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Top 15 data management platforms

CIO Business Intelligence

Others aim simply to manage the collection and integration of data, leaving the analysis and presentation work to other tools that specialize in data science and statistics. Its cloud-hosted tool manages customer communications to deliver the right messages at times when they can be absorbed.

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The Ultimate Guide to Modern Data Quality Management (DQM) For An Effective Data Quality Control Driven by The Right Metrics

datapine

It involves: Reviewing data in detail Comparing and contrasting the data to its own metadata Running statistical models Data quality reports. Many companies use so-called “legacy systems” for their databases that are decades old, and when the inevitable transition time comes, there’s a whole host of problems to deal with.

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Top 15 data management platforms available today

CIO Business Intelligence

These sources include ad marketplaces that dump statistics about audience engagement and click-through rates, sales software systems that report on customer purchases, and websites — and even storeroom floors — that track engagement. Along the way, metadata is collected, organized, and maintained to help debug and ensure data integrity.

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The importance of data ingestion and integration for enterprise AI

IBM Big Data Hub

Limited data scope and non-representative answers: When data sources are restrictive, homogeneous or contain mistaken duplicates, statistical errors like sampling bias can skew all results. Data ingestion must be done properly from the start, as mishandling it can lead to a host of new issues.