You're reading from Data Engineering with AWS - Second Edition

Product typeBook

Published inOct 2023

PublisherPackt

ISBN-139781804614426

Edition2nd Edition

Concepts

Data Engineering

Author (1)

Gareth Eagar

Data quality, data profiling, and data lineage

In this section we look at three different, but related, concepts: data quality, data profiling, and data lineage. Each of these aspects of data governance are important tools for ensuring that data that is shared within your organization is of high quality, and that teams across your organization can have confidence when accessing and using the data.

Data quality

Having high quality data is essential for ensuring that an organization is equipped to make the best data-driven decisions, and to be effective in all activities that are data driven (such as marketing campaigns). There are many different aspects to measuring data quality, and data quality is important in all phases of the data lifecycle. If data in the source production database is not captured correctly, then when that data is copied over to analytical systems the analytical system will have incorrect or missing data. For example, if the source system does not enforce that date...

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Data Engineering with AWS - Second Edition

Published in: Oct 2023Publisher: PacktISBN-13: 9781804614426

Author (1)

Gareth Eagar

Gareth Eagar has over 25 years of experience in the IT industry, starting in South Africa, working in the United Kingdom for a while, and now based in the USA. Having worked at AWS since 2017, Gareth has broad experience with a variety of AWS services, and deep expertise around building data platforms on AWS. While Gareth currently works as a Solutions Architect, he has also worked in AWS Professional Services, helping architect and implement data platforms for global customers. Gareth frequently speaks on data related topics.
Read more about Gareth Eagar

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You're reading from Data Engineering with AWS - Second Edition

Data quality, data profiling, and data lineage

Data quality

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