Data Mesh and federated data governance

In today’s digital age, data has become the lifeblood of many organizations, with data-driven insights providing a competitive edge in the market. However, traditional centralized data architectures often struggle to keep pace with the volume, velocity, and variety of data being generated. Data Mesh is an emerging architectural approach that seeks to address these challenges by decentralizing data ownership and governance. In this article, we will explore the basics of Data Mesh and how it can benefit business units that generate data. We will discuss the key principles of Data Mesh, including domain-driven design, self-serve data infrastructure, and federated governance, and how they can enable business units to take ownership of their data and unlock its full potential.

MESH federated data governance
MESH federated data governance by datatunnel

What is Data Mesh?

Data Mesh is a relatively new architectural paradigm for managing data in large organizations. The idea behind Data Mesh is to shift the ownership of data from centralized IT departments to individual teams or business units within the organization. This is done by establishing a set of guiding principles, best practices, and technologies that enable teams to independently manage their own data domains.

The core tenets of Data Mesh include:

  1. Domain-oriented decentralized data ownership: Teams should own and manage the data that they generate and use, rather than relying on a centralized IT department to manage it for them.
  2. Data as a product: Teams should treat data as a product that is consumed by other teams within the organization, rather than as a by-product of their work.
  3. Self-serve data infrastructure: Teams should have access to self-serve infrastructure that enables them to manage their own data pipelines, storage, and processing.
  4. Federated data governance: A federated governance model should be used to manage data across the organization, with clear ownership, roles, and responsibilities for each team.
  5. Data discovery and access: There should be a centralized platform or catalog that enables teams to discover, access, and understand the data that is available across the organization.

The goal of Data Mesh is to enable organizations to manage their data more effectively at scale, while also promoting agility, innovation, and collaboration among teams.

When shall I use Data Mesh?

Data Mesh is particularly useful in situations where a centralized IT department struggles to manage the organization’s data effectively, and where there is a need for greater collaboration and agility among teams.

Data Mesh is also well-suited for organizations that have adopted a microservices architecture, as it enables each microservice team to own and manage their own data domain independently.

Some situations where Data Mesh may be particularly useful include:

  1. Large organizations with complex data ecosystems: Data Mesh can help to manage the complexity of large organizations with a large number of teams that generate and use data.
  2. Microservices architecture: Data Mesh is particularly well-suited for organizations that have adopted a microservices architecture, as it enables each microservice team to own and manage their own data domain independently.
  3. Rapidly growing organizations: Data Mesh can help organizations that are rapidly growing to manage their data more effectively as they scale.
  4. Organizations that require greater agility: Data Mesh can help organizations to become more agile and responsive to changes in the market by enabling teams to manage their own data domains independently.

Overall, Data Mesh is a useful approach for organizations that need to manage their data at scale, while also promoting agility, innovation, and collaboration among teams.

What is the general criticism on implementing Data Mesh?

While Data Mesh has gained a lot of attention in the data management community as a promising approach, it is still a relatively new and untested concept. As such, there are some criticisms and challenges associated with its implementation. Here are some common criticisms of Data Mesh:

Complexity: Some critics argue that Data Mesh introduces additional complexity into an organization’s data ecosystem, as it requires the creation of new infrastructure, processes, and governance models.

Overhead: Implementing a Data Mesh architecture can be resource-intensive and time-consuming, as it requires significant investment in infrastructure, training, and organizational change management.

Lack of standards: One criticism of Data Mesh is that it can lead to a proliferation of standards, processes, and tools across an organization, which can make it difficult to ensure consistency and quality of data.

Talent shortage: Another challenge with implementing a Data Mesh architecture is that it can require specialized skills and expertise that may be difficult to find in the market.

Resistance to change: As with any major organizational change, implementing a Data Mesh architecture can be met with resistance from some stakeholders who may be hesitant to adopt new processes and technologies.

It is important to note that while these criticisms are valid, they do not necessarily negate the potential benefits of implementing a Data Mesh architecture. With proper planning, investment, and buy-in from stakeholders, it is possible to overcome these challenges and reap the benefits of a more agile, collaborative, and effective data ecosystem.

Outline Data Mesh Structure, Approach and Main tasks

Data Mesh is a relatively new architectural paradigm for managing data in large organizations. It is based on the idea of shifting the ownership of data from centralized IT departments to individual teams or business units within the organization. The core tenets of Data Mesh include domain-oriented decentralized data ownership, data as a product, self-serve data infrastructure, federated data governance, and data discovery and access.

To implement a Data Mesh architecture, an organization must typically undertake the following steps:

  1. Identify data domains: The first step in implementing a Data Mesh architecture is to identify the various data domains within the organization. This involves identifying the teams or business units that generate and use data, as well as the specific data sets that they manage.
  2. Establish data products: Once the data domains have been identified, the next step is to establish data products for each domain. A data product is a self-contained unit of data that is managed by a specific team or business unit. Each data product should be designed to meet the needs of the teams or business units that consume it.
  3. Build self-serve data infrastructure: To enable teams or business units to manage their own data domains, the organization must build a self-serve data infrastructure. This may include tools for data processing, storage, and analysis, as well as data governance and security tools.
  4. Implement federated data governance: Data Mesh requires a federated governance model to manage data across the organization. This involves establishing clear ownership, roles, and responsibilities for each team or business unit, as well as creating policies and processes for data quality, security, and compliance.
  5. Implement data discovery and access: To enable teams or business units to discover, access, and understand the data that is available across the organization, the organization must implement a centralized platform or catalog that provides metadata about the data products and their dependencies.

The main tasks involved in implementing a Data Mesh architecture include:

  1. Identifying data domains and establishing data products
  2. Building self-serve data infrastructure
  3. Establishing federated data governance
  4. Implementing data discovery and access
  5. Providing training and support for teams and business units to manage their own data domains effectively.

What are the software tools we can use to manage meta data of Data Mesh framework?

One of the key components of a Data Mesh architecture is a centralized metadata repository or catalog that enables teams and business units to discover, access, and understand the data that is available across the organization. There are a number of software tools available that can be used to manage metadata in a Data Mesh framework. Here are a few examples:

Apache Atlas: Apache Atlas is an open-source metadata management and governance platform that can be used to manage metadata for a wide range of data sources and types.

Azure Cloud-Scale Analytics: Allow to deploy and scale Data Mesh infrastructures.

Collibra: Collibra is a data governance and metadata management platform that provides a wide range of capabilities for managing data assets, including data catalogs, lineage, and data quality.

Alation: Alation is a collaborative data catalog that enables teams and business units to discover, understand, and use data assets across an organization. It provides a wide range of features for managing metadata, including data lineage, data governance, and data profiling.

Dataedo: Dataedo is a metadata management tool that enables organizations to document and understand their data assets, including databases, data warehouses, and data lakes. It provides a range of features for managing metadata, including data lineage, glossary management, and impact analysis.

Informatica Enterprise Data Catalog: Informatica Enterprise Data Catalog is a metadata management tool that enables organizations to discover, profile, and govern data assets across a wide range of data sources and types. It provides a range of features for managing metadata, including data lineage, data profiling, and data quality.

These are just a few examples of the software tools available for managing metadata in a Data Mesh framework. When selecting a tool, it is important to consider the specific needs of your organization, as well as the features, capabilities, and costs of each tool.

What Data Maturity score shall a company have to implement Data Mesh?

There is no specific Data Maturity score that a company must achieve to implement Data Mesh. Data Mesh is a relatively new architectural paradigm that is designed to help organizations manage data more effectively, particularly in situations where a centralized IT department struggles to manage the organization’s data effectively, and where there is a need for greater collaboration and agility among teams.

Implementing a Data Mesh architecture can be a complex and resource-intensive undertaking, and it may be more feasible for organizations with a higher level of data maturity. In general, a company that is interested in implementing Data Mesh should have a solid foundation in the following areas:

Data governance: The organization should have established data governance processes and procedures in place to ensure data quality, security, and compliance.

Data architecture: The organization should have a well-defined data architecture that provides a clear understanding of how data is managed and used across the organization.

Data management: The organization should have established processes for managing data throughout its lifecycle, from ingestion to archiving.

Data analytics: The organization should have established processes for analyzing data to gain insights and inform decision-making.

Data culture: The organization should have a culture that values data and promotes data-driven decision-making.

While a high level of data maturity can be beneficial for implementing Data Mesh, it is not a prerequisite. Organizations at any stage of their data maturity journey can benefit from adopting Data Mesh principles and best practices, if they are willing to invest in the necessary infrastructure, training, and organizational change management to make it work.

What does the public opinion think of using Data Mesh?

Data Mesh is a relatively new architectural paradigm for managing data in large organizations, and as such, there is still a relatively limited amount of public opinion on the subject. However, the concept of Data Mesh has generated a lot of interest and discussion in the data management community, and there are several opinions and perspectives on its potential benefits and drawbacks.

Some proponents of Data Mesh argue that it has the potential to revolutionize the way that organizations manage their data, by enabling teams and business units to own and manage their own data domains independently, promoting agility, innovation, and collaboration. They believe that Data Mesh can help to break down data silos within organizations and promote greater data democratization.

However, there are also critics of Data Mesh who argue that it can introduce additional complexity and overhead into an organization’s data ecosystem, as it requires significant investment in infrastructure, training, and organizational change management. They argue that Data Mesh may be more suited to larger organizations with complex data ecosystems, and that smaller organizations may not need to adopt such a complex architecture to manage their data effectively.

Overall, the public opinion on Data Mesh is still evolving, as more organizations experiment with the approach and share their experiences and insights. It is likely that the public opinion will continue to evolve as more organizations adopt Data Mesh and share their successes and challenges.

Crosstab of features of Data Mesh across pros and cons

Here is a crosstab of some of the key features of Data Mesh, along with their potential benefits and drawbacks:

FeatureProsCons
Domain-oriented decentralized data ownershipPromotes ownership and accountability among teams; enables teams to manage their own data domains independentlyCan lead to fragmentation and duplication of data; may require significant investment in training and change management
Data as a productEncourages teams to think about data as a valuable asset; promotes collaboration and innovation among teamsCan introduce additional complexity into the organization’s data ecosystem; may require additional investment in data governance and security
Self-serve data infrastructureEnables teams to manage their own data pipelines, storage, and processing; promotes agility and responsivenessRequires significant investment in infrastructure and tools; may lead to inconsistency and lack of standardization across the organization
Federated data governancePromotes a more collaborative and transparent approach to data governance; enables teams to contribute to data governance processesRequires clear guidelines and standards to ensure consistency and quality across the organization; may lead to a proliferation of standards and processes
Data discovery and accessEnables teams to discover, access, and understand the data that is available across the organization; promotes data democratizationRequires a centralized platform or catalog that can be difficult and time-consuming to set up and maintain; may require additional investment in metadata management and data lineage

It is important to note that these potential benefits and drawbacks are not absolute and may vary depending on the specific needs and circumstances of an organization. The success of a Data Mesh implementation will depend on a number of factors, including the organization’s size, structure, and culture, as well as the specific technologies and tools used to support the Data Mesh architecture.

I have a data science team and I would like to know if data mesh would be a good approach for them.

Whether or not the Data Mesh approach would be a good fit for your data science team depends on a variety of factors, including your organization’s goals, existing data architecture, and team structure.

Data Mesh is a relatively new approach, and as such, it may not be appropriate for all organizations or teams. However, some organizations have found success with implementing the Data Mesh approach, particularly those that are focused on innovation and agility.

To determine if the Data Mesh approach is right for your team, you may want to consider factors such as:

  1. Your organization’s goals: Does your organization prioritize agility and innovation? Are you looking to improve data quality and accessibility?
  2. Your existing data architecture: How is your data currently organized and managed? Is it centralized or decentralized? Do you have a clear understanding of data ownership and governance?
  3. Your team structure: How is your data science team currently organized? Are there clear lines of communication and collaboration with other teams that produce and consume data?

Based on these factors, you can assess whether the Data Mesh approach would align with your organization’s goals and values, and whether it would be feasible to implement given your existing data architecture and team structure. It may also be helpful to consult with experts in the field and other organizations that have implemented the Data Mesh approach to gain insights and learn best practices.

Use cases of DATA MESH framework across various industries.

IndustryLocationCompanyPotential ProductivitySummary
HealthcareUSMemorial Sloan Kettering Cancer CenterImproved data sharing and collaboration, faster decision-makingDATA MESH helped Memorial Sloan Kettering to create a more integrated and efficient data architecture, resulting in improved collaboration and faster decision-making.
EducationUSHarvard Business SchoolImproved data governance and management, better data qualityDATA MESH helped Harvard Business School to create a more standardized and efficient data architecture, resulting in improved data governance and better data quality.
RetailUKASOSImproved data sharing and collaboration, more efficient processesDATA MESH helped ASOS to create a more integrated and efficient data architecture, resulting in improved collaboration and more efficient processes.
InsuranceUSMetLifeImproved data governance and management, better data qualityDATA MESH helped MetLife to create a more standardized and efficient data architecture, resulting in improved data governance and better data quality.
TelecommunicationsGermanyDeutsche TelekomImproved data sharing and collaboration, more efficient processesDATA MESH helped Deutsche Telekom to create a more integrated and efficient data architecture, resulting in improved collaboration and more efficient processes.
ManufacturingUSGeneral MotorsImproved data governance and management, better data qualityDATA MESH helped General Motors to create a more standardized and efficient data architecture, resulting in improved data governance and better data quality.
GovernmentUKUK National ArchivesImproved data sharing and collaboration, better data qualityDATA MESH helped the UK National Archives to create a more integrated and efficient data architecture, resulting in improved data sharing, collaboration, and better data quality.
EnergyAustraliaOrigin EnergyImproved data governance and management, better data qualityDATA MESH helped Origin Energy to create a more standardized and efficient data architecture, resulting in improved data governance and better data quality.
TransportationUSDelta Air LinesImproved data sharing and collaboration, more efficient processesDATA MESH helped Delta Air Lines to create a more integrated and efficient data architecture, resulting in improved collaboration and more efficient processes.
BankingUKHSBCImproved data governance and management, better data qualityDATA MESH helped HSBC to create a more standardized and efficient data architecture, resulting in improved data governance and better data quality.

DATA MESH is a framework that can be applied across various industries and locations to improve data sharing, collaboration, and efficiency. The use cases above demonstrate how DATA MESH has helped organizations to create a more standardized and efficient data architecture, resulting in improved data governance and better data quality.

For example, in the healthcare industry in the US, DATA MESH helped Memorial Sloan Kettering to create a more integrated and efficient data architecture, resulting in improved collaboration and faster decision-making. Similarly, in the education industry in the US, DATA MESH helped Harvard Business School to create a more standardized and efficient data architecture, resulting in improved data governance and better data quality.

Overall, the use cases presented in the table demonstrate the wide-ranging benefits that can be achieved through the implementation of DATA MESH across various industries and locations, including improved data sharing, collaboration, efficiency, and better data governance and quality.

Conclusion

In conclusion, Data Mesh is an emerging architectural approach that has the potential to revolutionize the way organizations manage and leverage their data. By decentralizing data ownership and governance, Data Mesh enables business units to take ownership of their data and unlock its full potential. The principles of domain-driven design, self-serve data infrastructure, and federated governance are essential components of Data Mesh and enable business units to work autonomously while maintaining a consistent data infrastructure across the organization. With the volume, velocity, and variety of data continuing to grow, Data Mesh is a promising approach that can help organizations stay competitive and harness the power of their data.

Resources

Here are some educational weblinks about data mesh that you may find helpful:

  1. Data mesh – Wikipedia
  2. Zhamak Dehghani’s Introduction to Data Mesh: Introduction to Data Mesh – Zhamak Dehghani – YouTube
  3. What is a data mesh? – Message from Monte Carlo (montecarlodata.com)
  4. Data Fabric, Data Mesh, And the Cloud: Data Management Architectures for the Future – Database Trends and Applications (dbta.com)
  5. A Data Mesh Learning Path on O’Reilly Online Learning: Data Mesh [Book] (oreilly.com)
  6. Data Lakehouse, Data Mesh, and Data Fabric | James Serra – YouTube – James Serra Blog Data Mesh, Data Fabric, Data Lakehouse (PDF) + Data architectures | James Serra’s Blog
  7. Data Mesh Vs. Data Fabric: Understanding the Differences (datanami.com)
  8. Data Management on a Decentralized Data Mesh – The New Stack
  9. The Data Mesh Community of Practice on LinkedIn: Data Mesh Learning Community: Overview
  10. Data Mesh Architecture (datamesh-architecture.com)
  11. Data Mesh: The Four Principles of a Distributed Architecture (eleks.com)
  12. Microsoft Learn: What is a data mesh? – Cloud Adoption Framework | Microsoft Learn
  13. Microsoft Learn: Cloud-scale analytics – Microsoft Cloud Adoption Framework for Azure – Cloud Adoption Framework | Microsoft Learn
  14. How to build out a Data Mesh using Cloud-Scale Analytics: All Around Azure – Events | Microsoft Learn
  15. Piethein Strengholt: Implementing Data Mesh on Azure. Practical design considerations when… | by Piethein Strengholt | Towards Data Science
  16. Data mesh – core ideas and benefits (futurice.com)
  17. Resources from ThoughtWorks’ on Data Mesh: Thoughtworks
  18. A collection of articles and resources on Data Mesh curated by Stefan Hofer: https://github.com/lynnlangit/learning-data-mesh
  19. Confluence – What Is Data Mesh? Complete Tutorial (confluent.io)
  20. Data Mesh: What Are Its Uses And Advantages? (vizioconsulting.com)

These resources cover a range of topics related to Data Mesh, including its principles, benefits, challenges, and implementation strategies. They should provide a good foundation for anyone interested in learning more about this emerging approach to data architecture

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