{"id":11824,"date":"2024-07-24T10:34:58","date_gmt":"2024-07-24T10:34:58","guid":{"rendered":"http:\/\/173.255.243.198\/solix\/?post_type=kb&p=11824"},"modified":"2024-07-24T10:38:51","modified_gmt":"2024-07-24T10:38:51","slug":"medallion-architecture-2","status":"publish","type":"kb","link":"http:\/\/173.255.243.198\/solix\/kb\/medallion-architecture-2\/","title":{"rendered":"Medallion Architecture"},"content":{"rendered":"

What is Medallion Architecture?<\/b><\/h2>\n

The Medallion Architecture is a data design pattern for a Data Lakehouse. It consists of three layers: bronze, silver, and gold, with each representing a progressively higher level of quality as the data flows through them.<\/p>\n

The Layers of the Architecture<\/b><\/h3>\n
    \n
  • Bronze Layer (Raw Data):<\/b>\n

    Data, from various sources across the enterprise is ingested into the bronze layer. The data is stored in its raw, \u201cas-is\u201d native format, where the it remains append-only and immutable. <\/p>\n

    This safeguards data integrity with the ability to provide a historical archive of sources with data lineage and audits.<\/li>\n

  • Silver Layer (Cleaned, Validated & Transformed Data):<\/b>\n

    The silver layer is where the ingested data gets structured and enriched. The data can be further used downstream for operational and analytical purposes.<\/p>\n

    The Silver layer gives the ingested data an overview, enabling data engineers, architects, and analysts to create AI, machine learning, BI & reporting projects in the Gold layer within the Medallion architecture of a Data Lakehouse.<\/li>\n

  • Gold Layer (Curated, Business-level Data):<\/b>\n

    This layer houses curated, high-quality data in project-specific databases optimized for efficient querying and analyses to meet business needs.<\/p>\n

    After the gold stage, the data stored within the lakehouse should be ready for consumption by data teams and business users alike.<\/p>\n

    Analysts primarily depend on core gold tables for their key tasks, and information shared with clients & external stakeholders is seldom stored beyond this level.<\/li>\n<\/ul>\n

    \"Medallion<\/p>\n

    Benefits of Medallion Architecture in a Data Lakehouse<\/b><\/h2>\n

    Medallion architecture offers a powerful and organized approach to managing data in your lakehouse and it brings numerous benefits to your data operations:<\/p>\n

      \n
    • Enhanced Data Quality & Governance:<\/b>\n

      Gradual Refinement:<\/b> Data progresses through a series of cleaning and transformation steps, ensuring improved accuracy and consistency at each stage.<\/p>\n

      Historical Integrity:<\/b> Raw data remains untouched in the bronze layer, preserving the complete and unaltered version of your data history.<\/p>\n

      Reduced Errors:<\/b> Validation and standardization in the silver layer minimize downstream errors and inconsistencies.<\/p>\n

      Improved Data Governance:<\/b> Layered structure facilitates security and access control mechanisms for sensitive data.<\/li>\n

    • Improved Analytics Performance:<\/b>\n

      Optimized Data Layout:<\/b> The gold layer stores data in a format specifically designed for efficient querying and analysis, and this leads to faster insights.<\/p>\n

      Reduced Processing Overhead:<\/b> Pre-computed and aggregated data minimizes the need for repetitive calculations, boosting query performance.<\/p>\n

      Scalability and Flexibility:<\/b> The layered design accommodates diverse data sources and easily scales to handle growing data volumes.<\/li>\n

    • Transparency and Accessibility:<\/b>\n

      Single Source of Truth:<\/b> The gold layer serves as a unified and reliable data source for all analytics and reporting needs.<\/p>\n

      Democratized Data Access:<\/b> Standardized data formats and clear lineage facilitate data utilization by various stakeholders across the organization.<\/p>\n

      Version Control and Auditing:<\/b> Track changes and maintain data lineage within each layer, enabling transparent version control and auditability.<\/li>\n<\/ul>\n

      By incorporating these benefits, medallion architecture empowers your data lakehouse to become a reliable and efficient engine for generating insightful analytics and informing data-driven decisions throughout your organization.<\/p>\n

      FAQs<\/b><\/h4>\n

      Can Medallion Architecture be implemented in a hybrid cloud environment?<\/b><\/p>\n

      Yes, Medallion Architecture is adaptable to hybrid cloud environments. The layered approach can be implemented across different cloud platforms and on-premises infrastructure.<\/p>\n

      What are some common challenges in implementing Medallion Architecture?<\/b><\/p>\n

        \n
      • Data Quality:<\/b> Ensuring data accuracy and consistency throughout the layers can be challenging.<\/li>\n
      • Data Governance:<\/b> Establishing clear data ownership and access controls is crucial.<\/li>\n
      • Technical Expertise:<\/b> Requires skilled data engineers and architects to design and manage the architecture.<\/li>\n<\/ul>\n

        How does Medallion Architecture support data democratization?<\/b><\/p>\n

        By providing a clear and structured data landscape, Medallion architecture makes data accessible to a wider audience. The gold layer, in particular, offers standardized data that can be easily consumed by business users for insights and decision-making.<\/p>\n","protected":false},"excerpt":{"rendered":"

        What is Medallion Architecture? The Medallion Architecture is a data design pattern for a Data Lakehouse. It consists of three layers: bronze, silver, and gold, with each representing a progressively higher level of quality as the data flows through them. The Layers of the Architecture Bronze Layer (Raw Data): Data, from various sources across the […]<\/p>\n","protected":false},"author":127197,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-11824","kb","type-kb","status-publish","hentry","post"],"_links":{"self":[{"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/kb\/11824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/kb"}],"about":[{"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/types\/kb"}],"author":[{"embeddable":true,"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/users\/127197"}],"replies":[{"embeddable":true,"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/comments?post=11824"}],"version-history":[{"count":7,"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/kb\/11824\/revisions"}],"predecessor-version":[{"id":11832,"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/kb\/11824\/revisions\/11832"}],"wp:attachment":[{"href":"http:\/\/173.255.243.198\/solix\/wp-json\/wp\/v2\/media?parent=11824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}