Understanding Modern Data Architecture
Miller Trujillo
Senior Software Engineer
Type of metadata | Data example | Book catalog example |
---|---|---|
Technical metadata | Data types, relationships, column names, data sources | Book's ISBN, number of pages |
Business metadata | Business definitions, rules, data owner | Book's title, author, publisher, genre |
Operational metadata | Timestamps, ETL job status, data quality metrics | Date of book acquisition, condition of the book |
Usage metadata | Who accessed the data, when, and how it was used | Who checked out the book, when, and for how long |
GCP Data Catalog
AWS Glue Catalog
Data catalogs
Understanding Modern Data Architecture