AWS Glue Data Catalog

AWS Glue Data Catalog is a centralized repository that stores information about your data's structure, location, and format across various data sources. Think of it as a detailed, organized database of metadata—data about your data—that makes it easier to find, understand, and manage your data assets. It enables automated data discovery, schema versioning, and integration with data processing tools, simplifying data management and facilitating efficient data analysis and transformation tasks in the cloud environment.