what is apache atlas

Atlas is a set of core foundational governance services that are scalable and extensible - enabling enterprises to effectively and efficiently meet compliance needs in Hadoop and allowing integration with the entire enterprise data ecosystem.

Apache Atlas provides organizations with open metadata management and governance capabilities to catalog their data assets, classify and manage those assets, and provide data scientists, Analysts and data governance teams provide collaborative capabilities around these data assets.

Features

Metadata types and instances

Predefined types for various Hadoop and non-Hadoop metadata

As required Managed metadata Ability to define new types

Types can have primitive properties, complex properties, object references; can inherit from other types.

Instances of types, called entities, capture metadata object details and their relationships

REST API works with types and instances for easier integration

Classification

The ability to dynamically create classifications, such as PII, ExIPRESION, DATAAL quality, sensitive

Classifications can include attributes, such as the expiry_date attribute in the EXPIRES_ON classification

Entities can be associated with Multiple classifications are associated, allowing for easier discovery and secure enforcement.

Propagate classification through lineage - automatically ensure classification follows data through various processing

Search/Discover

By type, classification, attribute Intuitive UI for searching entities by value or free text

Rich REST API to enable complex standard searches

SQL-like query language for searching entities - Domain Specific Language (DSL)

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