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Cloudera Schema Registry
What it is
Cloudera Schema Registry centrally stores and manages schemas for streaming applications, helping them validate event data and control changes to producer and consumer formats. It supports Avro and JSON schemas, including Avro logical types, with identifiers, versioning, searchable metadata, and configurable backward, forward, full, or no compatibility checks. The REST API handles schema and version management, file import and export, search, aggregation, and Confluent-compatible endpoints. The Kubernetes Operator edition packages Cloudera Runtime Schema Registry as a Helm chart. Integrations include custom NiFi processors and Kafka serializers and deserializers. Schema metadata can use MySQL, PostgreSQL, or Oracle; serializer and deserializer JARs can use local filesystems or HDFS. TLS can protect application, client, OAuth, and database traffic. Secure Kubernetes installation uses authentication, authorization, channel encryption, and OAuth with an external server. The UI is limited to unauthenticated technical previews or development environments because it lacks OAuth login. Pricing is available on request.
For and against
For
- Supports Avro and JSON schemas
- Offers configurable compatibility modes
- REST API includes import, export, and search
- Kubernetes deployment uses a Helm chart
- Supports TLS and OAuth-based secure installation
Against
- Pricing is available only on request
- UI lacks OAuth login
- Secure Kubernetes installation requires Cloudera license access
- Production security use should rely on REST API
The verdict
Cloudera Schema Registry provides centralized schema governance with versioning, compatibility controls, APIs, and deployment integrations. Its UI limitation and licensing prerequisites matter for teams planning secure production deployments.
Who it suits
It suits streaming applications that need shared schema storage, validation, and controlled message-format evolution. Teams deploying on Kubernetes or integrating with NiFi and Kafka can use its documented deployment and integration paths.
Plans and prices
Streams Messaging
Pricing listed for the Streams Messaging offering; Schema Registry is not separately priced on this page
Read 2 Oct 2026 · cloudera.com
On the record
- API
- Its REST API supports schema and version management, file import and export, search, aggregation, and Confluent-compatible endpoints.docs.cloudera.com · read 2 Oct 2026
- Authentication and authorization
- The documented secure Kubernetes installation configures authentication, authorization, and channel encryption, and uses OAuth authentication with an external OAuth server.docs.cloudera.com · read 2 Oct 2026
- Deployment
- The Kubernetes Operator edition packages Cloudera Runtime Schema Registry as a Helm chart for deployment on Kubernetes.docs.cloudera.com · read 2 Oct 2026
- Formats
- It supports Avro and JSON schemas, including Avro logical types.docs.cloudera.com · read 2 Oct 2026
- Integrations
- Documented integration points include custom NiFi processors and Kafka serializers and deserializers.docs.cloudera.com · read 2 Oct 2026
- Intended users
- The documentation describes the product for streaming applications that need a shared schema repository and safer evolution of producer and consumer message formats.docs.cloudera.com · read 2 Oct 2026
- License requirement
- The documented Kubernetes installation prerequisites include access to a valid Cloudera license and credentials for Cloudera’s artifact repositories.docs.cloudera.com · read 2 Oct 2026
- Purpose
- Schema Registry centrally stores and manages schemas for streaming data so applications can validate their data.docs.cloudera.com · read 2 Oct 2026
- Security
- TLS can secure application, client, OAuth, and database traffic, and Cloudera recommends enabling it for all these categories.docs.cloudera.com · read 2 Oct 2026
- Storage
- Schema metadata storage supports MySQL, PostgreSQL, and Oracle; serializer and deserializer JAR storage supports local filesystems and HDFS, with the local filesystem as default.docs.cloudera.com · read 2 Oct 2026
- Support
- Cloudera states that its cloud and on-premises offerings include enterprise-grade technical support and version, maintenance, and security updates.cloudera.com · read 2 Oct 2026
- UI limitation
- In this release the Schema Registry UI is limited to unauthenticated technical previews or development environments because it does not support OAuth login; production environments requiring security should use the REST API.docs.cloudera.com · read 2 Oct 2026
- Versioning
- Schemas have identifiers and can be versioned, with searchable metadata and configurable backward, forward, full, or no compatibility checks.docs.cloudera.com · read 2 Oct 2026
