Chat with users and project developers! We do a Pull Request contributions workflow on GitHub. New users are always welcome! For announcement and discussions about the project. Apache®, Apache Polaris™, Apache Iceberg™, Apache Spark™ are ei…
This guide serves as an introduction to several key entities that can be managed with Apache Polaris (Incubating), describes how to build and deploy Polaris locally, and finally includes examples of how to use Polaris with Apache Spark™. Th…
Polaris can federate an external Iceberg REST catalog (e.g., another Polaris deployment, AWS Glue, or a custom Iceberg REST implementation), enabling a Polaris service to access table and view entities managed by remote Iceberg REST Catalog…
Polaris can federate catalog operations to an existing Hive Metastore (HMS). This lets an external HMS remain the source of truth for table metadata while Polaris brokers access, policies, and multi-engine connectivity. The Hive factory is
This page explains what a realm is and what it is used for in Polaris. A realm in Polaris serves as logical partitioning mechanism within the catalog system. This isolation allows for multitenancy, enabling different teams, environments or
The default polaris-server.yml configuration is intended for development and testing. When deploying Polaris in production, there are several best practices to keep in mind. Notable configuration used to secure a Polaris deployment are outl…
Polaris includes a tool for administrators to manage the metastore. The tool must be built with the necessary JDBC drivers to access the metastore database. For example, to build the tool with support for Postgres, run the following: The ab…
Apache Polaris now provides Catalog support for Generic Tables (non-Iceberg tables), please check out the Catalog API Spec for Generic Table API specs. Along with the Generic Table Catalog support, Polaris is also releasing a Spark client,
Metrics are published using Micrometer; they are available from Polaris’s management interface (port 8282 by default) under the path /q/metrics. For example, if the server is running on localhost, the metrics can be accessed via http://loca…
This section provides information about how access control works for Apache Polaris (Incubating). Polaris uses a role-based access control (RBAC) model in which the Polaris administrator assigns access privileges to catalog roles and then g…
The Polaris Policy framework empowers organizations to centrally define, manage, and enforce fine-grained governance, lifecycle, and operational rules across all data resources in the catalog. A policy in Apache Polaris is a structured enti…
This page provides information on how to configure Apache Polaris (Incubating). Unless stated otherwise, this information is valid both for Polaris Docker images (and Kubernetes deployments) as well as for Polaris binary distributions. Firs…