Catalog overview

📄️ Overview

This topic describes what a catalog is, and how to manage and query internal data and external data by using a catalog.

📄️ Default catalog

This topic describes what the default catalog is, and how to query the internal data of StarRocks by using the default catalog.

📄️ Hive catalog

A Hive catalog is a kind of external catalog that is supported by StarRocks from v2.4 onwards. Within Hive catalogs, you can:

🗃️ Iceberg

3 items

📄️ Hudi catalog

A Hudi catalog is a kind of external catalog that enables you to query data from Apache Hudi without ingestion.

📄️ Delta Lake catalog

Query data directly from Delta Lake

📄️ JDBC catalog

StarRocks supports JDBC catalogs from v3.0 onwards.

📄️ Elasticsearch catalog

StarRocks supports Elasticsearch catalogs from v3.1 onwards.

📄️ Paimon catalog

StarRocks supports Paimon catalogs from v3.1 onwards.

📄️ Unified catalog

A unified catalog is a type of external catalog that is provided by StarRocks from v3.2 onwards to handle tables from Apache Hive™, Apache Iceberg, Apache Hudi, Delta Lake, and Apache Kudu data sources as a unified data source without ingestion. With unified catalogs, you can:

📄️ MaxCompute catalog

StarRocks supports Alibaba Cloud MaxCompute (previously known as ODPS) catalogs from v3.3 onwards.

📄️ Kudu catalog

StarRocks supports Kudu catalogs from v3.3 onwards.

📄️ Iceberg Lakehouse tutorial

Iceberg lakehouse in Docker

📄️ Query external data

This topic guides you through querying data from external data sources by using external catalogs.