HCatalog is a table and storage management layer for Hadoop that enables users with different data processing tools — Pig, MapReduce — to more easily read and write data on the grid.
This is the HCatalog manual.
This is the HCatalog Manual. It will include all of the chapters from the HCatalog 0.5.0 documentation (updated where appropriate) as soon as they can be converted to wiki format. In the meantime, links to HCatalog 0.5.0 chapters on the Hive site are provided.
- Overview
- Installation from Tarball
- HCatalog Configuration Properties
- Load and Store Interfaces
- Input and Output Interfaces
- Reader and Writer Interfaces
- Command Line Interface
- Storage Formats
- Dynamic Partitioning
- Notification
- Storage Based Authorization
The old HCatalog wiki page has many other documents including additional user documentation, further information on HBase integration, and resources for contributors.
For information about the REST API for HCatalog, WebHCat (formerly Templeton), which is the REST API for HCatalog, see WebHCat.see the WebHCat Manual.
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