Apache ORC

aid: apache-orc
name: Apache ORC
description: Apache ORC is a self-describing, type-aware columnar file format designed for Hadoop workloads. It provides high
  compression ratios and fast read performance for large-scale data processing with support for complex data types.
type: Index
deliveryModel:
  model: unknown
  open_source: false
  commercial: false
  callable_host: false
  label: Delivery model not determined — needs a product licence on record
  confidence: low
  source:
  - openapi
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
position: Consuming
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/apache-orc.png
tags:
- Big Data
- Columnar Storage
- Compression
- File Format
- Hadoop
- Apache
- Open-Source
tags_raw:
- Big Data
- Columnar Storage
- Compression
- File Format
- Hadoop
- Apache
- Open Source
created: '2026-03-16'
modified: '2026-05-19'
url: https://raw.githubusercontent.com/api-evangelist/apache-orc/refs/heads/main/apis.yml
specificationVersion: '0.23'
apis:
- aid: apache-orc:apache-orc-conversion-api
  name: Apache ORC Conversion API
  description: The Conversion API from Apache ORC — 1 operation(s) for conversion.
  humanURL: https://orc.apache.org/docs/
  tags:
  - Conversion
  properties:
  - type: OpenAPI
    url: openapi/apache-orc-conversion-api-openapi.yml
  - type: Documentation
    url: https://orc.apache.org/docs/
- aid: apache-orc:apache-orc-files-api
  name: Apache ORC Files API
  description: The Files API from Apache ORC — 4 operation(s) for files.
  humanURL: https://orc.apache.org/docs/
  tags:
  - File
  tags_raw:
  - Files
  properties:
  - type: OpenAPI
    url: openapi/apache-orc-files-api-openapi.yml
  - type: Documentation
    url: https://orc.apache.org/docs/
- aid: apache-orc:apache-orc-operations-api
  name: Apache ORC Operations API
  description: The Operations API from Apache ORC — 1 operation(s) for operations.
  humanURL: https://orc.apache.org/docs/
  tags: []
  tags_raw:
  - Operations
  properties:
  - type: OpenAPI
    url: openapi/apache-orc-operations-api-openapi.yml
  - type: Documentation
    url: https://orc.apache.org/docs/
maintainers:
- FN: Kin Lane
  email: info@apievangelist.com
common:
- type: Website
  url: https://www.apache.org/
- type: AgenticAccess
  url: agentic-access/apache-orc-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/apache-orc-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/apache-orc-domain-security.yml
- type: GitHubOrganization
  url: https://github.com/apache/orc
- type: Documentation
  url: https://orc.apache.org/
- type: SpectralRules
  url: rules/apache-orc-spectral-rules.yml
- type: Vocabulary
  url: vocabulary/apache-orc-vocabulary.yaml
- type: JSONLD
  url: json-ld/apache-orc-context.jsonld
- type: Blog
  url: https://orc.apache.org/news/
- type: Features
  data:
  - name: Columnar Storage
    description: Stores data by column for efficient compression and query performance
  - name: Predicate Pushdown
    description: Skip reading data that does not match query predicates
  - name: Column Projection
    description: Read only the columns needed for a query
  - name: ACID Support
    description: Full ACID transactional support when used with Apache Hive
  - name: Schema Evolution
    description: Add, rename, and remove columns while preserving backward compatibility
  - name: Compression
    description: Supports ZLIB, Snappy, LZO, LZ4, and ZSTD compression codecs
- type: UseCases
  data:
  - name: Hive Data Warehousing
    description: Store Hive tables in highly efficient ORC format
  - name: Spark Analytics
    description: Process large ORC datasets with Apache Spark SQL
  - name: Presto/Trino Queries
    description: Fast analytical queries over ORC files with Presto or Trino
  - name: Data Lake Storage
    description: Efficient columnar storage for data lake architectures
- type: Integrations
  data:
  - name: Apache Hive
    description: Native ORC support as default Hive storage format
  - name: Apache Spark
    description: ORC data source support in Spark SQL
  - name: Presto/Trino
    description: Fast ORC reading with native vectorized reader
  - name: Apache Flink
    description: ORC file format support for batch and streaming
  - name: Apache Arrow
    description: ORC to Arrow conversion for in-memory analytics