Apache ORC · Schema

ColumnStatistics

ColumnStatistics schema from Apache ORC

Big DataColumnar StorageCompressionFile FormatHadoopApacheOpen Source

Properties

Name Type Description
columnIndex integer
columnName string
valueCount integer
nullCount integer
hasMinimum boolean
minimum string
maximum string
View JSON Schema on GitHub

JSON Schema

apache-orc-column-statistics-schema.json Raw ↑ 
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/apache-orc/refs/heads/main/json-schema/apache-orc-column-statistics-schema.json",
  "title": "ColumnStatistics",
  "description": "ColumnStatistics schema from Apache ORC",
  "type": "object",
  "properties": {
    "columnIndex": {
      "type": "integer",
      "example": 0
    },
    "columnName": {
      "type": "string",
      "example": "customer_id"
    },
    "valueCount": {
      "type": "integer",
      "example": 999500
    },
    "nullCount": {
      "type": "integer",
      "example": 500
    },
    "hasMinimum": {
      "type": "boolean",
      "example": true
    },
    "minimum": {
      "type": "string",
      "example": "1"
    },
    "maximum": {
      "type": "string",
      "example": "999999"
    }
  }
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this
  • find_json_schemasBrowse and filter every JSON Schema in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This JSON Schema 
curl "https://apis.io/api/v1/json-schemas/apache-orc-column-statistics"
All schemas 
curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.