Apache Hudi · Schema

HudiTable

Apache Hudi table metadata and configuration

ACIDApacheBig DataData LakeIncremental ProcessingLakehouseOpen Source

Properties

Name	Type	Description
tableName	string	Hudi table name
basePath	string	HDFS or S3 base path for the table
tableType	string	Table type (COPY_ON_WRITE or MERGE_ON_READ)
schema	string	Avro schema string for the table
preCombineField	string	Field used for deduplication ordering
recordKeyField	string	Field used as record key
partitionPathField	string	Field used for partitioning

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://api-evangelist.github.io/apache-hudi/json-schema/hudi-huditable-schema.json",
  "title": "HudiTable",
  "type": "object",
  "description": "Apache Hudi table metadata and configuration",
  "properties": {
    "tableName": {
      "type": "string",
      "description": "Hudi table name",
      "example": "orders"
    },
    "basePath": {
      "type": "string",
      "description": "HDFS or S3 base path for the table",
      "example": "s3://my-bucket/hudi/orders"
    },
    "tableType": {
      "type": "string",
      "description": "Table type (COPY_ON_WRITE or MERGE_ON_READ)",
      "example": "COPY_ON_WRITE"
    },
    "schema": {
      "type": "string",
      "description": "Avro schema string for the table",
      "example": "{}"
    },
    "preCombineField": {
      "type": "string",
      "description": "Field used for deduplication ordering",
      "example": "ts"
    },
    "recordKeyField": {
      "type": "string",
      "description": "Field used as record key",
      "example": "order_id"
    },
    "partitionPathField": {
      "type": "string",
      "description": "Field used for partitioning",
      "example": "order_date"
    }
  }
}