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loader_mapping.schema_v0_0_1.json
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loader_mapping.schema_v0_0_1.json
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{
"$schema": "https://json-schema.org/draft-07/schema#",
"$id": "https://arangodb.com/schemas/dataloader/loader_mapping.schema.json",
"title": "Data Loader Mapping",
"description": "Specification of a data mapping from external data formats and sources to ArangoDB",
"type": "object",
"properties": {
"version": {
"type": "string",
"description": "The loader mapping schema version that your mapping complies with"
},
"sources": {
"type": "array",
"items": {
"type": "object",
"properties": {
"sourceName": {
"type": "string",
"description": "Name of data source for use in mappings"
},
"sourceURIS": {
"type": "array",
"description": "A list of source URIs to be read from (e.g. local file locations)",
"items": { "type": "string" }
},
"sourceType": {
"type": "string",
"enum": [
"csv",
"parquet",
"json",
"jsonl"
]
},
"sourceTypeOptions": {
"type": "object",
"description": "Source Type Specific Properties (e.g. whether or not a CSV has a header, column names, etc.)"
},
"fieldSchema": {
"type": "array",
"items": {
"$ref": "#/definitions/fieldDefinition"
}
}
},
"required": [
"sourceName",
"sourceURIS",
"sourceType",
"fieldSchema"
]
},
"minItems": 1
},
"graphDefinition": {
"type": "object",
"properties": {
"graph": {
"type": "object",
"properties": {
"name": { "type": "string" },
"vertexCollections": {
"type": "array",
"items": { "type": "string" }
},
"relations": {
"type": "array",
"items": {
"type": "object",
"properties": {
"name": { "type": "string" },
"fromVertexCollections": {
"type": "array",
"items": { "type": "string" }
},
"toVertexCollections": {
"type": "array",
"items": { "type": "string" }
}
}
}
}
}
},
"collections": {
"type": "array",
"items": {
"type": "object",
"properties": {
"name": { "type": "string" },
"createCollection": { "type": "boolean" },
"createCollectionType": {
"type": "string",
"enum": ["document", "edge"]
},
"fieldSchema": {
"type": "array",
"items": {
"$ref": "#/definitions/fieldDefinition"
}
}
},
"required": ["name", "fieldSchema"]
},
"minItems": 1
}
},
"required": ["collections"]
},
"mappingSchema": {
"type": "array",
"items": {
"type": "object",
"properties": {
"inputs": {
"type": "array",
"items": {
"type": "object",
"properties": {
"sourceName": {"type": "string"},
"sourceFieldIdentifier": {"type": "string"}
},
"required": ["sourceName", "sourceFieldIdentifier"]
},
"minItems": 1
},
"output": {
"type": "object",
"properties": {
"collectionName": {"type": "string"},
"targetFieldIdentifier": {"type": "string"}
},
"required": ["collectionName", "targetFieldIdentifier"]
},
"function": {"type": "string"},
"additionalArguments": {
"type": "array",
"items": {
"type": "object",
"properties": {
"argName": {"type": "string"},
"value": {"type": ["number","string","boolean","object","array", "null"]}
}
},
"description": "An optional list of additional arguments"
},
"isPrimary": {"type": "boolean"}
},
"required": ["inputs", "output", "function"]
},
"minItems": 1
}
},
"required": [
"version",
"sources",
"graphDefinition",
"mappingSchema"
],
"definitions": {
"fieldDefinition": {
"type": "object",
"properties": {
"name": {"type": "string"},
"fieldId": {"type": "string"},
"type": {
"type": "string",
"enum": ["array", "object", "value"]
},
"struct": {
"oneOf": [
{
"type": "string",
"enum": ["boolean", "number", "string"]
},
{
"type": "array",
"items": {
"$ref": "#/definitions/fieldDefinition"
}
}
]
}
},
"required": ["name", "type", "struct"]
}
}
}