BatchDefinition
- class great_expectations.core.batch.BatchDefinition(datasource_name: str, data_connector_name: str, data_asset_name: str, batch_identifiers: IDDict, batch_spec_passthrough: dict | None = None)#
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Precisely identifies a set of data from a data source.
More concretely, a BatchDefinition includes all the information required to precisely identify a set of data from the external data source that should be translated into a Batch. One or more BatchDefinitions should always bereturned from the Datasource, as a result of processing the Batch Request.
- -Relevant Documentation Links -
- Parameters:
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datasource_name – name of the Datasource used to connect to the data
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data_connector_name – name of the DataConnector used to connect to the data
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data_asset_name – name of the DataAsset used to connect to the data
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batch_identifiers – key-value pairs that the DataConnector will use to obtain a specific set of data
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batch_spec_passthrough – a dictionary of additional parameters that the ExecutionEngine will use to obtain a specific set of data
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- Returns:
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BatchDefinition
- to_json_dict() dict[str, JSONValues]#
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Returns a JSON-serializable dict representation of this BatchDefinition.
- Returns:
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A JSON-serializable dict representation of this BatchDefinition.