BatchDefinition
class great_expectations.core.batch_definition.BatchDefinition(*, id: Optional[str] = None, name: str, partitioner: Optional[great_expectations.core.batch_definition.PartitionerT] = None)#
Configuration for a batch of data.
References the DataAsset to be used, and any additional parameters needed to fetch the data.
- get_batch(batch_parameters: Optional[BatchParameters] = None)Batch #
Retrieves a batch from the underlying asset. Defaults to the last batch from the asset’s batch list.
- Parameters
batch_parameters – Additional parameters to be used in fetching the batch.
- Returns
A Batch of data.
- get_batch_identifiers_list(batch_parameters: Optional[BatchParameters] = None)List[Dict] #
Retrieves a list of available batch identifiers. These identifiers can be used to fetch specific batches via batch_options.
- Parameters
batch_parameters – Additional parameters to be used in fetching the batch identifiers
list. –
- Returns
A list of batch identifiers.