Class ExternalConfig (2.26.0)

Version 2.26.0

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ExternalConfig(source_format)

Description of an external data source.

Parameter

Name	Description
source_format	ExternalSourceFormat See source_format.

Inheritance

builtins.object > ExternalConfig

Properties

autodetect

bool: If :data:True, try to detect schema and format options automatically.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.autodetect

compression

str: The compression type of the data source.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.compression

connection_id

Optional[str]: [Experimental] ID of a BigQuery Connection API resource.

.. WARNING::

This feature is experimental. Pre-GA features may have limited support, and changes to pre-GA features may not be compatible with other pre-GA versions.

decimal_target_types

Possible SQL data types to which the source decimal values are converted.

See: https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.decimal_target_types

.. versionadded:: 2.21.0

hive_partitioning

Optional[.external_config.HivePartitioningOptions]: [Beta] When set, it configures hive partitioning support.

Note: Experimental. This feature is experimental and might change or have limited support.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.hive_partitioning_options

ignore_unknown_values

bool: If :data:True, extra values that are not represented in the table schema are ignored. Defaults to :data:False.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.ignore_unknown_values

max_bad_records

int: The maximum number of bad records that BigQuery can ignore when reading data.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.max_bad_records

options

Optional[Dict[str, Any]]: Source-specific options.

parquet_options

Optional[google.cloud.bigquery.format_options.ParquetOptions]: Additional properties to set if sourceFormat is set to PARQUET.

See: https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.parquet_options

schema

List[SchemaField]: The schema for the data.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.schema

source_format

.external_config.ExternalSourceFormat: Format of external source.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.source_format

source_uris

List[str]: URIs that point to your data in Google Cloud.

See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables#ExternalDataConfiguration.FIELDS.source_uris

Methods

from_api_repr

from_api_repr(resource: dict)

Factory: construct an .external_config.ExternalConfig instance given its API representation.

Parameter

Name	Description
resource	Dict[str, Any] Definition of an .external_config.ExternalConfig instance in the same representation as is returned from the API.

Returns

Type	Description
ExternalConfig	Configuration parsed from ``resource``.

to_api_repr

to_api_repr()

Build an API representation of this object.

Returns

Type	Description
Dict[str, Any]	A dictionary in the format used by the BigQuery API.

__init__

__init__(source_format)

Initialize self. See help(type(self)) for accurate signature.

ExternalConfig

ExternalConfig(source_format)

Description of an external data source.

Parameter

Name	Description
source_format	ExternalSourceFormat See source_format.