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ExternalCatalogTableOptions(
connection_id: typing.Optional[str] = None,
parameters: typing.Optional[typing.Dict[str, typing.Any]] = None,
storage_descriptor: typing.Optional[
google.cloud.bigquery.schema.StorageDescriptor
] = None,
)Metadata about open source compatible table. The fields contained in these options correspond to hive metastore's table level properties.
Parameters | |
|---|---|
| Name | Description |
connection_id | Optional[str]The connection specifying the credentials to be used to read external storage, such as Azure Blob, Cloud Storage, or S3. The connection is needed to read the open source table from BigQuery Engine. The connection_id can have the form |
parameters | Union[Dict[str, Any], None]A map of key value pairs defining the parameters and properties of the open source table. Corresponds with hive meta store table parameters. Maximum size of 4Mib. |
storage_descriptor | Optional[StorageDescriptor]A storage descriptor containing information about the physical storage of this table. |
Properties
connection_id
Optional. The connection specifying the credentials to be used to read external storage, such as Azure Blob, Cloud Storage, or S3. The connection is needed to read the open source table from BigQuery Engine. The connection_id can have the form .. or projects//locations//connections/.
parameters
Optional. A map of key value pairs defining the parameters and properties of the open source table. Corresponds with hive meta store table parameters. Maximum size of 4Mib.
storage_descriptor
Optional. A storage descriptor containing information about the physical storage of this table.
Methods
from_api_repr
from_api_repr(
api_repr: dict,
) -> google.cloud.bigquery.external_config.ExternalCatalogTableOptionsFactory: constructs an instance of the class (cls) given its API representation.
| Parameter | |
|---|---|
| Name | Description |
api_repr | Dict[str, Any]API representation of the object to be instantiated. |
to_api_repr
to_api_repr() -> dictBuild an API representation of this object.
| Returns | |
|---|---|
| Type | Description |
Dict[str, Any] | A dictionary in the format used by the BigQuery API. |