Source code for airflow.contrib.operators.bigquery_table_delete_operator

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from airflow.contrib.hooks.bigquery_hook import BigQueryHook
from airflow.models import BaseOperator
from airflow.utils.decorators import apply_defaults

[docs]class BigQueryTableDeleteOperator(BaseOperator): """ Deletes BigQuery tables :param deletion_dataset_table: A dotted (<project>.|<project>:)<dataset>.<table> that indicates which table will be deleted. (templated) :type deletion_dataset_table: string :param bigquery_conn_id: reference to a specific BigQuery hook. :type bigquery_conn_id: string :param delegate_to: The account to impersonate, if any. For this to work, the service account making the request must have domain-wide delegation enabled. :type delegate_to: string :param ignore_if_missing: if True, then return success even if the requested table does not exist. :type ignore_if_missing: boolean """ template_fields = ('deletion_dataset_table',) ui_color = '#ffd1dc' @apply_defaults def __init__(self, deletion_dataset_table, bigquery_conn_id='bigquery_default', delegate_to=None, ignore_if_missing=False, *args, **kwargs): super(BigQueryTableDeleteOperator, self).__init__(*args, **kwargs) self.deletion_dataset_table = deletion_dataset_table self.bigquery_conn_id = bigquery_conn_id self.delegate_to = delegate_to self.ignore_if_missing = ignore_if_missing
[docs] def execute(self, context):'Deleting: %s', self.deletion_dataset_table) hook = BigQueryHook(bigquery_conn_id=self.bigquery_conn_id, delegate_to=self.delegate_to) conn = hook.get_conn() cursor = conn.cursor() cursor.run_table_delete(self.deletion_dataset_table, self.ignore_if_missing)