SatishChGit commented on code in PR #39217: URL: https://github.com/apache/airflow/pull/39217#discussion_r1589544189
########## tests/system/providers/teradata/example_azure_blob_to_teradata_transfer.py: ########## @@ -0,0 +1,163 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +""" +Example Airflow DAG to show usage of AzureBlobStorageToTeradataOperator + +The transfer operator moves files in CSV, JSON, and PARQUET formats from Azure Blob storage +to Teradata tables. In the example Directed Acyclic Graph (DAG) below, it assumes Airflow +Connections with the IDs `teradata_default` and `wasb_default` already exist. The DAG creates +tables using data from the Azure Blob location, reports the number of rows inserted into +the table, and subsequently drops the table. +""" + +from __future__ import annotations + +import datetime +import os + +import pytest + +from airflow import DAG + +try: + from airflow.providers.teradata.operators.teradata import TeradataOperator + from airflow.providers.teradata.transfers.azure_blob_to_teradata import AzureBlobStorageToTeradataOperator +except ImportError: + pytest.skip("Teradata provider apache-airflow-provider-teradata not available", allow_module_level=True) + +# [START azure_blob_to_teradata_transfer_operator_howto_guide] + +ENV_ID = os.environ.get("SYSTEM_TESTS_ENV_ID") +DAG_ID = "example_azure_blob_to_teradata_transfer_operator" +CONN_ID = "teradata_default" + +with DAG( + dag_id=DAG_ID, + start_date=datetime.datetime(2020, 2, 2), + schedule="@once", + catchup=False, + default_args={"conn_id": "teradata_default"}, +) as dag: + # [START azure_blob_to_teradata_transfer_operator_howto_guide_transfer_data_blob_to_teradata_csv] + transfer_data_csv = AzureBlobStorageToTeradataOperator( + task_id="transfer_data_blob_to_teradata_csv", + blob_source_key="/az/akiaxox5jikeotfww4ul.blob.core.windows.net/td-usgs/CSVDATA/09380000/2018/06/", + teradata_table="example_blob_teradata_csv", + azure_conn_id="wasb_default", + teradata_conn_id="teradata_default", + trigger_rule="all_done", + ) + # [END azure_blob_to_teradata_transfer_operator_howto_guide_transfer_data_blob_to_teradata_csv] + # [START azure_blob_to_teradata_transfer_operator_howto_guide_read_data_table_csv] + read_data_table_csv = TeradataOperator( + task_id="read_data_table_csv", + conn_id=CONN_ID, + sql=""" + SELECT count(1) from example_blob_teradata_csv; + """, Review Comment: Addressed suggestion in all applicable places. ########## tests/system/providers/teradata/example_azure_blob_to_teradata_transfer.py: ########## @@ -0,0 +1,163 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +""" +Example Airflow DAG to show usage of AzureBlobStorageToTeradataOperator + +The transfer operator moves files in CSV, JSON, and PARQUET formats from Azure Blob storage +to Teradata tables. In the example Directed Acyclic Graph (DAG) below, it assumes Airflow +Connections with the IDs `teradata_default` and `wasb_default` already exist. The DAG creates +tables using data from the Azure Blob location, reports the number of rows inserted into +the table, and subsequently drops the table. +""" + +from __future__ import annotations + +import datetime +import os + +import pytest + +from airflow import DAG + +try: + from airflow.providers.teradata.operators.teradata import TeradataOperator + from airflow.providers.teradata.transfers.azure_blob_to_teradata import AzureBlobStorageToTeradataOperator +except ImportError: + pytest.skip("Teradata provider apache-airflow-provider-teradata not available", allow_module_level=True) + +# [START azure_blob_to_teradata_transfer_operator_howto_guide] + +ENV_ID = os.environ.get("SYSTEM_TESTS_ENV_ID") +DAG_ID = "example_azure_blob_to_teradata_transfer_operator" +CONN_ID = "teradata_default" + +with DAG( + dag_id=DAG_ID, + start_date=datetime.datetime(2020, 2, 2), + schedule="@once", + catchup=False, + default_args={"conn_id": "teradata_default"}, +) as dag: + # [START azure_blob_to_teradata_transfer_operator_howto_guide_transfer_data_blob_to_teradata_csv] + transfer_data_csv = AzureBlobStorageToTeradataOperator( + task_id="transfer_data_blob_to_teradata_csv", + blob_source_key="/az/akiaxox5jikeotfww4ul.blob.core.windows.net/td-usgs/CSVDATA/09380000/2018/06/", + teradata_table="example_blob_teradata_csv", + azure_conn_id="wasb_default", + teradata_conn_id="teradata_default", + trigger_rule="all_done", + ) + # [END azure_blob_to_teradata_transfer_operator_howto_guide_transfer_data_blob_to_teradata_csv] + # [START azure_blob_to_teradata_transfer_operator_howto_guide_read_data_table_csv] + read_data_table_csv = TeradataOperator( + task_id="read_data_table_csv", + conn_id=CONN_ID, + sql=""" + SELECT count(1) from example_blob_teradata_csv; + """, + ) + # [END azure_blob_to_teradata_transfer_operator_howto_guide_read_data_table_csv] + # [START azure_blob_to_teradata_transfer_operator_howto_guide_drop_table_csv] + drop_table_csv = TeradataOperator( + task_id="drop_table_csv", + conn_id=CONN_ID, + sql=""" + DROP TABLE example_blob_teradata_csv; + """, Review Comment: Addressed suggestion in all applicable places. -- This is an automated message from the Apache Git Service. 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