jbbqqf commented on code in PR #30658: URL: https://github.com/apache/airflow/pull/30658#discussion_r1169026345
########## docs/apache-airflow-providers-google/operators/transfer/bigquery_to_postgres.rst: ########## @@ -0,0 +1,67 @@ + .. 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. + + +Google Cloud BigQuery Transfer Operator to Postgres +=================================================== + +`Google Cloud BigQuery <https://cloud.google.com/bigquery>`__ is Google Cloud's serverless +data warehouse offering. +`PostgreSQL <https://www.postgresql.org/>`__ is an open-source relational database management system. +This operator can be used to copy data from a BigQuery table to PostgreSQL. + + +Prerequisite Tasks +^^^^^^^^^^^^^^^^^^ + +.. include::/operators/_partials/prerequisite_tasks.rst + +.. _howto/operator:BigQueryToPostgresOperator: + +Operator +^^^^^^^^ + +Copying data from one BigQuery table to another is performed with the +:class:`~airflow.providers.google.cloud.transfers.bigquery_to_postgres.BigQueryToPostgresOperator` operator. + +Use :ref:`Jinja templating <concepts:jinja-templating>` with +:template-fields:`airflow.providers.google.cloud.transfers.bigquery_to_postgres.BigQueryToPostgresOperator` +to define values dynamically. + +You may use the parameter ``selected_fields`` to limit the fields to be copied (all fields by default), +as well as the parameter ``replace`` to overwrite the destination table instead of appending to it. +For more information, please refer to the links above. + +Transferring data +----------------- + +The following Operator copies data from a BigQuery table to PostgreSQL. + +.. exampleinclude:: /../../tests/system/providers/google/cloud/bigquery/example_bigquery_to_postgres.py + :language: python + :dedent: 4 + :start-after: [START howto_operator_bigquery_to_postgres] + :end-before: [END howto_operator_bigquery_to_postgres] + + +Reference +^^^^^^^^^ + +For further information, look at: Review Comment: @phanikumv I don't want to fix this issue in this PR. The diff is not the cause of the issue from what I can see on Airflow's latest online documentation (https://airflow.apache.org/docs/apache-airflow-providers-google/stable/_api/airflow/providers/google/cloud/transfers/bigquery_to_mysql/index.html). That said, this is how I would have done it:  -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
