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Subject [GitHub] [airflow] nuclearpinguin commented on a change in pull request #6670: [AIRFLOW-4816]MySqlToS3Operator
Date Tue, 17 Dec 2019 09:30:26 GMT
nuclearpinguin commented on a change in pull request #6670: [AIRFLOW-4816]MySqlToS3Operator

 File path: airflow/operators/
 @@ -0,0 +1,115 @@
+# -*- coding: utf-8 -*-
+# 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
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+Transfer data from MySQL into a S3 bucket
+from io import StringIO
+from typing import Optional, Union
+import numpy as np
+import pandas as pd
+from airflow.hooks.mysql_hook import MySqlHook
+from airflow.models import BaseOperator
+from import S3Hook
+from airflow.utils.decorators import apply_defaults
+class MySQLToS3Operator(BaseOperator):
+    """
+    Saves data from an specific MySQL query into a file in S3.
+    :param query: the sql query to be executed.
+    :type query: str
+    :param s3_bucket: bucket where the data will be stored
+    :type s3_bucket: str
+    :param s3_key: desired key for the file. It includes the name of the file.
+        If a csv file is wanted, the param must end with ".csv".
+    :type s3_key: str
+    :param mysql_conn_id: reference to a specific mysql database
+    :type mysql_conn_id: str
+     :param aws_conn_id: reference to a specific S3 connection
+    :type aws_conn_id: str
+    :param verify: Whether or not to verify SSL certificates for S3 connection.
+        By default SSL certificates are verified.
+        You can provide the following values:
+        - False: do not validate SSL certificates. SSL will still be used
 Review comment:
           - False: do not validate SSL certificates. SSL will still be used
   I think there should be a new line. 

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