[GitHub] [airflow] kaxil commented on a change in pull request #18447: Add RedshiftSQLHook, RedshiftSQLOperator

[GitBox <gi...@apache.org>]

kaxil commented on a change in pull request #18447:
URL: https://github.com/apache/airflow/pull/18447#discussion_r724408055



##########
File path: airflow/providers/amazon/aws/hooks/redshift.py
##########
@@ -15,10 +15,19 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-"""Interact with AWS Redshift, using the boto3 library."""
+"""Interact with AWS Redshift, using the boto3 or redshift_connector library."""
 
-from typing import List, Optional
+from typing import Dict, List, Optional, Union
 
+try:
+    from functools import cached_property
+except ImportError:
+    from cached_property import cached_property

Review comment:
       This isn't addressed




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