uranusjr commented on code in PR #25939:
URL: https://github.com/apache/airflow/pull/25939#discussion_r954850614
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airflow/providers/common/sql/hooks/sql.py:
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@@ -109,6 +109,8 @@ class DbApiHook(BaseForDbApiHook):
connector = None # type: Optional[ConnectorProtocol]
# Override with db-specific query to check connection
_test_connection_sql = "select 1"
+ # Override with the db-specific value used for placeholders
+ placeholder = "%s" # type: str
Review Comment:
```suggestion
placeholder: str = "%s"
```
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