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Add SQLAlchemy dependency to Exasol provider (#59902) #59915

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Add SQLAlchemy dependency to Exasol provider (#59902) #59915

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16 changes: 14 additions & 2 deletions providers/exasol/src/airflow/providers/exasol/hooks/exasol.py
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Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,13 @@
import pyexasol
from deprecated import deprecated
from pyexasol import ExaConnection, ExaStatement
from sqlalchemy.engine import URL

from airflow.exceptions import AirflowProviderDeprecationWarning
try:
from sqlalchemy.engine import URL
except ImportError:
URL = None

from airflow.exceptions import AirflowOptionalProviderFeatureException, AirflowProviderDeprecationWarning
from airflow.providers.common.sql.hooks.handlers import return_single_query_results
from airflow.providers.common.sql.hooks.sql import DbApiHook

Expand Down Expand Up @@ -96,6 +100,10 @@ def sqlalchemy_url(self) -> URL:
:return: the extracted sqlalchemy.engine.URL object.
"""
if URL is None:
raise AirflowOptionalProviderFeatureException(
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@sunank200 sunank200 Dec 30, 2025

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Suggested change
raise AirflowOptionalProviderFeatureException(
raise AirflowOptionalProviderFeatureException(
"sqlalchemy is required for SQL filter clause generation. "
"Install it with: pip install 'apache-airflow-providers-exasol[sqlalchemy]'"
)

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@jscheffl jscheffl Dec 30, 2025

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In the case described above you need to add it as optional dependency in pyproject.toml as well.

"The 'sqlalchemy' library is required to use 'sqlalchemy_url'."
)
connection = self.connection
query = connection.extra_dejson
query = {k: v for k, v in query.items() if k.lower() != "sqlalchemy_scheme"}
Expand All @@ -115,6 +123,10 @@ def get_uri(self) -> str:
:return: the extracted uri.
"""
if URL is None:
raise AirflowOptionalProviderFeatureException(
"The 'sqlalchemy' library is required to render the connection URI."
)
return self.sqlalchemy_url.render_as_string(hide_password=False)

def _get_pandas_df(
Expand Down