Source code for airflow.providers.exasol.operators.exasol

#
# 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.
from typing import Optional

from airflow.models import BaseOperator
from airflow.providers.exasol.hooks.exasol import ExasolHook


[docs]class ExasolOperator(BaseOperator): """ Executes sql code in a specific Exasol database :param sql: the sql code to be executed. (templated) :type sql: Can receive a str representing a sql statement, a list of str (sql statements), or reference to a template file. Template reference are recognized by str ending in '.sql' :param exasol_conn_id: reference to a specific Exasol database :type exasol_conn_id: string :param autocommit: if True, each command is automatically committed. (default value: False) :type autocommit: bool :param parameters: (optional) the parameters to render the SQL query with. :type parameters: dict :param schema: (optional) name of the schema which overwrite defined one in connection :type schema: string """
[docs] template_fields = ('sql',)
[docs] template_ext = ('.sql',)
[docs] ui_color = '#ededed'
def __init__( self, *, sql: str, exasol_conn_id: str = 'exasol_default', autocommit: bool = False, parameters: Optional[dict] = None, schema: Optional[str] = None, **kwargs, ) -> None: super().__init__(**kwargs) self.exasol_conn_id = exasol_conn_id self.sql = sql self.autocommit = autocommit self.parameters = parameters self.schema = schema
[docs] def execute(self, context) -> None: self.log.info('Executing: %s', self.sql) hook = ExasolHook(exasol_conn_id=self.exasol_conn_id, schema=self.schema) hook.run(self.sql, autocommit=self.autocommit, parameters=self.parameters)

Was this entry helpful?