Source code for airflow.operators.sqlite_operator

# -*- coding: utf-8 -*-
#
# Licensed 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
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# 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.
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from airflow.hooks.sqlite_hook import SqliteHook
from airflow.models import BaseOperator
from airflow.utils.decorators import apply_defaults


[docs]class SqliteOperator(BaseOperator): """ Executes sql code in a specific Sqlite database :param sqlite_conn_id: reference to a specific sqlite database :type sqlite_conn_id: string :param sql: the sql code to be executed :type sql: string or string pointing to a template file. File must have a '.sql' extensions. """ template_fields = ('sql',) template_ext = ('.sql',) ui_color = '#cdaaed' @apply_defaults def __init__( self, sql, sqlite_conn_id='sqlite_default', parameters=None, *args, **kwargs): super(SqliteOperator, self).__init__(*args, **kwargs) self.sqlite_conn_id = sqlite_conn_id self.sql = sql self.parameters = parameters or [] def execute(self, context): self.log.info('Executing: %s', self.sql) hook = SqliteHook(sqlite_conn_id=self.sqlite_conn_id) hook.run(self.sql, parameters=self.parameters)