Source code for airflow.providers.sqlite.operators.sqlite
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from typing import Any, Iterable, List, Mapping, Optional, Sequence, Union
from airflow.models import BaseOperator
from airflow.providers.sqlite.hooks.sqlite import SqliteHook
[docs]class SqliteOperator(BaseOperator):
"""
Executes sql code in a specific Sqlite database
.. seealso::
For more information on how to use this operator, take a look at the guide:
:ref:`howto/operator:SqliteOperator`
:param sql: the sql code to be executed. 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'
(templated)
:param sqlite_conn_id: reference to a specific sqlite database
:param parameters: (optional) the parameters to render the SQL query with.
"""
[docs] template_fields: Sequence[str] = ('sql',)
[docs] template_ext: Sequence[str] = ('.sql',)
[docs] template_fields_renderers = {'sql': 'sql'}
def __init__(
self,
*,
sql: Union[str, List[str]],
sqlite_conn_id: str = 'sqlite_default',
parameters: Optional[Union[Mapping, Iterable]] = None,
**kwargs,
) -> None:
super().__init__(**kwargs)
self.sqlite_conn_id = sqlite_conn_id
self.sql = sql
self.parameters = parameters or []
[docs] def execute(self, context: Mapping[Any, Any]) -> None:
self.log.info('Executing: %s', self.sql)
hook = SqliteHook(sqlite_conn_id=self.sqlite_conn_id)
hook.run(self.sql, parameters=self.parameters)