Source code for airflow.providers.teradata.operators.teradata
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from __future__ import annotations
from typing import Sequence
from airflow.providers.common.sql.operators.sql import SQLExecuteQueryOperator
from airflow.providers.teradata.hooks.teradata import TeradataHook
[docs]class TeradataOperator(SQLExecuteQueryOperator):
"""
General Teradata Operator to execute queries on Teradata Database.
Executes sql statements in the Teradata SQL Database using teradatasql jdbc driver
.. seealso::
For more information on how to use this operator, take a look at the guide:
:ref:`howto/operator:TeradataOperator`
:param sql: the SQL query to be executed as a single string, or a list of str (sql statements)
:param conn_id: reference to a predefined database
:param autocommit: if True, each command is automatically committed.(default value: False)
:param parameters: (optional) the parameters to render the SQL query with.
:param schema: The Teradata database to connect to.
"""
[docs] template_fields: Sequence[str] = (
"parameters",
"sql",
)
[docs] template_ext: Sequence[str] = (".sql",)
[docs] template_fields_renderers = {"sql": "sql"}
def __init__(
self,
conn_id: str = TeradataHook.default_conn_name,
schema: str | None = None,
**kwargs,
) -> None:
if schema:
hook_params = kwargs.pop("hook_params", {})
kwargs["hook_params"] = {
"database": schema,
**hook_params,
}
super().__init__(**kwargs)
self.conn_id = conn_id