Source code for airflow.providers.postgres.operators.postgres

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from __future__ import annotations

import warnings
from typing import Mapping

from deprecated import deprecated

from airflow.exceptions import AirflowProviderDeprecationWarning
from airflow.providers.common.sql.operators.sql import SQLExecuteQueryOperator


@deprecated(
    reason=(
        "Please use `airflow.providers.common.sql.operators.sql.SQLExecuteQueryOperator`."
        "Also, you can provide `hook_params={'schema': <database>}`."
    ),
    category=AirflowProviderDeprecationWarning,
)
[docs]class PostgresOperator(SQLExecuteQueryOperator): """ Executes sql code in a specific Postgres database. This class is deprecated. Please use :class:`airflow.providers.common.sql.operators.sql.SQLExecuteQueryOperator`. :param sql: the SQL code to be executed as a single string, or a list of str (sql statements), or a reference to a template file. Template references are recognized by str ending in '.sql' :param postgres_conn_id: The :ref:`postgres conn id <howto/connection:postgres>` reference to a specific postgres 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 database: name of database which overwrite defined one in connection :param runtime_parameters: a mapping of runtime params added to the final sql being executed. For example, you could set the schema via `{"search_path": "CUSTOM_SCHEMA"}`. Deprecated - use `hook_params={'options': '-c <connection_options>'}` instead. """
[docs] template_fields_renderers = {**SQLExecuteQueryOperator.template_fields_renderers, "sql": "postgresql"}
[docs] ui_color = "#ededed"
def __init__( self, *, postgres_conn_id: str = "postgres_default", database: str | None = None, runtime_parameters: Mapping | None = None, **kwargs, ) -> None: if database is not None: hook_params = kwargs.pop("hook_params", {}) kwargs["hook_params"] = {"schema": database, **hook_params} if runtime_parameters: warnings.warn( """`runtime_parameters` is deprecated. Please use `hook_params={'options': '-c <connection_options>}`.""", AirflowProviderDeprecationWarning, stacklevel=2, ) hook_params = kwargs.pop("hook_params", {}) options = " ".join(f"-c {param}={val}" for param, val in runtime_parameters.items()) kwargs["hook_params"] = {"options": options, **hook_params} super().__init__(conn_id=postgres_conn_id, **kwargs)

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