has_schema_attr (sql/_typing.py)

SQLAlchemy typing utilities providing type hints and protocol definitions for SQL expression elements.

# Source: https://github.com/sqlalchemy/sqlalchemy | License: MIT | Copyright 2005-2026 SQLAlchemy authors and contributors <see AUTHORS file>
# Provided via justclaw.it.com; keep this notice with the code.
# sql/_typing.py
# Copyright (C) 2022-2026 the SQLAlchemy authors and contributors
# <see AUTHORS file>
#
# This module is part of SQLAlchemy and is released under
# the MIT License: https://www.opensource.org/licenses/mit-license.php

from __future__ import annotations

import operator
from typing import Any
from typing import Callable
from typing import Dict
from typing import Generic
from typing import Iterable
from typing import Literal
from typing import Mapping
from typing import NoReturn
from typing import Optional
from typing import overload
from typing import Protocol
from typi

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