Files
qlib/backend/app/infrastructure/persistence/sqlalchemy/models/composite.py
T
Simon 4fa2bb748e feat(composite): M7.2b 因子组合落库 + /api/composites CRUD
- factor_composite 表(migration c3e9a0d1f4b5,MySQL 已应用;name 唯一)
- CompositeDefinition/Component 实体 + CompositeRepository Protocol + SQLAlchemy 实现
- /api/composites:POST(注册表自动填充组件 direction;未注册因子 400)、GET 列表/详情、DELETE
- tests/test_composites_api.py(repo CRUD/同名拒绝/删除、API 方向填充/404/400);全量 pytest 通过
2026-09-09 00:30:37 +08:00

26 lines
889 B
Python

"""因子组合表(M7.2b)。
factor_composite:可保存/复用的因子组合定义;components 以 JSON 存
(组件方向冗余快照自因子注册表,计算时以注册表为准)。
"""
from __future__ import annotations
from datetime import datetime
from sqlalchemy import DateTime, String, Text
from sqlalchemy.orm import Mapped, mapped_column
from app.infrastructure.persistence.sqlalchemy.base import Base
class FactorCompositeModel(Base):
__tablename__ = "factor_composite"
id: Mapped[str] = mapped_column(String(32), primary_key=True)
name: Mapped[str] = mapped_column(String(64), unique=True)
method: Mapped[str] = mapped_column(String(16), default="fixed")
description: Mapped[str] = mapped_column(String(300), default="")
components_json: Mapped[str] = mapped_column(Text)
created_at: Mapped[datetime] = mapped_column(DateTime)