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Mutual_Fund/model/fin_customer_profile.py
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2026-09-10 23:21:30 +08:00
"""fin_customer_profile 客户画像主表 ORM 模型。"""
from __future__ import annotations
from datetime import datetime
from decimal import Decimal
from sqlalchemy import JSON, BigInteger, DateTime, Integer, Numeric, String, func
from sqlalchemy.orm import Mapped, mapped_column
from model.base import Base
class FinCustomerProfile(Base):
__tablename__ = "fin_customer_profile"
__table_args__ = {"comment": "客户画像主表(RAG/GraphRAG 个性化推荐核心上下文)"}
customer_id: Mapped[int] = mapped_column(
BigInteger, primary_key=True, autoincrement=False
)
risk_level: Mapped[str | None] = mapped_column(String(16))
risk_score: Mapped[int | None] = mapped_column(Integer)
investment_experience: Mapped[str | None] = mapped_column(String(16))
annual_income_range: Mapped[str | None] = mapped_column(String(32))
total_assets: Mapped[Decimal | None] = mapped_column(Numeric(18, 2))
asset_allocation: Mapped[dict | None] = mapped_column(JSON)
product_preference: Mapped[dict | None] = mapped_column(JSON)
customer_level: Mapped[str | None] = mapped_column(String(16))
confidence_score: Mapped[Decimal] = mapped_column(
Numeric(5, 2), server_default="0.50"
)
profile_version: Mapped[int] = mapped_column(Integer, server_default="1")
update_time: Mapped[datetime] = mapped_column(
DateTime, server_default=func.now(), onupdate=func.now()
)