AcidMap/app/models/vector.py

# 矢量数据模型

from sqlalchemy import Column, Integer, String, JSON, Table, MetaData
from .base import Base
from ..database import engine

# 使用现有的表
metadata = MetaData()
surveydata = Table(
    "surveydata",
    metadata,
    autoload_with=engine
)

class VectorData(Base):
    __table__ = surveydata