34 lines
1.3 KiB
Python
34 lines
1.3 KiB
Python
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"""育种计划 数据模型"""
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from datetime import datetime
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from sqlalchemy import Float, ForeignKey, Index, Integer, String, Text
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from sqlalchemy.orm import Mapped, mapped_column
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from app.core.base_model import MappedBase, ModelMixin, UserMixin
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class PlanModel(ModelMixin, UserMixin, MappedBase):
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"""育种计划 主数据表。"""
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__tablename__ = "bre_plan"
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plan_code: Mapped[str] = mapped_column(String(64), nullable=False, comment="计划编号")
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plan_name: Mapped[str] = mapped_column(String(128), nullable=False, comment="计划名称")
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objective: Mapped[str | None] = mapped_column(Text, nullable=True, comment="计划目标", default=None)
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start_year: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="起始年份", default=None)
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end_year: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="结束年份", default=None)
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leader: Mapped[str | None] = mapped_column(String(64), nullable=True, comment="负责人", default=None)
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remark: Mapped[str | None] = mapped_column(Text, nullable=True, comment="备注", default=None)
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# 无 status 列：覆盖基类默认 ix_<表>_status_deleted 索引，
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# 仅保留 (created_time, is_deleted) 复合索引用于数据权限过滤。
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__table_args__ = (
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Index("ix_bre_plan_created_deleted", "created_time", "is_deleted"),
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)
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