35 lines
1.4 KiB
Python
35 lines
1.4 KiB
Python
"""育种目标 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 TargetModel(ModelMixin, UserMixin, MappedBase):
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"""育种目标 主数据表。"""
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__tablename__ = "bre_target"
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target_name: Mapped[str] = mapped_column(String(100), nullable=False, comment="目标名称")
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plan_id: Mapped[int | None] = mapped_column(
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Integer, ForeignKey("bre_plan.id", ondelete="SET NULL"), nullable=True, index=True,
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comment="所属育种计划", default=None,
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)
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series: Mapped[str | None] = mapped_column(String(100), nullable=True, comment="系列/品系", default=None)
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description: Mapped[str | None] = mapped_column(Text, nullable=True, comment="目标描述", default=None)
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is_preset: Mapped[str | None] = mapped_column(String(50), nullable=True, comment="是否预设", 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_target_created_deleted", "created_time", "is_deleted"),
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)
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