taiyi
039b731e85
ORM 模型和业务逻辑引用了 task_no 但数据库缺少该列， 新增迁移脚本添加 task_no 列并为已有数据填充编号。 Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
23 lines
577 B
Python
23 lines
577 B
Python
"""add task_no column to logistics_task"""
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from alembic import op
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import sqlalchemy as sa
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revision = "20260607_0003"
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down_revision = "20260607_0002"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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op.add_column(
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"logistics_task",
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sa.Column("task_no", sa.String(length=64), nullable=True),
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)
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op.create_index("ix_logistics_task_task_no", "logistics_task", ["task_no"], unique=True)
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def downgrade() -> None:
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op.drop_index("ix_logistics_task_task_no", table_name="logistics_task")
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op.drop_column("logistics_task", "task_no")
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