998211c483
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37 lines
1.0 KiB
Python
37 lines
1.0 KiB
Python
"""add users soft delete columns
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Revision ID: add_users_soft_delete
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Revises: 20250921_align_schema_to_design
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Create Date: 2025-09-22 03:00:00
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision: str = 'add_users_soft_delete'
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down_revision: Union[str, None] = '20250921_align_schema_to_design'
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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# 为 users 表添加软删除字段
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op.add_column('users', sa.Column('is_deleted', sa.Boolean(), nullable=False, server_default='0'))
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op.add_column('users', sa.Column('deleted_at', sa.DateTime(), nullable=True))
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# 添加索引
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op.create_index('idx_users_is_deleted', 'users', ['is_deleted'])
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def downgrade() -> None:
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# 删除索引
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op.drop_index('idx_users_is_deleted', table_name='users')
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# 删除字段
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op.drop_column('users', 'deleted_at')
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op.drop_column('users', 'is_deleted')
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