98 lines
4.6 KiB
Python
98 lines
4.6 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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创建扩展属性表
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Revision ID: 002
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Revises: 001
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Create Date: 2024-12-20 10:00:00.000000
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"""
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects.mysql import VARCHAR, TEXT, DATETIME, ENUM
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# revision identifiers, used by Alembic.
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revision = '002'
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down_revision = '001'
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branch_labels = None
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depends_on = None
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def upgrade():
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"""创建扩展属性表"""
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# 创建扩展属性表
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op.create_table(
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'extended_properties',
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sa.Column('id', sa.Integer, primary_key=True, autoincrement=True, comment='主键ID'),
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sa.Column('created_at', DATETIME(fsp=6), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP(6)'), comment='创建时间'),
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sa.Column('updated_at', DATETIME(fsp=6), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6)'), comment='更新时间'),
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sa.Column('is_deleted', sa.Boolean, nullable=False, default=False, comment='是否删除（软删除标记）'),
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# 基本信息
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sa.Column('property_key', VARCHAR(200), nullable=False, comment='属性键（与属性名称相同）'),
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sa.Column('property_name', VARCHAR(200), nullable=False, comment='属性名称（唯一标识）'),
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sa.Column('property_type', ENUM('string', 'integer', 'float', 'boolean', 'date', 'datetime', 'text', 'select', 'multiselect'), nullable=False, comment='属性类型'),
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# 属性设置
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sa.Column('is_required', sa.Boolean, nullable=False, default=False, comment='是否必填'),
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sa.Column('is_enabled', sa.Boolean, nullable=False, default=True, comment='是否启用'),
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# 描述信息
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sa.Column('description', TEXT, comment='属性描述'),
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sa.Column('placeholder', VARCHAR(500), comment='输入提示'),
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# 默认值和选项
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sa.Column('default_value', TEXT, comment='默认值'),
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sa.Column('options', TEXT, comment='选项值（JSON格式，用于select和multiselect类型）'),
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# 验证规则
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sa.Column('validation_rules', TEXT, comment='验证规则（JSON格式）'),
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# 分类和排序
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sa.Column('category', VARCHAR(100), comment='属性分类'),
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sa.Column('sort_order', sa.Integer, nullable=False, default=0, comment='排序顺序'),
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# 显示设置
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sa.Column('display_width', sa.Integer, nullable=False, default=200, comment='显示宽度（像素）'),
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sa.Column('display_format', VARCHAR(100), comment='显示格式'),
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mysql_engine='InnoDB',
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mysql_charset='utf8mb4',
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mysql_collate='utf8mb4_unicode_ci',
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comment='扩展属性表'
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)
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# 创建索引
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op.create_index('idx_extended_properties_property_key', 'extended_properties', ['property_key'])
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op.create_index('idx_extended_properties_property_name', 'extended_properties', ['property_name'])
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op.create_index('idx_extended_properties_property_type', 'extended_properties', ['property_type'])
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op.create_index('idx_extended_properties_category', 'extended_properties', ['category'])
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op.create_index('idx_extended_properties_is_enabled', 'extended_properties', ['is_enabled'])
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op.create_index('idx_extended_properties_is_deleted', 'extended_properties', ['is_deleted'])
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op.create_index('idx_extended_properties_sort_order', 'extended_properties', ['sort_order'])
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# 创建唯一约束
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op.create_unique_constraint('uq_extended_properties_property_key', 'extended_properties', ['property_key'])
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op.create_unique_constraint('uq_extended_properties_property_name', 'extended_properties', ['property_name'])
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def downgrade():
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"""删除扩展属性表"""
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# 删除索引
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op.drop_index('idx_extended_properties_property_key', 'extended_properties')
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op.drop_index('idx_extended_properties_property_name', 'extended_properties')
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op.drop_index('idx_extended_properties_property_type', 'extended_properties')
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op.drop_index('idx_extended_properties_category', 'extended_properties')
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op.drop_index('idx_extended_properties_is_enabled', 'extended_properties')
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op.drop_index('idx_extended_properties_is_deleted', 'extended_properties')
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op.drop_index('idx_extended_properties_sort_order', 'extended_properties')
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# 删除唯一约束
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op.drop_constraint('uq_extended_properties_property_key', 'extended_properties', type_='unique')
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op.drop_constraint('uq_extended_properties_property_name', 'extended_properties', type_='unique')
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# 删除表
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op.drop_table('extended_properties') |