13 lines
551 B
SQL
13 lines
551 B
SQL
-- 细胞产品规格改为文本存储（不再依赖 biz_cell_product_spec 下拉关联）
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ALTER TABLE `biz_cell_product`
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ADD COLUMN `spec_text` varchar(200) DEFAULT NULL COMMENT '规格（文本）' AFTER `spec_id`;
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-- 历史数据：若已关联规格主数据，回填展示文本
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UPDATE `biz_cell_product` cp
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INNER JOIN `biz_cell_product_spec` s ON s.id = cp.spec_id AND s.del_flag = 0
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SET cp.spec_text = s.spec_name
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WHERE cp.del_flag = 0
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AND (cp.spec_text IS NULL OR cp.spec_text = '')
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AND cp.spec_id IS NOT NULL
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AND cp.spec_id != '';
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