26 lines
1.0 KiB
SQL
26 lines
1.0 KiB
SQL
-- /gxmu/declare 挑战杯配置多值化迁移
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-- 目标:
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-- 1. 申报管理中的 project_type / project_group 支持保存多个自定义值
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-- 2. 存储格式采用 JSON 数组字符串,尽量减少后端实体和前端兼容成本
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ALTER TABLE `gxmu_declare`
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MODIFY COLUMN `project_type` TEXT NULL COMMENT '挑战杯项目类型(JSON数组字符串)',
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MODIFY COLUMN `project_group` TEXT NULL COMMENT '挑战杯项目分组(JSON数组字符串)';
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-- 历史单值数据迁移为 JSON 数组字符串,仅处理挑战杯模块记录
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UPDATE `gxmu_declare`
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SET `project_type` = JSON_ARRAY(`project_type`)
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WHERE `module` = 'gxmu_tzbcy_form'
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AND `project_type` IS NOT NULL
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AND `project_type` <> ''
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AND JSON_VALID(`project_type`) = 0;
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UPDATE `gxmu_declare`
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SET `project_group` = JSON_ARRAY(`project_group`)
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WHERE `module` = 'gxmu_tzbcy_form'
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AND `project_group` IS NOT NULL
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AND `project_group` <> ''
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AND JSON_VALID(`project_group`) = 0;
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-- 挑战杯申报表 gxmu_tzbcy_form 的 project_type / project_group 仍为单值字段,无需改表。
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