87 lines
2.4 KiB
SQL
87 lines
2.4 KiB
SQL
-- =====================================================
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-- 为 work_order 表添加 supplement 字段
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-- 用于管理师补充陪伴员反馈内容
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-- 执行日期：2026-01-26
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-- =====================================================
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-- 方式1：使用存储过程安全添加字段（推荐）
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DELIMITER $$
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DROP PROCEDURE IF EXISTS add_supplement_column$$
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CREATE PROCEDURE add_supplement_column()
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BEGIN
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-- 检查字段是否存在
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IF NOT EXISTS (
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SELECT 1
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'work_order'
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AND COLUMN_NAME = 'supplement'
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) THEN
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-- 字段不存在，添加字段
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ALTER TABLE `work_order`
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ADD COLUMN `supplement` TEXT COMMENT '管理师补充内容' AFTER `result`;
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SELECT '✅ supplement 字段添加成功' AS result;
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ELSE
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-- 字段已存在
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SELECT '⚠️ supplement 字段已存在，无需添加' AS result;
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END IF;
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END$$
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DELIMITER ;
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-- 执行存储过程
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CALL add_supplement_column();
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-- 删除存储过程
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DROP PROCEDURE IF EXISTS add_supplement_column;
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-- =====================================================
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-- 验证字段是否添加成功
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-- =====================================================
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SELECT
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COLUMN_NAME AS '字段名',
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COLUMN_TYPE AS '字段类型',
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IS_NULLABLE AS '是否可空',
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COLUMN_COMMENT AS '字段注释'
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FROM
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INFORMATION_SCHEMA.COLUMNS
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WHERE
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TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'work_order'
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AND COLUMN_NAME = 'supplement';
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-- =====================================================
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-- 可选：数据迁移
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-- 如果之前有数据保存在 solution 字段，可以迁移到 supplement
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-- =====================================================
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-- 查看需要迁移的数据
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SELECT
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id,
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work_type,
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solution,
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supplement
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FROM
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`work_order`
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WHERE
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work_type = 'feedback'
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AND solution IS NOT NULL
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AND solution != ''
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AND (supplement IS NULL OR supplement = '');
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-- 执行数据迁移（取消注释后执行）
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-- UPDATE `work_order`
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-- SET `supplement` = `solution`
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-- WHERE
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-- work_type = 'feedback'
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-- AND solution IS NOT NULL
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-- AND solution != ''
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-- AND (supplement IS NULL OR supplement = '');
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-- =====================================================
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-- 完成提示
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-- =====================================================
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SELECT '✅ 数据库迁移完成！' AS message;
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