优化

db/rollback_normaltemperature_split_columns.sql

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+-- =====================================================
+-- 数据库回滚脚本：normaltemperature表移除联络单号和件号字段
+-- 创建时间：2026-02-04
+-- 说明：如果升级出现问题，使用此脚本回滚
+-- =====================================================
+
+USE fullautowaterpressure;
+
+-- 1. 删除索引
+DROP INDEX IF EXISTS `idx_contact_number` ON `normaltemperature`;
+DROP INDEX IF EXISTS `idx_item_number` ON `normaltemperature`;
+
+-- 2. 删除新增字段
+ALTER TABLE `normaltemperature` 
+DROP COLUMN IF EXISTS `ContactNumber`,
+DROP COLUMN IF EXISTS `ItemNumber`;
+
+-- 3. 验证回滚
+DESCRIBE normaltemperature;
+
+-- =====================================================
+-- 回滚完成
+-- =====================================================

db/upgrade_normaltemperature_split_columns.sql

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+-- =====================================================
+-- 数据库升级脚本：normaltemperature表添加联络单号和件号字段
+-- 创建时间：2026-02-04
+-- 说明：将barcode字段拆分为ContactNumber和ItemNumber两个独立字段
+-- =====================================================
+
+USE fullautowaterpressure;
+
+-- 1. 添加新字段
+ALTER TABLE `normaltemperature` 
+ADD COLUMN `ContactNumber` VARCHAR(100) NULL COMMENT '联络单号' AFTER `barcode`,
+ADD COLUMN `ItemNumber` VARCHAR(100) NULL COMMENT '件号' AFTER `ContactNumber`;
+
+-- 2. 迁移现有数据（假设barcode格式为"联络单号-件号"）
+-- 如果barcode包含"-"，则拆分
+UPDATE `normaltemperature` 
+SET 
+    `ContactNumber` = SUBSTRING_INDEX(`barcode`, '-', 1),
+    `ItemNumber` = SUBSTRING_INDEX(`barcode`, '-', -1)
+WHERE `barcode` IS NOT NULL AND `barcode` LIKE '%-%';
+
+-- 如果barcode不包含"-"，则全部作为联络单号
+UPDATE `normaltemperature` 
+SET 
+    `ContactNumber` = `barcode`,
+    `ItemNumber` = ''
+WHERE `barcode` IS NOT NULL AND `barcode` NOT LIKE '%-%';
+
+-- 3. 创建索引以提高查询性能
+CREATE INDEX `idx_contact_number` ON `normaltemperature`(`ContactNumber`);
+CREATE INDEX `idx_item_number` ON `normaltemperature`(`ItemNumber`);
+
+-- 4. 验证数据迁移
+SELECT 
+    COUNT(*) as total_records,
+    COUNT(ContactNumber) as has_contact_number,
+    COUNT(ItemNumber) as has_item_number,
+    COUNT(CASE WHEN ContactNumber IS NOT NULL AND ItemNumber IS NOT NULL THEN 1 END) as both_fields
+FROM normaltemperature;
+
+-- 5. 显示示例数据
+SELECT 
+    Id, barcode, ContactNumber, ItemNumber, CreateTime
+FROM normaltemperature
+ORDER BY Id DESC
+LIMIT 10;
+
+-- =====================================================
+-- 升级完成
+-- =====================================================

db/verify_split_columns.sql

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+-- =====================================================
+-- 验证脚本：检查联络单号和件号字段是否正确
+-- 创建时间：2026-02-04
+-- =====================================================
+
+USE fullautowaterpressure;
+
+-- 1. 检查normaltemperature表结构
+SHOW COLUMNS FROM normaltemperature LIKE '%Contact%';
+SHOW COLUMNS FROM normaltemperature LIKE '%Item%';
+
+-- 2. 检查scandata表结构
+SHOW COLUMNS FROM scandata LIKE '%Contact%';
+SHOW COLUMNS FROM scandata LIKE '%Item%';
+
+-- 3. 检查索引
+SHOW INDEX FROM normaltemperature WHERE Key_name LIKE 'idx_%';
+SHOW INDEX FROM scandata WHERE Key_name LIKE 'idx_%';
+
+-- 4. 统计normaltemperature表数据
+SELECT 
+    '报表数据统计' as 表名,
+    COUNT(*) as 总记录数,
+    COUNT(ContactNumber) as 有联络单号,
+    COUNT(ItemNumber) as 有件号,
+    COUNT(CASE WHEN ContactNumber IS NOT NULL AND ItemNumber IS NOT NULL THEN 1 END) as 两者都有,
+    COUNT(CASE WHEN ContactNumber IS NULL OR ItemNumber IS NULL THEN 1 END) as 缺失数据
+FROM normaltemperature;
+
+-- 5. 统计scandata表数据
+SELECT 
+    '扫码数据统计' as 表名,
+    COUNT(*) as 总记录数,
+    COUNT(ContactNumber) as 有联络单号,
+    COUNT(ItemNumber) as 有件号,
+    COUNT(CASE WHEN ContactNumber IS NOT NULL AND ItemNumber IS NOT NULL THEN 1 END) as 两者都有,
+    COUNT(CASE WHEN ContactNumber IS NULL OR ItemNumber IS NULL THEN 1 END) as 缺失数据
+FROM scandata;
+
+-- 6. 查看normaltemperature最新10条记录
+SELECT 
+    Id, 
+    barcode as 原条码, 
+    ContactNumber as 联络单号, 
+    ItemNumber as 件号,
+    CreateTime as 创建时间
+FROM normaltemperature
+ORDER BY Id DESC
+LIMIT 10;
+
+-- 7. 查看scandata最新10条记录
+SELECT 
+    Id, 
+    barcode as 原条码, 
+    ContactNumber as 联络单号, 
+    ItemNumber as 件号,
+    CreateTime as 创建时间
+FROM scandata
+ORDER BY Id DESC
+LIMIT 10;
+
+-- 8. 检查数据一致性（barcode应该等于ContactNumber-ItemNumber）
+SELECT 
+    '数据一致性检查' as 检查项,
+    COUNT(*) as 不一致记录数
+FROM normaltemperature
+WHERE barcode IS NOT NULL 
+  AND ContactNumber IS NOT NULL 
+  AND ItemNumber IS NOT NULL
+  AND barcode != CONCAT(ContactNumber, '-', ItemNumber);
+
+-- 9. 查找可能有问题的数据
+SELECT 
+    Id, 
+    barcode, 
+    ContactNumber, 
+    ItemNumber,
+    CONCAT(ContactNumber, '-', ItemNumber) as 应该的barcode
+FROM normaltemperature
+WHERE barcode IS NOT NULL 
+  AND ContactNumber IS NOT NULL 
+  AND ItemNumber IS NOT NULL
+  AND barcode != CONCAT(ContactNumber, '-', ItemNumber)
+LIMIT 10;
+
+-- =====================================================
+-- 验证完成
+-- =====================================================