17 lines
665 B
SQL
17 lines
665 B
SQL
-- 加油登记：新增加油/吨；类别注释补充山峡（码值 shanxia_factory）
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-- 1176 升 = 1 吨；fuel_tons 保留 3 位小数
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SET NAMES utf8mb4;
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ALTER TABLE `pl_vehicle_fuel_register`
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ADD COLUMN `fuel_tons` decimal(10,3) DEFAULT NULL COMMENT '加油/吨（升÷1176，3位小数）' AFTER `fuel_liters`;
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-- 回填已有数据
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UPDATE `pl_vehicle_fuel_register`
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SET `fuel_tons` = ROUND(`fuel_liters` / 1176, 3)
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WHERE `fuel_liters` IS NOT NULL AND `fuel_tons` IS NULL;
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ALTER TABLE `pl_vehicle_fuel_register`
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MODIFY COLUMN `fuel_category` varchar(20) NOT NULL
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COMMENT '加油类别 bailian-百链 gas_station-加油站 shanxia_factory-山峡';
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