订单

add_prescription_complete_fields.sql

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+-- 添加处方完整字段（用量、代煎、每天几次）
+-- 执行前请先备份数据库
+
+-- 1. 添加用量相关字段（如果不存在）
+ALTER TABLE `zyt_tcm_prescription`
+ADD COLUMN IF NOT EXISTS `dosage_amount` decimal(10,2) DEFAULT NULL COMMENT '用量数值' AFTER `prescription_type`,
+ADD COLUMN IF NOT EXISTS `dosage_unit` varchar(10) NOT NULL DEFAULT '' COMMENT '用量单位(g/ml)' AFTER `dosage_amount`,
+ADD COLUMN IF NOT EXISTS `need_decoction` tinyint(1) NOT NULL DEFAULT 0 COMMENT '是否代煎(0否1是,仅饮片)' AFTER `dosage_unit`;
+
+-- 2. 添加每天几次字段（如果不存在）
+ALTER TABLE `zyt_tcm_prescription`
+ADD COLUMN IF NOT EXISTS `times_per_day` int(11) NOT NULL DEFAULT 2 COMMENT '每天服用次数' AFTER `usage_days`;
+
+-- 验证字段是否添加成功
+SELECT COLUMN_NAME, DATA_TYPE, COLUMN_DEFAULT, COLUMN_COMMENT 
+FROM information_schema.COLUMNS 
+WHERE TABLE_SCHEMA = DATABASE() 
+  AND TABLE_NAME = 'zyt_tcm_prescription' 
+  AND COLUMN_NAME IN ('dosage_amount', 'dosage_unit', 'need_decoction', 'times_per_day')
+ORDER BY ORDINAL_POSITION;