From 76f9639e3c0e14cc6a4e05d3a3212799ea1c48fb Mon Sep 17 00:00:00 2001
From: yeg <1347747024@qq.com>
Date: 星期六, 29 八月 2026 09:31:40 +0800
Subject: [PATCH] 实现 Ticket05 共享字段与电池组持久化
---
ruoyi-system/src/main/resources/mapper/system/TBatteryGroupFieldMapper.xml | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/ruoyi-system/src/main/resources/mapper/system/TBatteryGroupFieldMapper.xml b/ruoyi-system/src/main/resources/mapper/system/TBatteryGroupFieldMapper.xml
index b7e600c..ee534ef 100644
--- a/ruoyi-system/src/main/resources/mapper/system/TBatteryGroupFieldMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/TBatteryGroupFieldMapper.xml
@@ -95,4 +95,12 @@
where field_id = #{fieldId}
and del_flag = 0
</update>
+
+ <select id="countFieldReferences" resultType="int">
+ select
+ (select count(1) from t_battery_group_template_field
+ where field_id = #{fieldId} and del_flag = 0)
+ + (select count(1) from t_battery_group_relation_field
+ where battery_group_field_id = #{fieldId} and del_flag = '0')
+ </select>
</mapper>
--
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