唯一限制条件只返回单条数据

2020-08-05 14:28:45 +08:00
parent 3b61ed56b0
commit 51fa66f61a
8 changed files with 12 additions and 12 deletions
--- a/ruoyi-system/src/main/resources/mapper/system/SysMenuMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/SysMenuMapper.xml
@ -118,7 +118,7 @@
 	
 	<select id="checkMenuNameUnique" parameterType="SysMenu" resultMap="SysMenuResult">
 		<include refid="selectMenuVo"/>
-		where menu_name=#{menuName} and parent_id = #{parentId}
+		where menu_name=#{menuName} and parent_id = #{parentId} limit 1
 	</select>
 	
 	<update id="updateMenu" parameterType="SysMenu">