修复长主键溢出问题 将查询返回类型改为 Long

ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysPostMapper.xml

@@ -46,7 +46,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 		where post_id = #{postId}
 	</select>
 	
-	<select id="selectPostListByUserId" parameterType="Long" resultType="Integer">
+	<select id="selectPostListByUserId" parameterType="Long" resultType="Long">
 		select p.post_id
         from sys_post p
 	        left join sys_user_post up on up.post_id = p.post_id