前端代码

backend/roomroot-jwgl/src/main/java/com/roomroot/jwgl/mapper/JYSDLBMapper.java

@@ -0,0 +1,19 @@
+package com.roomroot.jwgl.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.roomroot.jwgl.entity.JYSDLB;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+/**
+ * 教研室登录表 Mapper。
+ */
+@Mapper
+public interface JYSDLBMapper extends BaseMapper<JYSDLB> {
+
+    @Select("SELECT TRIM(b.\"教研室代号\") FROM \"教研室登录表\" b "
+            + "JOIN \"登录信息表\" a ON TRIM(a.\"编号\") = TRIM(b.\"登录信息编号\") "
+            + "WHERE TRIM(a.\"账号\") = #{username}")
+    String selectResearchOfficeIdByAccount(@Param("username") String username);
+}