Commit @77051a156cfe57dd33e1d1b8e28e2b51f68a6a27

dajeong 08-07

240807 정다정 class 조회: 반 별 학생수 추가

@77051a156cfe57dd33e1d1b8e28e2b51f68a6a27

f3a8e67

77051a1

src/main/java/com/takensoft/ai_lms/lms/classes/vo/ClassVO.java

--- src/main/java/com/takensoft/ai_lms/lms/classes/vo/ClassVO.java

+++ src/main/java/com/takensoft/ai_lms/lms/classes/vo/ClassVO.java

...	...	@@ -17,4 +17,6 @@
17	17	public String userId;
18	18	// 반 이름
19	19	public String sclsNm;
	20	+ // 반 총 인원
	21	+ public int studentCount;
20	22	}

f3a8e67

77051a1

src/main/resources/mybatis/mapper/lms/classes-SQL.xml

--- src/main/resources/mybatis/mapper/lms/classes-SQL.xml

+++ src/main/resources/mybatis/mapper/lms/classes-SQL.xml


         <result property="userId" column="user_id"/>
         <result property="sclsNm" column="scls_nm"/>
         <result property="useAt" column="use_at"/>
+        <result property="studentCount" column="student_count"/>
     </resultMap>
 
     <!--

          내 용 : 반 조회
      -->
     <select id="selectClass" parameterType="String" resultMap="classMap">
-        SELECT scls_id
-             , user_id
-             , scls_nm
-        FROM
-            class
-        WHERE
-            user_id = #{userId}
-            AND use_at = 'Y'
+        SELECT c.scls_id
+               , c.user_id
+               , c.scls_nm
+               , COUNT(uc.std_id) AS student_count
+        FROM class c
+        LEFT JOIN user_class uc ON c.scls_id = uc.scls_id
+        WHERE c.user_id = #{userId} AND c.use_at = 'Y'
+        GROUP BY c.scls_id
+                 , c.user_id
+                 , c.scls_nm
+        ORDER BY c.scls_id ASC;
     </select>
 
     <!--

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...	...	@@ -7,6 +7,7 @@
7	7	<result property="userId" column="user_id"/>
8	8	<result property="sclsNm" column="scls_nm"/>
9	9	<result property="useAt" column="use_at"/>
	10	+ <result property="studentCount" column="student_count"/>
10	11	</resultMap>
11	12
12	13	<!--
...	...	@@ -15,14 +16,17 @@
15	16	내 용 : 반 조회
16	17	-->
17	18	<select id="selectClass" parameterType="String" resultMap="classMap">
18		- SELECT scls_id
19		- , user_id
20		- , scls_nm
21		- FROM
22		- class
23		- WHERE
24		- user_id = #{userId}
25		- AND use_at = 'Y'
	19	+ SELECT c.scls_id
	20	+ , c.user_id
	21	+ , c.scls_nm
	22	+ , COUNT(uc.std_id) AS student_count
	23	+ FROM class c
	24	+ LEFT JOIN user_class uc ON c.scls_id = uc.scls_id
	25	+ WHERE c.user_id = #{userId} AND c.use_at = 'Y'
	26	+ GROUP BY c.scls_id
	27	+ , c.user_id
	28	+ , c.scls_nm
	29	+ ORDER BY c.scls_id ASC;
26	30	</select>
27	31
28	32	<!--

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