From 4d3dc99a8ec98e18609f2dca23a6a28fd25069fc Mon Sep 17 00:00:00 2001
From: xiangpei <xiangpei@timesnew.cn>
Date: 星期三, 23 十月 2024 16:55:27 +0800
Subject: [PATCH] 用户查询优化
---
src/main/resources/mapper/ClassesUserMapper.xml | 22 ++++++++++++----------
1 files changed, 12 insertions(+), 10 deletions(-)
diff --git a/src/main/resources/mapper/ClassesUserMapper.xml b/src/main/resources/mapper/ClassesUserMapper.xml
index 3d1df1e..05d0369 100644
--- a/src/main/resources/mapper/ClassesUserMapper.xml
+++ b/src/main/resources/mapper/ClassesUserMapper.xml
@@ -18,10 +18,10 @@
<result column="real_name" property="realName"/>
<result column="do_time" property="doTime"/>
<result column="exam_submit" property="examSubmit"/>
- <result column="status" property="status" typeHandler="org.apache.ibatis.type.EnumOrdinalTypeHandler"/>
+ <result column="status" property="status" typeHandler="org.apache.ibatis.type.EnumTypeHandler"/>
<result column="phone" property="phone"/>
<result column="update_time" property="updateTime"/>
- <result column="mark_paper_status" property="markPaperStatus" typeHandler="org.apache.ibatis.type.EnumOrdinalTypeHandler"/>
+ <result column="mark_paper_status" property="markPaperStatus" typeHandler="org.apache.ibatis.type.EnumTypeHandler"/>
</resultMap>
@@ -45,8 +45,8 @@
TU.sex,
TU.phone
FROM t_classes_user TCU
- LEFT JOIN t_user TU ON TU.id = TCU.user_id
- WHERE TCU.deleted = 0
+ LEFT JOIN t_user TU ON TU.id = TCU.user_id and TU.deleted = 0
+ WHERE TCU.deleted = 0 AND TCU.classes_id = #{query.classesId}
<if test="query.studentName != null and query.studentName != ''">AND TU.real_name like concat('%',
#{query.studentName}, '%')
</if>
@@ -57,15 +57,10 @@
SELECT
TU.id,
TU.real_name,
- TU.phone,
- EST.do_time,
- EST.status,
- EST.exam_submit,
- EST.mark_paper_status
+ TU.phone
FROM
t_classes_user TCU
INNER JOIN t_user TU ON TU.id = TCU.user_id AND TCU.classes_id = #{classesId}
- LEFT JOIN t_exam_submit_temp EST ON EST.user_id = TU.id
WHERE
TCU.deleted = 0
</select>
@@ -75,4 +70,11 @@
from t_classes_user
where user_id = #{userId} and deleted = 0
</select>
+
+ <select id="getClassesNameByUserId" resultType="java.lang.String">
+ select tc.class_name
+ from t_classes_user tcu
+ left join t_classes tc on tcu.classes_id = tc.id
+ where user_id = #{userId} and tcu.deleted = 0 and tc.deleted =0
+ </select>
</mapper>
--
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