From 38505842d98c83c05151c9a5ec9cf71198c90281 Mon Sep 17 00:00:00 2001
From: fuliqi <fuliqi@qq.com>
Date: 星期五, 05 七月 2024 09:39:56 +0800
Subject: [PATCH] 会议时间bug+乐观锁版本
---
src/main/resources/mapper/QuestionMapper.xml | 26 ++++++++++++++++++++++++++
1 files changed, 26 insertions(+), 0 deletions(-)
diff --git a/src/main/resources/mapper/QuestionMapper.xml b/src/main/resources/mapper/QuestionMapper.xml
index 7c3da50..250f3a0 100644
--- a/src/main/resources/mapper/QuestionMapper.xml
+++ b/src/main/resources/mapper/QuestionMapper.xml
@@ -92,4 +92,30 @@
<foreach collection="questionIds" open="(" item="id" close=")" separator=",">#{id}</foreach>
</select>
+ <select id="selectByDifAndSub" resultType="java.lang.Integer">
+ SELECT COUNT(*) FROM t_question
+ <where>
+ deleted = 0 and status = 1
+ <if test="subjectId!=null">and subject_id = #{subjectId}</if>
+ <if test="difficult!=null">AND difficult = #{difficult}</if>
+ <if test="questionType!=null">AND question_type = #{questionType}</if>
+ </where>
+
+ </select>
+
+ <select id="getRandomQuestion" resultMap="BaseResultMap">
+ SELECT
+ *
+ FROM
+ t_question tq
+ <where>
+ tq.deleted = 0 and tq.status = 1
+ <if test="subjectId!=null">and tq.subject_id = #{subjectId}</if>
+ <if test="difficult!=null">AND tq.difficult = #{difficult}</if>
+ <if test="questionType!=null">AND tq.question_type = #{questionType}</if>
+ </where>
+ ORDER BY
+ RAND()
+ LIMIT #{num}
+ </select>
</mapper>
--
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