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分库不支持子查询修改为关联查询

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谭凯凯 2024-12-30 20:22:49 +08:00 committed by Tankaikai
parent 6f1e9e34df
commit e5af376cae
2 changed files with 29 additions and 19 deletions
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24
src/main/resources/mapper/course/CourseDao.xml
View File

@ -39,7 +39,7 @@
c.dy_show as dyShow, c.dy_show as dyShow,
c.sort, c.sort,
round(10000*rand(),0) as goodNum, round(10000*rand(),0) as goodNum,
(select count(*) from course_details d where d.course_id=c.course_id ) as courseDetailsCount, d.courseDetailsCount,
null AS courseDetailsName, null AS courseDetailsName,
null AS courseDetailsId, null AS courseDetailsId,
round(10000*rand(),0) as weekGoodNum, round(10000*rand(),0) as weekGoodNum,
@ -48,6 +48,7 @@
course AS c course AS c
LEFT JOIN course_classification AS cc ON c.classify_id = cc.classification_id LEFT JOIN course_classification AS cc ON c.classify_id = cc.classification_id
left join banner as b on b.id=c.banner_id left join banner as b on b.id=c.banner_id
left join (select course_id,count(*) as courseDetailsCount from course_details group by course_id) d.course_id = c.course_id
WHERE WHERE
1 = 1 1 = 1
AND c.is_delete = 0 AND c.is_delete = 0
@ -130,7 +131,7 @@
c.course_type as courseType, c.course_type as courseType,
c.banner_id as bannerId, c.banner_id as bannerId,
b.name as bannerName, b.name as bannerName,
(select sum(cd.view_count) from course_details cd where cd.course_id = c.course_id ) as viewCounts, d.viewCounts,
c.dy_img_id as dyImgId, c.dy_img_id as dyImgId,
c.dy_course_id as dyCourseId, c.dy_course_id as dyCourseId,
c.dy_status as dyStatus, c.dy_status as dyStatus,
@ -153,24 +154,26 @@
c.`cost_distribution_uri` as costDistributionUri, c.`cost_distribution_uri` as costDistributionUri,
c.`assurance_uri` as assuranceUri, c.`assurance_uri` as assuranceUri,
c.`playlet_production_cost` as playletProductionCost, c.`playlet_production_cost` as playletProductionCost,
c.`qualification_type` as qualificationType, c.`qualification_type` as qualificationType,
c.`registration_number` as registrationNumber, c.`registration_number` as registrationNumber,
c.`qualification_certificate_material_id` as qualificationCertificateMaterialId, c.`qualification_certificate_material_id` as qualificationCertificateMaterialId,
c.`cost_of_production` as costOfProduction, c.`cost_of_production` as costOfProduction,
c.`cost_commitment_letter_material_id` as costCommitmentLetterMaterialId, c.`cost_commitment_letter_material_id` as costCommitmentLetterMaterialId,
c.`wx_course_status` as wxCourseStatus, c.`wx_course_status` as wxCourseStatus,
t.dyUrlStatus,
(select count(*) from course_details where dy_url_status in (1,3) or dy_url_status=null) as dyUrlStatus, o.payMoney,
(select sum(o.pay_money) from orders o where o.course_id=c.course_id and o.status=1) as payMoney, d.goodNum,
(select sum(good_num) from course_details d where d.course_id=c.course_id ) as goodNum, d.courseDetailsCount,
(select count(*) from course_details d where d.course_id=c.course_id ) as courseDetailsCount,
0 as weekGoodNum, 0 as weekGoodNum,
(select count(*) from course_details cd where c.course_id=cd.course_id and cd.good=1 ) as isRecommend tt.isRecommend
FROM FROM
course AS c course AS c
LEFT JOIN course_classification AS cc ON c.classify_id = cc.classification_id LEFT JOIN course_classification AS cc ON c.classify_id = cc.classification_id
left join banner as b on b.id=c.banner_id left join banner as b on b.id=c.banner_id
left join (select 1 as id,count(*) as dyUrlStatus from course_details where dy_url_status in (1,3) or dy_url_status=null group by course_id) t on t.id = 1
left join (select course_id,sum(pay_money) as payMoney from orders where status=1 group by course_id) o on o.course_id = c.course_id
left join (select course_id,sum(view_count) as viewCounts,sum(good_num) as goodNum,count(*) as courseDetailsCount from course_details group by course_id) d on d.course_id = c.course_id
left join (select course_id,count(*) as isRecommend from course_details where good=1 group by course_id) tt on tt.course_id = c.course_id
WHERE WHERE
1 = 1 1 = 1
AND c.is_delete = 0 AND c.is_delete = 0
@ -219,8 +222,6 @@
<if test="dyCourse!=null"> <if test="dyCourse!=null">
and c.dy_status=4 and c.dy_status=4
</if> </if>
order by c.sort asc,c.create_time desc
<!--
<if test="sort==null"> <if test="sort==null">
order by c.sort asc,c.create_time desc order by c.sort asc,c.create_time desc
</if> </if>
@ -230,7 +231,6 @@
<if test="sort!=null and sort==2"> <if test="sort!=null and sort==2">
order by weekGoodNum desc order by weekGoodNum desc
</if> </if>
-->
</select> </select>
<select id="selectCourseTitle" resultType="Map"> <select id="selectCourseTitle" resultType="Map">

24
src/main/resources/mapper/course/CourseDetailsDao.xml
View File

@ -5,8 +5,10 @@
<!--查找指定短剧的目录 按照顺序数字升序--> <!--查找指定短剧的目录 按照顺序数字升序-->
<select id="findByCourseId" resultType="com.sqx.modules.course.entity.CourseDetails"> <select id="findByCourseId" resultType="com.sqx.modules.course.entity.CourseDetails">
select c.*, select c.*,
(select count(*) from course_collect cc where cc.user_id=#{userId} and cc.course_details_id=c.course_details_id and cc.classify=2) as isGood cc.isGood
from course_details c where c.course_id=#{id} order by c.sort asc from course_details c
left join (select course_details_id,count(*) isGood from course_collect where user_id=#{userId} and classify=2 group by course_details_id) cc on c.course_details_id = c.course_details_id
where c.course_id=#{id} order by c.sort asc
</select> </select>
<select id="selectCoursePageByCourseId" resultType="com.sqx.modules.course.entity.CourseDetails"> <select id="selectCoursePageByCourseId" resultType="com.sqx.modules.course.entity.CourseDetails">
@ -21,15 +23,23 @@
</select> </select>
<select id="findByCourseIdNotUrl" resultType="com.sqx.modules.course.entity.CourseDetails"> <select id="findByCourseIdNotUrl" resultType="com.sqx.modules.course.entity.CourseDetails">
select c.course_details_id as courseDetailsId,c.course_id as courseId,c.wx_course_details_id as wxCourseDetailsId, select c.course_details_id as courseDetailsId,
c.course_details_name as courseDetailsName,c.create_time as createTime, c.course_id as courseId,
c.title_img as titleImg,c.content,c.good_num as goodNum,c.price, c.wx_course_details_id as wxCourseDetailsId,
c.course_details_name as courseDetailsName,
c.create_time as createTime,
c.title_img as titleImg,
c.content,
c.good_num as goodNum,
c.price,
if(c.is_price!=1,c.video_url,'') as videoUrl, if(c.is_price!=1,c.video_url,'') as videoUrl,
c.dy_episode_id as dyEpisodeId,c.advertising, c.dy_episode_id as dyEpisodeId,
c.advertising,
c.view_count as viewCount, c.view_count as viewCount,
c.play_complete_count as playCompleteCount, c.play_complete_count as playCompleteCount,
(select count(*) from course_collect cc where cc.user_id=#{userId} and cc.course_details_id=c.course_details_id and cc.classify=2) as isGood cc.isGood
from course_details c from course_details c
left join (select course_details_id,count(*) as isGood from course_collect where user_id=#{userId} and classify=2 group by course_details_id) cc on cc.course_details_id = c.course_details_id
where c.course_id=#{id} order by c.sort asc where c.course_id=#{id} order by c.sort asc
</select> </select>