首页查询优化

2024-12-30 17:23:27 +08:00
parent f8df78b065
commit c677d75feb
1 changed files with 1 additions and 1 deletions
--- a/src/main/resources/mapper/course/CourseDao.xml
+++ b/src/main/resources/mapper/course/CourseDao.xml
@@ -39,7 +39,7 @@
        c.dy_show as dyShow,
        c.sort,
        0 as goodNum,
-        0 as courseDetailsCount,
+        (select count(*) from course_details d where d.course_id=c.course_id ) as courseDetailsCount,
        null AS courseDetailsName,
        null AS courseDetailsId,
        0 as weekGoodNum,