工具:Navicat 15 for mysql
运行以下sql
select xkx_school.school_name,count(0) allstudentcount from xkx_student left join sys_user on xkx_student.user_id = sys_user.user_id left join xkx_school on xkx_student.dept_id = xkx_school.school_id left join xkx_course on xkx_student.lost_course = xkx_course.course_id group by xkx_school.school_name
此sql结果集为下图
运行以下sql
select xkx_school.school_name,count(0) studentcount from xkx_student left join sys_user on xkx_student.user_id = sys_user.user_id left join xkx_school on xkx_student.dept_id = xkx_school.school_id left join xkx_course on xkx_student.lost_course = xkx_course.course_id where status_id = 2 group by xkx_school.school_name
此sql结果集为
希望获得如下图所示结果集
求大神指点
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