SV_SCHOOLGRADESUBJECT SCHOOL_ID, GRADE_ID, SUBJECT_ID, SCHOOLGRADESUBJECT_ID #{SCHOOL_ID}, #{GRADE_ID}, #{SUBJECT_ID}, #{SCHOOLGRADESUBJECT_ID} insert into ( ) values ( ) delete from where SCHOOLGRADESUBJECT_ID = #{SCHOOLGRADESUBJECT_ID} update set SCHOOL_ID = #{SCHOOL_ID}, GRADE_ID = #{GRADE_ID}, SUBJECT_ID = #{SUBJECT_ID}, SCHOOLGRADESUBJECT_ID = SCHOOLGRADESUBJECT_ID where SCHOOLGRADESUBJECT_ID = #{SCHOOLGRADESUBJECT_ID} select from where SCHOOLGRADESUBJECT_ID = #{SCHOOLGRADESUBJECT_ID} select from where 1=1 and ( ) select from where 1=1 and ( SCHOOL_ID = #{SCHOOL_ID} ) and ( GRADE_ID = #{GRADE_ID} ) and ( SUBJECT_ID = #{SUBJECT_ID} ) select SV_GRADE.NAME,SV_GRADE.DESC,REMARK,ID from SV_SCHOOLGRADESUBJECT inner join SV_GRADE on SV_SCHOOLGRADESUBJECT.GRADE_ID = SV_GRADE.ID where 1=1 and ( SCHOOL_ID = #{SCHOOL_ID} ) group by GRADE_ID select SV_SUBJECT.CNAME, SV_SUBJECT.ENAME, SV_SUBJECT.REMARK, SV_SUBJECT.ID from SV_SCHOOLGRADESUBJECT inner join SV_SUBJECT on SV_SCHOOLGRADESUBJECT.SUBJECT_ID = SV_SUBJECT.ID where 1=1 and ( SCHOOL_ID = #{SCHOOL_ID} ) and ( GRADE_ID = #{GRADE_ID} ) group by SUBJECT_ID delete from where SCHOOLGRADESUBJECT_ID in #{item}