SV_COURSEMANAGEMENT TEACHER_ID, CLASS_ID, SUBJECT_ID, START_DATE, END_DATE, REMARK, GRADE_ID, TERM_ID, ID #{TEACHER_ID}, #{CLASS_ID}, #{SUBJECT_ID}, #{START_DATE}, #{END_DATE}, #{REMARK}, #{GRADE_ID}, #{TERM_ID}, #{ID} insert into ( ID, TEACHER_ID, CLASS_ID, SUBJECT_ID, START_DATE, END_DATE, GRADE_ID, TERM_ID, REMARK ) values ( #{ID}, #{TEACHER_ID}, #{CLASS_ID}, #{SUBJECT_ID}, #{START_DATE}, #{END_DATE}, #{GRADE_ID}, #{TERM_ID}, #{REMARK} ) delete from where ID = #{ID} update set TEACHER_ID = #{TEACHER_ID}, CLASS_ID = #{CLASS_ID}, SUBJECT_ID = #{SUBJECT_ID}, START_DATE = #{START_DATE}, END_DATE = #{END_DATE}, REMARK = #{REMARK}, GRADE_ID = #{GRADE_ID}, TERM_ID = #{TERM_ID}, ID = ID where ID = #{ID} select from where ID = #{ID} select from where 1=1 and ( ) and ( TERM_ID = #{pd.TERM_ID} ) select from where 1 =1 SELECT sv_teacher.`NAME`, sv_teacher.`ID`, sv_sclass.CLASS_NAME, sv_sclass.ID, sv_subject.CNAME, sv_subject.ID, SV_COURSEMANAGEMENT.HEAD_MASTER FROM SV_COURSEMANAGEMENT LEFT JOIN sv_sclass ON SV_COURSEMANAGEMENT.CLASS_ID = sv_sclass.ID LEFT JOIN sv_schoolgradesubject ON sv_sclass.GRADE_ID = sv_schoolgradesubject.GRADE_ID AND sv_sclass.SCHOOL_ID = sv_schoolgradesubject.SCHOOL_ID LEFT JOIN sv_teacher ON sv_coursemanagement.TEACHER_ID = sv_teacher.ID LEFT JOIN sv_subject on sv_coursemanagement.SUBJECT_ID = sv_subject.ID WHERE sv_schoolgradesubject.SCHOOL_ID = #{SCHOOL_ID} SELECT sv_teacher.`NAME`, sv_teacher.`ID` AS TID, sv_sclass.CLASS_NAME, sv_sclass.ID AS CID, sv_subject.CNAME, sv_subject.ID AS SID, SV_COURSEMANAGEMENT.HEAD_MASTER FROM SV_COURSEMANAGEMENT LEFT JOIN sv_sclass ON SV_COURSEMANAGEMENT.CLASS_ID = sv_sclass.ID LEFT JOIN sv_schoolgradesubject ON sv_sclass.GRADE_ID = sv_schoolgradesubject.GRADE_ID AND sv_sclass.SCHOOL_ID = sv_schoolgradesubject.SCHOOL_ID LEFT JOIN sv_teacher ON sv_coursemanagement.TEACHER_ID = sv_teacher.ID LEFT JOIN sv_subject on sv_coursemanagement.SUBJECT_ID = sv_subject.ID WHERE sv_schoolgradesubject.SCHOOL_ID = #{pd.SCHOOL_ID} delete from where ID in #{item}