SELECT t.id, t.moldQualityId, t.fileName, t.fileUrl, t.createTime from t_mold_quality_file t where 1=1 and t.moldQualityId = #{moldQualityId} INSERT INTO t_mold_quality_file ( moldQualityId,fileName, fileUrl ) VALUES ( #{item.moldQualityId},#{item.fileName},#{item.fileUrl} ) delete from t_mold_quality_file where moldQualityId=#{moldQualityId}