select a.* from sys_oss_config a a.is_delete = 0 and ${whereSql} ORDER BY busi_type, busi_field, sort SELECT case when exists(select 1 FROM `sys_oss_config` where is_delete=0 and busi_field_group=#{busiFieldGroup} and busi_type <> #{busiType} and id <> #{id}) then 1 when exists(select 1 FROM `sys_oss_config` where is_delete=0 and busi_field_group=#{busiFieldGroup} and busi_type = #{busiType} and id <> #{id}) then 2 else 0 end select count(1) FROM `sys_oss_config` where is_delete=0 and busi_field_group = #{busiFiledGroup} and busi_type <> #{id} update sys_oss_config set is_delete=1,update_date = CURRENT_TIMESTAMP where busi_type=#{busiType}