select 'eastic_jggqxxb',count(1),dis_data_date from eastic_jggqxxb group by dis_data_date union all
这是一段可以运行的语句,为什么union all在结尾啊?
select 'eastic_jggqxxb',count(1),dis_data_date from eastic_jggqxxb group by dis_data_date union all
这是一段可以运行的语句,为什么union all在结尾啊?