Open Lance201314 opened 4 years ago
select count(mac) from (select mac from eC_Bike where date between '2020-02-04' and '2020-02-04' group by mac);
简单的查询都报错了
select count(mac) from (select mac from eC_Bike where date between '2020-02-04' and '2020-02-04' group by mac);
简单的查询都报错了