leetcode 1045select customer_id from (select customer_id,count(*) mfrom (select distinct * from Customer) a group by customer_id having count(*) in (select count(*) from Product))p ;日记
23号是周一,到今天圣诞节都没有去上班,请假了,主要是软工的课设要忙,事…
mysql 127.0.0.1连接正常,使用ip无法连接
1. 使用 127.0.0.1连接mysql
mysql -uroot -p -h127.0.0.12. 使用ip连接mysql
# 查看当前虚机的ip地址
ip a
# 使用ip地址连接mysql
mysql -uroot -p -h192.168.91.133错误信息: ERROR 1130 (HY000): Host 192.168.91.133 is not allow…