1.查看clickhouse的安装目录
#ps aux | grep clickhouse
找到clickhouse的安装目录
2.进入有clickhouse-client的目录
cd /home/clickhouse/software/clickhouse-20.3.8.60/bin/
3.登录
./clickhouse-client -u admin --password XXX
4.选择库
use database;
5.操作
select * from aaa;