命令行進入docker部署的mysql環境

λ docker exec -it mysql /bin/bash                                                                          
root@89bacef7c52b:/#                                                                                       
root@89bacef7c52b:/#                                                                                       
root@89bacef7c52b:/#                                                                                       
root@89bacef7c52b:/# ls                                                                                    
bin   dev                         entrypoint.sh  home  lib64  mnt  proc  run   srv  tmp  var               
boot  docker-entrypoint-initdb.d  etc            lib   media  opt  root  sbin  sys  usr                    
root@89bacef7c52b:/# mysql -uroot -p                                                                       
Enter password:                                                                                            
Welcome to the MySQL monitor.  Commands end with ; or \g.                                                  
Your MySQL connection id is 4                                                                              
Server version: 5.7.30 MySQL Community Server (GPL)                                                        
                                                                                                           
Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.                               
                                                                                                           
Oracle is a registered trademark of Oracle Corporation and/or its                                          
affiliates. Other names may be trademarks of their respective                                              
owners.                                                                                                    
                                                                                                           
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.                             
                                                                                                           
mysql> show databases;                                                                                     
+--------------------+                                                                                     
| Database           |                                                                                     
+--------------------+                                                                                     
| information_schema |                                                                                     
| db_mps             |                                                                                     
| mysql              |                                                                                     
| performance_schema |                                                                                     
| sys                |                                                                                     
+--------------------+                                                                                     
5 rows in set (0.00 sec)                                                                                   
                                                                                                           
mysql> use db_mps                                                                                          
Database changed                                                                                           
mysql>