A password error occurred when docker downloaded the MySQL image to create a database link

Today, I will study in grain college docker download Mysql The image has a password error when creating a database link .

This is the code I copied to create the database , And created successfully

And then I use sqlyong Login but prompt password error

, Then I changed my password to log in

Then I created docker run -p 3308:3306 --name mysql1 -e MYSQL_ROOT_PASSWORD=123456 -d mysql:5.7, And can successfully log in sqyong Excuse me, why is this ,,