Docke安装MySQL

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[root@localhost ~]# docker run --name mysql -e MYSQL_ROOT_PASSWORD=123 -d -p 3306:3306 mysql:5.7 --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
Unable to find image 'mysql:5.7' locally
5.7: Pulling from library/mysql
ffbb094f4f9e: Pull complete 
df186527fc46: Pull complete 
fa362a6aa7bd: Pull complete 
5af7cb1a200e: Pull complete 
949da226cc6d: Pull complete 
bce007079ee9: Pull complete 
eab9f076e5a3: Pull complete 
c7b24c3f27af: Pull complete 
6fc26ff6705a: Pull complete 
bec5cdb5e7f7: Pull complete 
6c1cb25f7525: Pull complete 
Digest: sha256:d1cc87a3bd5dc07defc837bc9084f748a130606ff41923f46dec1986e0dc828d
Status: Downloaded newer image for mysql:5.7
5c895cc27f377392bde1abfb370a7772e1c0334c91ce4b4c1ef5c15e4ece114c
[root@localhost ~]# docker images
REPOSITORY   TAG       IMAGE ID       CREATED      SIZE
mysql        5.7       738e7101490b   4 days ago   448MB