The difference between docker run and start

[root@localhost ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
springbootdocker latest 5fe8370f7f83 25 hours ago 677 MB
daocloud.io/rabbitmq 3-management 1d0a5c8a8d4e 4 weeks ago 177 MB
daocloud.io/library/tomcat latest 89481b5d9082 7 weeks ago 506 MB
daocloud.io/library/mysql 5.5 d404d78aa797 3 months ago 205 MB
daocloud.io/library/java latest d23bdf5b1b1b 2 years ago 643 MB
docker.io/java 8 d23bdf5b1b1b 2 years ago 643 MB
[root@localhost ~]# docker run --name springboot -p 8080:8080 -d 5f
dd100a4c60a7a6606244873bc61a8a6f419361ab78fcd038d4baef3f38f05157
[root@localhost ~]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
dd100a4c60a7 5f "java -Djava.secur..." 19 seconds ago Up 18 seconds 0.0.0.0:8080->8080/tcp springboot
[root@localhost ~]# docker stop dd
dd
[root@localhost ~]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
dd100a4c60a7 5f "java -Djava.secur..." 39 seconds ago Exited (143) 3 seconds ago springboot
f3b181616dac 1d0a5c8a8d4e "docker-entrypoint..." 3 weeks ago Exited (255) 2 weeks ago 4369/tcp, 5671-5672/tcp, 0.0.0.0:5762->5762/tcp, 15671/tcp, 25672/tcp, 0.0.0.0:15672->15672/tcp myrabbit0
ea0a9cb0fe2f 89481b5d9082 "catalina.sh run" 4 weeks ago Exited (129) 4 weeks ago clever_leakey
[root@localhost ~]# docker start dd
dd
[root@localhost ~]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
dd100a4c60a7 5f "java -Djava.secur..." About a minute ago Up 2 seconds 0.0.0.0:8080->8080/tcp springboot
[root@localhost ~]#

docker start [OPTIONS] CONTAINER [CONTAINER...]

#You can start the container according to the container's Name or ID $ docker start ID/NAME

Options:
# -a parameter connects to the container and prints output or errors -a, --attach Attach STDOUT/STDERR and forward signals 
# I don't understand the parameters...
   --detach-keys string Override the key sequence for detaching a container
# -i parameter starts the container and enters interactive mode -i, --interactive Attach container's STDIN

docker restart [OPTIONS] CONTAINER [CONTAINER...]

#You can restart the container according to the container's Name or ID $ docker restart ID/NAME

Options:
# -t parameter wait time before stopping the container (default 10 seconds)
 -t, --time int Seconds to wait for stop before killing the container (default 10)

docker stop [OPTIONS] CONTAINER [CONTAINER...]

#You can stop the container according to the container's Name or ID $ docker restart ID/NAME

Options:
# -t parameter wait time before stopping the container (default 10 seconds)
 -t, --time int Seconds to wait for stop before killing it (default 10)