Delete the images present in Docker

Check the images present in Docker:

#docker images

sunny@Oracle1:/$ docker images
REPOSITORY                                       TAG         IMAGE ID       CREATED        SIZE
container-registry.oracle.com/database/express   21.3.0-xe   c273dde6b184   4 months ago   11.2GB
container-registry.oracle.com/database/express   latest      c273dde6b184   4 months ago   11.2GB

Remove the docker images from Docker Repositories

#docker rmi image-name:tag

#docker rmi image-id

sunny@Oracle1:/etc$ docker rmi container-registry.oracle.com/database/express:latest
Untagged: container-registry.oracle.com/database/express:latest

Verify the docker images again:

sunny@Oracle1:/etc$ docker images
REPOSITORY                                       TAG         IMAGE ID       CREATED        SIZ
container-registry.oracle.com/database/express   21.3.0-xe   c273dde6b184   4 months ago   11.2GB