docker-compose/docs/reference/compose_exec.md

docker compose exec

Execute a command in a running container.

Options

Name	Type	Default	Description
-d, --detach			Detached mode: Run command in the background.
--dry-run			Execute command in dry run mode
-e, --env	stringArray		Set environment variables
--index	int	0	index of the container if service has multiple replicas
-T, --no-TTY			Disable pseudo-TTY allocation. By default docker compose exec allocates a TTY.
--privileged			Give extended privileges to the process.
-u, --user	string		Run the command as this user.
-w, --workdir	string		Path to workdir directory for this command.

Description

This is the equivalent of docker exec targeting a Compose service.

With this subcommand, you can run arbitrary commands in your services. Commands allocate a TTY by default, so you can use a command such as docker compose exec web sh to get an interactive prompt.