# emr ## Description Amazon EMR is a web service that makes it easier to process large amounts of data efficiently. Amazon EMR uses Hadoop processing combined with several Amazon Web Services services to do tasks such as web indexing, data mining, log file analysis, machine learning, scientific simulation, and data warehouse management. ## Available Commands * [add-instance-fleet](add-instance-fleet.md) * [add-instance-groups](add-instance-groups.md) * [add-steps](add-steps.md) * [add-tags](add-tags.md) * [cancel-steps](cancel-steps.md) * [create-cluster](create-cluster.md) * [create-default-roles](create-default-roles.md) * [create-hbase-backup](create-hbase-backup.md) * [create-persistent-app-ui](create-persistent-app-ui.md) * [create-security-configuration](create-security-configuration.md) * [create-studio](create-studio.md) * [create-studio-session-mapping](create-studio-session-mapping.md) * [delete-security-configuration](delete-security-configuration.md) * [delete-studio](delete-studio.md) * [delete-studio-session-mapping](delete-studio-session-mapping.md) * [describe-cluster](describe-cluster.md) * [describe-notebook-execution](describe-notebook-execution.md) * [describe-persistent-app-ui](describe-persistent-app-ui.md) * [describe-release-label](describe-release-label.md) * [describe-security-configuration](describe-security-configuration.md) * [describe-step](describe-step.md) * [describe-studio](describe-studio.md) * [disable-hbase-backups](disable-hbase-backups.md) * [get](get.md) * [get-auto-termination-policy](get-auto-termination-policy.md) * [get-block-public-access-configuration](get-block-public-access-configuration.md) * [get-cluster-session-credentials](get-cluster-session-credentials.md) * [get-managed-scaling-policy](get-managed-scaling-policy.md) * [get-on-cluster-app-ui-presigned-url](get-on-cluster-app-ui-presigned-url.md) * [get-persistent-app-ui-presigned-url](get-persistent-app-ui-presigned-url.md) * [get-session](get-session.md) * [get-session-endpoint](get-session-endpoint.md) * [get-studio-session-mapping](get-studio-session-mapping.md) * [install-applications](install-applications.md) * [list-clusters](list-clusters.md) * [list-instance-fleets](list-instance-fleets.md) * [list-instances](list-instances.md) * [list-notebook-executions](list-notebook-executions.md) * [list-release-labels](list-release-labels.md) * [list-security-configurations](list-security-configurations.md) * [list-sessions](list-sessions.md) * [list-steps](list-steps.md) * [list-studio-session-mappings](list-studio-session-mappings.md) * [list-studios](list-studios.md) * [list-supported-instance-types](list-supported-instance-types.md) * [modify-cluster](modify-cluster.md) * [modify-cluster-attributes](modify-cluster-attributes.md) * [modify-instance-fleet](modify-instance-fleet.md) * [modify-instance-groups](modify-instance-groups.md) * [put](put.md) * [put-auto-scaling-policy](put-auto-scaling-policy.md) * [put-auto-termination-policy](put-auto-termination-policy.md) * [put-block-public-access-configuration](put-block-public-access-configuration.md) * [put-managed-scaling-policy](put-managed-scaling-policy.md) * [remove-auto-scaling-policy](remove-auto-scaling-policy.md) * [remove-auto-termination-policy](remove-auto-termination-policy.md) * [remove-managed-scaling-policy](remove-managed-scaling-policy.md) * [remove-tags](remove-tags.md) * [restore-from-hbase-backup](restore-from-hbase-backup.md) * [schedule-hbase-backup](schedule-hbase-backup.md) * [socks](socks.md) * [ssh](ssh.md) * [start-notebook-execution](start-notebook-execution.md) * [start-session](start-session.md) * [stop-notebook-execution](stop-notebook-execution.md) * [terminate-clusters](terminate-clusters.md) * [terminate-session](terminate-session.md) * [update-studio](update-studio.md) * [update-studio-session-mapping](update-studio-session-mapping.md) * [wait](wait/index.md)