In the Hologres console, the Hologres Instances page lists all the instances that are purchased by using your Alibaba Cloud account. This topic describes the features on the Hologres Instances page and the related operations that you can perform.

Features

On the Hologres Instances page, you can view all the Hologres instances that are purchased by using your Alibaba Cloud account and the status of the instances. You can also create instances or modify the configurations of the instances. You can click the name of an instance to go to the details page of the instance. On the details page, you can perform more specific operations on the objects in the instance, such as databases and users.

The Hologres Instances page provides the following features:
  • Create an instance

    You can click Create Instance in the upper part of the Hologres Instances page to go to the buy page of Hologres. On the buy page, you can purchase a Hologres instance. For more information, see Purchase a Hologres instance.

  • View instance details

    You can click the name of a Hologres instance in the instance list to go to the details page of the instance. On the details page, you can view the instance configurations, check the monitoring and alerting data, and manage users and databases. For more information, see Instance configurations.

  • Go to the HoloWeb console

    HoloWeb is an all-in-one big data development platform that is developed based on Hologres.

    HoloWeb allows you to perform data analytics operations in a visualized manner or by executing SQL statements. You can click Go to HoloWeb in the upper part of the Hologres Instances page to go to the HoloWeb console. For more information about HoloWeb, see Log on to an instance.

  • Search for instances by name

    If you have purchased multiple instances in the current region, you can enter a keyword of an instance name in the search box to search for the required instance.

  • View the status of an instance
    The Status column displays the status of your Hologres instances. A Hologres instance must be in one of the following states:
    • Running: The instance is running as expected.
    • Creating: The payment is successful, and Hologres is creating the instance. You must wait for 3 to 5 minutes.
    • Stopped: The instance stops running, and you cannot connect to it.
  • View the billing method of an instance

    The Billing Method column displays the billing methods of your Hologres instances. For more information, see Billing methods.

  • Perform operations on an instance
    The Actions column displays the following operations that you can perform on a Hologres instance:
    • Manage

      You can click Manage to go to the details page of the instance. On the details page, you can view and perform more specific operations on the objects in the instance, such as databases and users.

    • Rename

      You can click Rename to rename the instance. After you click Rename, the Rename dialog box appears. Enter a new instance name and click OK.

    • Switch to Subscription
      You can click Switch to Subscription to change the billing method of the instance from Pay-as-you-go to Subscription.
      Note You cannot change the billing method of a Hologres instance from Subscription to Pay-as-you-go. For more information, see Change the billing method.
    • Upgrade

      If the instance cannot meet your business requirements, you can click Upgrade to scale up the instance. You can upgrade Hologres instances only by using your Alibaba Cloud account or as an authorized RAM user.

      Note When an instance is being upgraded, the instance stops working for a few minutes. We recommend that you upgrade instances during off-peak hours.
    • Downgrade

      If the instance contains a large number of idle resources, you can click Downgrade to scale down the instance. You can downgrade Hologres instances only by using your Alibaba Cloud account or as an authorized RAM user.

      Note When a Hologres instance is being downgraded, the instance stops working for a few minutes. We recommend that you downgrade instances during off-peak hours.
    • Renew

      If the billing method of the instance is Subscription, you can click Renew to extend the validity period of the instance.

    • Stop

      If the billing method of the instance is Pay-as-you-go, you can click Stop to stop the instance. After you click Stop, the system no longer charges fees for the computing resources but still charges fees for the storage resources.

    • Delete

      If you no longer need the instance, you can click Delete to delete it.