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Hologres:Connect to an instance

Last Updated:Jul 17, 2024

HoloWeb is a development platform that is used to process data in Hologres instances. This topic describes how to use HoloWeb to connect to a Hologres instance.

Prerequisites

  • An Alibaba Cloud account is created.

  • The real-name verification is complete.

  • A Hologres instance is purchased. For more information, see Purchase a Hologres instance.

Connect to an instance

  1. Log on to the Hologres console.

  2. In the top navigation bar, select a region from the drop-down list.

  3. In the left-side navigation pane of the Hologres console, click Go to HoloWeb to go to the HoloWeb console.

  4. On the Metadata Management tab, click Connect to an instance.

  5. In the Connect to an instance dialog box, set the parameters based on your business requirements and click OK.

    Parameter

    Description

    Required

    Network type

    • public network: Supported regions include China (Shanghai), China (Shenzhen), China (Beijing), China (Hangzhou), China (Zhangjiakou), Singapore, China (Hong Kong), Malaysia (Kuala Lumpur), Indonesia (Jakarta) and US (Silicon Valley).

      The Public network icon icon indicates that the network type of the instance is public network.

    • VPC: You can select only the region from which you log on to the HoloWeb console.

      The VPC icon icon indicates that the network type of the instance is VPC. You cannot edit information about this instance or delete this instance.

    No

    Instance name

    The Hologres instance that is created by using the current Alibaba Cloud account.

    No

    Name

    After you set the Instance name parameter, the name of the specified instance is automatically displayed in the Name field. You can also enter a custom instance name.

    Yes

    Description

    The description of the connection.

    No

    Domain Name

    The endpoint of the Hologres instance.

    You can view the endpoint of the Hologres instance in the Network Information section of the instance details page in the Hologres console.

    After you set the Instance name parameter, the endpoint of the specified instance is automatically displayed in the Domain Name field. You can also enter the endpoint of the Hologres instance.

    Yes

    Port

    The port number of the Hologres instance.

    You can view the port number of the Hologres instance in the Network Information section of the instance details page in the Hologres console.

    After you set the Instance name parameter, the port number of the specified instance is automatically displayed in the Port field. You can also enter the port number of the Hologres instance.

    Yes

    Logon Method

    • Password-free Logon: You can directly connect to the instance by using the current Alibaba Cloud account, without the need to enter the AccessKey ID and AccessKey secret.

    • Password Logon: You can enter the AccessKey ID and AccessKey secret of the current or another Alibaba Cloud account to connect to the instance.

    Yes

    Username

    This parameter is displayed only when you set the Logon Method parameter to Password Logon.

    The AccessKey ID of your Alibaba Cloud account.

    You can obtain the AccessKey ID from the Security Management page.

    No

    Password

    This parameter is displayed only when you set the Logon Method parameter to Password Logon.

    The AccessKey secret of your Alibaba Cloud account.

    No

    Test Connectivity

    Checks whether the instance connection is successful.

    • If the instance connection is successful, the message Test passed is displayed.

    • If the instance connection fails, the message Test failed is displayed.

    No

    Login after connection

    Specifies whether to connect to the instance.

    • Yes: connects to the instance. The connected instance is displayed in the left-side Instances Connected list.

    • No: does not connect to the instance. The disconnected instance is displayed in the left-side Instances Disconnected list.

    Yes

  6. After the instance is connected, click the Refresh icon to the right of Instance Management to refresh the instance lists. Click Instances Connected to view the information about the connected instance.

    To manage the instance, right-click the instance and select an action. For more information about how to manage instances, see Manage instances.