Help Center/ Migration Center/ User Guide/ Big Data Verification/ Creating a Connection to the Source/ Creating a Connection to a Source Cloud Service
Updated on 2024-12-13 GMT+08:00
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Creating a Connection to a Source Cloud Service

To verify the consistency of data stored using big data cloud services, you need to establish connections between MgC and the source and target cloud services.

The supported source big data cloud services include:

  • MaxCompute
  • ApsaraDB for ClickHouse

Procedure

  1. Sign in to the MgC console.
  2. In the navigation pane on the left, choose Migrate > Big Data Verification. Select the created migration project in the upper left corner of the page.
  3. In the Features area, click Connection Management.
  4. Click Create Connection in the upper right corner of the page.
  5. Select the big data cloud service you use and click Next.
  6. Configure the connection parameters based on the big data cloud service you selected.

    Table 1 Parameters for creating a connection to MaxCompute

    Parameter

    Configuration

    Connection To

    Select Source.

    Connection Name

    The default name is MaxCompute-4 random characters (including letters and numbers). You can also customize a name.

    Alibaba Cloud Credential

    Select the credential of the source Alibaba Cloud account. For details about how to add credentials, see "Big data - MaxCompute" in Adding Resource Credentials.

    MaxCompute Project

    Enter the name of your MaxCompute project. You can obtain the project name from the MaxCompute console.

    Endpoint

    Enter the endpoint of the region where the MaxCompute project is located.

    For details about MaxCompute endpoints in different regions, see MaxCompute Endpoints.
    Table 2 Parameters for creating a connection to ApsaraDB for ClickHouse

    Parameter

    Configuration

    Connection To

    Select Source.

    Connection Name

    The default name is ApsaraDB for ClickHouse-4 random characters (including letters and numbers). You can also customize a name.

    ClickHouse Credential

    Select the ApsaraDB for ClickHouse credential added to Edge. For details about how to add credentials, see "Big data - ClickHouse" in Adding Resource Credentials.

    Database URL

    Enter the public address of the source ClickHouse cluster. You can view the IP address in the cluster details.

  7. Click Test. MgC verifies whether the cloud service can be connected using the information you provided. If the test is successful, the connection can be set up.
  8. After the connection test is successful, click Confirm. The cloud service connection is created.
  9. On the Connection Management page, view the created connection and its basic information. In the Operation column, click Modify to modify the connection settings.