• Data Warehouse Service

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  5. Connection and Access FAQs
  6. What Should I Do If I Cannot Connect to a Data Warehouse Cluster?

What Should I Do If I Cannot Connect to a Data Warehouse Cluster?

Fault Locating

Confirm the following items to determine the cause of error:

  • Whether the cluster is in the normal state.
  • Whether the connection command, username, password, IP address, and port are correct.
  • Whether the OS type and version of the client are correct.
  • Whether the client is properly installed.

If you cannot connect to the data warehouse cluster in the public cloud, confirm the following items:

  • Whether the ECS is in the same AZ, VPC, subnet, and security group as the cluster.
  • Whether the inbound and outbound rules of the security group are correct.

If you cannot connect to the data warehouse cluster through the Internet, confirm the following items:

  • Whether your network is connected to the Internet.
  • Whether the firewall blocks the access.
  • Whether you need to access the Internet through a proxy.

Support Contact

Call the Customer Hotline for support.

Telephone:

Germany: 0800 330 44 44

International: +800 44556600