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



  • Whether the cluster status is normal.

  • Whether the connection command, username, password, IP address, and port are correct.

  • Whether the operating system type and version of the client are correct.

  • Whether the client is properly installed.

If cluster connection failed on the public cloud, check the following items:

  • Whether the ECSs are 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 cluster connection failed through the Internet, confirm the following items:

  • Whether your network is connected to the Internet.

  • Whether the firewall blocked access.

  • Whether you need to access the Internet through a proxy.

Technical Support

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