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        • Connection Failure Message: network error while attempting to run command 'isMaster' - Document Database Service

          Connection Failure Message: network error while attempting to run command 'isMaster' - Document Database Service

          To connect to the instance using SSL, download the SSL certificate, upload the certificate to the ECS directory (for example, /root/ca.crt), and run the command in SSL mode to connect to the instance.

          Help > Document Database Service > Troubleshooting
        • Common Methods for Connecting to a DDS Instance - Document Database Service

          Common Methods for Connecting to a DDS Instance - Document Database Service

          authSource=admin" Table 1 Parameter description Parameter Description ip If you access an instance from an ECS, ip is the private IP address of the instance.

          Help > Document Database Service > Best Practices
        • Document Database Service - Document Database Service

          Document Database Service - Document Database Service

          How Do I Back Up DDS to ECS? How Long Does DDS Store Backup Data For? What Is the DDS DB Instance Storage Configuration? Which Items Occupy the Storage Space on the Purchased DDS DB Instances? Which Types of Logs and Files Occupy DDS DB Instance Storage Space? More

          Help > Document Database Service > Progressive Knowledge
        • From ECS-hosted MongoDB to DDS - Document Database Service

          From ECS-hosted MongoDB to DDS - Document Database Service

          ECS ECS name ecs-mongodb Specify a name that is easy to identify. Specifications s6.xlarge.2 4vCPUs|8GiB The specifications in the left column are selected in this example. In your project, select specifications meeting your workload requirements.

          Help > Document Database Service > Best Practices
        • Configuring Cross-CIDR Access for a Replica Set - Document Database Service

          Configuring Cross-CIDR Access for a Replica Set - Document Database Service

          To ensure the ECS and the DB instance can communicate with each other, configure the connection by referring to VPC Peering Connection Overview.

          Help > Document Database Service > API Reference > APIs V3.0 (Recommended) > DB Instance Management
        • Java - Document Database Service

          Java - Document Database Service

          <password> Password for the current username <instance_ip> If you attempt to access the instance from an ECS, set instance_ip to the private IP address displayed on the Basic Information page of the instance to which you intend to connect.

          Help > Document Database Service > Getting Started
        • Java - Document Database Service

          Java - Document Database Service

          <password> Password for the current username <instance_ip> If you attempt to access the instance from an ECS, set instance_ip to the private IP address displayed on the Basic Information page of the instance to which you intend to connect.

          Help > Document Database Service > Getting Started
        • Java - Document Database Service

          Java - Document Database Service

          <password> Password for the current username <instance_ip> If you attempt to access the instance from an ECS, set instance_ip to the private IP address displayed on the Basic Information page of the instance to which you intend to connect.

          Help > Document Database Service > User Guide > Connecting to a DB Instance > Connecting to a Replica Set Instance > Connecting to a Replica Set Instance Using Program Code
        • Java - Document Database Service

          Java - Document Database Service

          <password> Password for the current username <instance_ip> If you attempt to access the instance from an ECS, set instance_ip to the private IP address displayed on the Basic Information page of the instance to which you intend to connect.

          Help > Document Database Service > User Guide > Connecting to a DB Instance > Connecting to a Single Node Instance > Connecting to a Single Node Instance Using Program Code
        • Getting Started - Document Database Service

          Getting Started - Document Database Service

          Connection Diagram Figure 1 Connection diagram Prerequisites Bind an EIP to the ECS and configure security group rules. Bind an EIP to the replica set instance. For details about how to bind an EIP, see Binding and Unbinding an EIP. Obtain the IP address of a local device.

          Help > Document Database Service > Getting Started
        • Connecting to a Replica Set Instance Using Robo 3T - Document Database Service

          Connecting to a Replica Set Instance Using Robo 3T - Document Database Service

          Connection Diagram Figure 1 Connection diagram Prerequisites Bind an EIP to the ECS and configure security group rules. Bind an EIP to the replica set instance. For details about how to bind an EIP, see Binding an EIP. Obtain the IP address of a local device.

          Help > Document Database Service > User Guide > Connecting to a DB Instance > Connecting to a Replica Set Instance > Connecting to a Replica Set Instance over a Public Network
        • Connecting to a Database - Document Database Service

          Connecting to a Database - Document Database Service

          authSource=admin&ssl=true Table 1 Parameter description Parameter Description <username> Current username <password> Password for the current username <instance_ip> If you access an instance from an ECS, instance_ip is the private IP address of the instance.

          Help > Document Database Service > Developer Guide > Application Development > Java-based Development
        • Java - Document Database Service

          Java - Document Database Service

          <password> Password for the current username <instance_ip> If you attempt to access the instance from an ECS, set instance_ip to the private IP address displayed on the Basic Information page of the instance to which you intend to connect.

          Help > Document Database Service > Getting Started
        • Java - Document Database Service

          Java - Document Database Service

          <password> Password for the current username <instance_ip> If you attempt to access the instance from an ECS, set instance_ip to the private IP address displayed on the Basic Information page of the instance to which you intend to connect.

          Help > Document Database Service > User Guide > Connecting to a DB Instance > Connecting to a Cluster Instance > Connecting to a Cluster Instance Using Program Code
        • Billed Items - Document Database Service

          Billed Items - Document Database Service

          Tiered pricing based on fixed bandwidth. 0 Mbit/s to 5 Mbit/s (included): billed at a fixed unit price per Mbit/s Greater than 5 Mbit/s: billed at a different price per Mbit/s See Bandwidth Price on ECS Pricing Details or EIP Pricing Details.

          Help > Document Database Service > Billing
        • Security White Paper - Document Database Service

          Security White Paper - Document Database Service

          The tenants can also create an ECS in the VPC to connect the database through a private IP address. Subnet groups and security groups can be configured in combination to isolate DDS DB instances, enhancing instance security.

          Help > Document Database Service > Security White Paper
        • Security White Paper - Document Database Service

          Security White Paper - Document Database Service

          The tenants can also create an ECS in the VPC to connect the database through a private IP address. Subnet groups and security groups can be configured in combination to isolate DDS DB instances, enhancing instance security.

          Help > Document Database Service > Security White Paper
        • SQL Execution Control - Document Database Service

          SQL Execution Control - Document Database Service

          Client IP Address If an ECS on Huawei Cloud is used, the value is the private IP address of the ECS. NOTE: This parameter does not take effect for cluster DB instances of version 3.4.

          Help > Document Database Service > User Guide
        • Progressive Knowledge - Document Database Service

          Progressive Knowledge - Document Database Service

          How Do I Back Up DDS Databases to an ECS? How Long Does DDS Store Backup Data For? How Does DDS Store Data? Which Items Occupy the Storage Space of DDS Instances? Which Types of Logs and Files Occupy DDS DB Instance Storage Space? More

          Help > Document Database Service > Progressive Knowledge
        • Error Code - Document Database Service

          Error Code - Document Database Service

          Check whether the billing mode of the current instance meets the API requirements. 400 DBS.280469 Invalid ECS group policy. Invalid ECS group policy. Check whether the policy associated with the ECS group is correct. 400 DBS.280482 Invalid user tag key. Invalid user tag key.

          Help > Document Database Service > API Reference > Appendix
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