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    Resource Orchestration Service:DATASOURCE::CDDC::DedicatedHostGroups

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    Resource Orchestration Service:DATASOURCE::CDDC::DedicatedHostGroups

    Last Updated:Jun 08, 2026

    Queries resource information about dedicated clusters.

    Syntax

    {
  "Type": "DATASOURCE::CDDC::DedicatedHostGroups",
  "Properties": {
    "DedicatedHostGroupId": String,
    "Engine": String,
    "RefreshOptions": String
  }
}

    Properties

    Property

    Type

    Required

    Editable

    Description

    Constraint

    DedicatedHostGroupId

    String

    No

    Yes

    The ID of the dedicated cluster.

    None.

    Engine

    String

    No

    Yes

    The database engine type used to filter hosts.

    None.

    RefreshOptions

    String

    No

    Yes

    The refresh policy for data source resources on stack update.

    Valid values:

    • Never (default): does not refresh data source resources on stack update.

    • Always: refreshes data source resources on stack update.

    Return values

    Fn::GetAtt

    • DedicatedHostGroups: the details of dedicated clusters.

    • DedicatedHostGroupIds: the IDs of the dedicated clusters.

    Property

    Type

    Description

    Constraint

    DedicatedHostGroupIds

    List

    The IDs of the dedicated clusters.

    None.

    DedicatedHostGroups

    List

    Details of the dedicated clusters.

    None.

    DiskUtility

    String

    The disk usage rate.

    None.

    Category

    String

    The dedicated cluster type.

    None.

    Text

    String

    The host description.

    None.

    VpcId

    String

    The ID of the VPC where the dedicated cluster resides.

    None.

    MemAllocationRatio

    String

    The memory overcommit ratio.

    None.

    DeployType

    String

    The instance deployment method.

    None.

    DiskAllocatedAmount

    String

    The allocated disk size.

    None.

    HostNumber

    String

    The number of hosts.

    None.

    DiskUsedAmount

    String

    The used disk size.

    None.

    DedicatedHostGroupDesc

    String

    The name of the dedicated cluster to which the host belongs.

    None.

    MemUsedAmount

    String

    The used memory size.

    None.

    Engine

    String

    The database engine type.

    None.

    BastionInstanceId

    String

    The ID of the primary instance on the host.

    None.

    InstanceNumber

    String

    The number of instances on the host.

    None.

    MemAllocateRation

    String

    The memory allocation rate.

    None.

    CreateTime

    String

    The timestamp when the dedicated cluster was created.

    None.

    DiskAllocationRatio

    String

    The storage overcommit ratio.

    None.

    CpuAllocationRatio

    String

    The CPU overcommit ratio.

    None.

    AllocationPolicy

    String

    The resource allocation policy.

    None.

    DedicatedHostCountGroupByHostType

    String

    The storage type of the host in the dedicated cluster.

    None.

    MemAllocatedAmount

    String

    The allocated memory size.

    None.

    DiskAllocateRation

    String

    The disk allocation rate.

    None.

    OpenPermission

    String

    The OS permission on the host.

    None.

    MemUtility

    String

    The memory usage rate.

    None.

    CpuAllocatedAmount

    String

    The allocated CPU cores.

    None.

    CpuAllocateRation

    String

    The CPU allocation rate.

    None.

    DedicatedHostGroupId

    String

    The ID of the dedicated cluster.

    None.

    ZoneIdList

    String

    The zone IDs of the dedicated cluster hosts.

    None.

    HostReplacePolicy

    String

    The host fault handling policy.

    None.

    Examples

    YAML format

    ROSTemplateFormatVersion: '2015-09-01'
Parameters:
  DedicatedHostGroupId:
    Description: Dedicated Host Group ID.
    Type: String
Resources:
  ExtensionDataSource:
    Properties:
      DedicatedHostGroupId:
        Ref: DedicatedHostGroupId
    Type: DATASOURCE::CDDC::DedicatedHostGroups
Outputs:
  DedicatedHostGroupIds:
    Description: The list of dedicated host group IDs.
    Value:
      Fn::GetAtt:
      - ExtensionDataSource
      - DedicatedHostGroupIds
  DedicatedHostGroups:
    Description: The list of dedicated host groups.
    Value:
      Fn::GetAtt:
      - ExtensionDataSource
      - DedicatedHostGroups

    JSON format

    {
  "ROSTemplateFormatVersion": "2015-09-01",
  "Parameters": {
    "DedicatedHostGroupId": {
      "Type": "String",
      "Description": "Dedicated Host Group ID."
    }
  },
  "Resources": {
    "ExtensionDataSource": {
      "Type": "DATASOURCE::CDDC::DedicatedHostGroups",
      "Properties": {
        "DedicatedHostGroupId": {
          "Ref": "DedicatedHostGroupId"
        }
      }
    }
  },
  "Outputs": {
    "DedicatedHostGroups": {
      "Description": "The list of dedicated host groups.",
      "Value": {
        "Fn::GetAtt": [
          "ExtensionDataSource",
          "DedicatedHostGroups"
        ]
      }
    },
    "DedicatedHostGroupIds": {
      "Description": "The list of dedicated host group IDs.",
      "Value": {
        "Fn::GetAtt": [
          "ExtensionDataSource",
          "DedicatedHostGroupIds"
        ]
      }
    }
  }
}