Help Center/ TaurusDB/ API Reference/ APIs (Recommended)/ HTAP (Standard Edition)/ Querying Specifications of an HTAP Instance

Updated on 2025-07-29 GMT+08:00

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Querying Specifications of an HTAP Instance

Function

This API is used to query specifications of an HTAP instance. Before calling this API:

Learn how to authorize and authenticate it.
Obtain the required region and endpoint.

URI

GET /v3/{project_id}/htap/flavors/{engine_name}

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Definition Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID. Constraints N/A Range The value contains 32 characters. Only letters and digits are allowed. Default Value N/A
engine_name	Yes	String	Definition HTAP engine type. Constraints N/A Range star-rocks click-house Default Value star-rocks

**Table 2** Query parameter
Parameter	Mandatory	Type	Description
availability_zone_mode	No	String	Definition AZ type. Constraints N/A Range Only single is supported. Default Value single
spec_code	No	String	Definition Specification code. If this parameter is specified, only the specified specification code is queried. Constraints N/A Range N/A Default Value N/A
version_name	No	String	Definition HTAP database version. Constraints N/A Range N/A Default Value 3.1.6.0

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	Definition User token. To obtain this value, call the IAM API for obtaining a user token. The value of X-Subject-Token in the response header is the token value. Constraints N/A Range N/A Default Value N/A
Content-Type	Yes	String	Definition Content type. Constraints N/A Range application/json Default Value application/json
X-Language	No	String	Definition Request language type. Constraints N/A Range en-us zh-cn Default Value en-us

Response Parameters

Status code: 200

**Table 4** Response body parameter
Parameter	Type	Description
flavors	Array of flavors objects	Definition Specification information. Range N/A

**Table 5** flavors
Parameter	Type	Description
type	String	Definition CPU architecture. Range The value can be arm, x86, or generalX86. arm: exclusive Arm x86: exclusive x86 generalX86: general-purpose x86
vcpus	String	Definition Number of vCPUs. For example, the value 1 indicates 1 vCPU. Range N/A
ram	String	Definition Memory size, in GB. Range N/A
id	String	Definition Specification ID. The value is unique. Range N/A
spec_code	String	Definition Resource specification code. Its value is same as the value of flavor_ref. Example: gaussdb.sr-be.xlarge.x86.4 gaussdb.sr indicates the product. xlarge indicates the compute specifications (4 vCPUs). x86 indicates the x86 architecture. 4 indicates the ratio of vCPUs to memory is 1:4. Range N/A
version_name	String	Definition DB version number. Range N/A
instance_mode	String	Definition Instance type. The value can be Cluster or Single. Range N/A
az_status	Map<String,String>	Definition Specification status in an AZ. Range normal: The specifications are available in the AZ. unsupported: The specifications are not supported. sellout: The specifications are sold out.

Status code: 400

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 500

**Table 7** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Example Request

Querying StarRocks specifications

GET https://{endpoint}/v3/23a50154cf494ec9ad6883979a12db0a/htap/flavors/star-rocks?availability_zone_mode=single

Example Response

Status code: 200

Success.

{
  "flavors" : [ {
    "type" : "x86",
    "vcpus" : "4",
    "ram" : "16",
    "id" : "de565db8-0a96-37ea-9388-61167624712c",
    "spec_code" : "gaussdb.sr-be.xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  }, {
    "type" : "x86",
    "vcpus" : "4",
    "ram" : "16",
    "id" : "afef3bfd-ac7c-32e1-ba44-c388acbb196a",
    "spec_code" : "gaussdb.sr-fe.xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  }, {
    "type" : "x86",
    "vcpus" : "8",
    "ram" : "32",
    "id" : "c50e8e15-f2fc-3b40-aca6-c98f07ce2ce0",
    "spec_code" : "gaussdb.sr-be.2xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  }, {
    "type" : "x86",
    "vcpus" : "8",
    "ram" : "32",
    "id" : "24059750-4280-3ee5-a44b-488b924633b4",
    "spec_code" : "gaussdb.sr-fe.2xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  }, {
    "type" : "x86",
    "vcpus" : "16",
    "ram" : "64",
    "id" : "a48c63dc-5563-3813-9e13-39d3301e56f4",
    "spec_code" : "gaussdb.sr-be.4xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  }, {
    "type" : "x86",
    "vcpus" : "16",
    "ram" : "64",
    "id" : "0ef44c01-f7a1-30f5-9f05-9e47094e8c1f",
    "spec_code" : "gaussdb.sr-fe.4xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  }, {
    "type" : "x86",
    "vcpus" : "32",
    "ram" : "128",
    "id" : "2bf6aa50-50da-3f27-91af-a8c873070537",
    "spec_code" : "gaussdb.sr-fe.8xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "normal"
    }
  }, {
    "type" : "x86",
    "vcpus" : "32",
    "ram" : "128",
    "id" : "9f52a065-aa93-371a-9975-959fedf6e24f",
    "spec_code" : "gaussdb.sr-be.8xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "normal"
    }
  }, {
    "type" : "x86",
    "vcpus" : "64",
    "ram" : "256",
    "id" : "709822e4-567f-3e85-b4af-cb099206c8e2",
    "spec_code" : "gaussdb.sr-fe.16xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  }, {
    "type" : "x86",
    "vcpus" : "64",
    "ram" : "256",
    "id" : "4e56e208-0226-34bb-b84d-035ab0497824",
    "spec_code" : "gaussdb.sr-be.16xlarge.x86.4",
    "version_name" : "8.0",
    "instance_mode" : "Cluster",
    "az_status" : {
      "az1" : "normal",
      "az2" : "normal",
      "az3" : "normal",
      "az4" : "unsupported"
    }
  } ]
}

Status code: 400

Client error.

{
  "error_msg" : "Invalid specification code.",
  "error_code" : "DBS.280434"
}

Status Code

For details, see Status Codes.

Error Code

For details, see Error Codes.

Parent topic: HTAP (Standard Edition)

Previous topic: Obtaining the Storage Type of an HTAP Instance

Next topic: Querying HTAP Instances

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