Comparing Parameter Templates

Function

This API is used to compare two parameter templates.

Constraints

This API supports the following instance types:

GeminiDB Cassandra
GeminiDB Mongo
GeminiDB Influx instance with classic storage
GeminiDB Redis instance with classic storage

This API only compares parameter templates with the same node type, storage type, and DB engine.

Authorization Information

Each account has permissions to call all APIs, but IAM users must have the required permissions specifically assigned.

If you are using role/policy-based authorization, see the required permissions in Permissions and Supported Actions.

If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
gaussdbfornosql:configuration:compare	Read	-	-	nosql:param:list	-

URI

POST /v3/{project_id}/configurations/comparison

**Table 1** URI parameter
Parameter	Mandatory	Type	Description
project_id	Yes	String	Explanation: Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID. Constraints: N/A Values: N/A Default value: N/A

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	Explanation: User token Constraints: N/A Values: N/A Default value: N/A

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
source_configuration_id	Yes	String	Explanation: ID of the source parameter template to be compared. Constraints: N/A Values: N/A Default value: N/A
target_configuration_id	Yes	String	Explanation: ID of the destination parameter template for comparison. Constraints: N/A Values: N/A Default value: N/A

Response Parameters

Status code: 202

**Table 4** Response body parameters
Parameter	Type	Description
differences	Array of Table 5 objects	Explanation: Differences between parameters. Values: N/A

**Table 5** DiffDetails
Parameter	Type	Description
parameter_name	String	Explanation: Parameter name. Values: N/A
source_value	String	Explanation: Parameter value in the source parameter template. Values: N/A
target_value	String	Explanation: Parameter value in the destination parameter template. Values: N/A

Example Request

URI example

POST https://gaussdb-nosql.ap-southeast-1.myhuaweicloud.com/v3/375d8d8fad1f43039e23d3b6c0f60a19/configurations/comparison

Comparing a source parameter template with the target parameter template

{ 
  "source_configuration_id" : "0764fdcd949b411ba76c2b762b80c212pr06", 
  "target_configuration_id" : "fa42c57bb62844e490052f2ff9d5a264pr06" 
}

Example Response

Status code: 202

Accepted

{ 
  "differences" : [ { 
    "parameter_name" : "batch_size_fail_threshold_in_kb", 
    "source_value" : "1000", 
    "target_value" : "5000" 
  } ] 
}