Creating a Data Synchronization Task for a StarRocks Instance
Function
This API is used to create a data synchronization task for a StarRocks instance. Before calling this API:
- Learn how to authorize and authenticate it.
- Obtain the required region and endpoint.
Calling Method
For details, see Calling APIs.
Authorization Information
Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.
- If you are using role/policy-based authorization, see Permissions and Supported Actions for details on the required permissions.
- If you are using identity policy-based authorization, the following identity policy-based permissions are required.
URI
POST /v3/{project_id}/instances/{instance_id}/starrocks/databases/replication
|
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 |
|
instance_id |
Yes |
String |
Definition StarRocks instance ID, which is compliant with the UUID format. Constraints N/A Range The value contains 36 characters with a suffix of in07. Only letters and digits are allowed. Default Value N/A |
Request 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 |
|
X-Language |
Yes |
String |
Definition Request language type. Constraints N/A Range Default Value en-us |
|
Parameter |
Mandatory |
Type |
Description |
|---|---|---|---|
|
source_instance_id |
Yes |
String |
Definition ID of the TaurusDB instance in the synchronization task to be created. Constraints N/A Range N/A Default Value N/A |
|
source_node_id |
No |
String |
Definition ID of the TaurusDB read replica in the synchronization task to be created. Constraints N/A Range N/A Default Value N/A |
|
source_database |
Yes |
String |
Definition Name of the source database in the synchronization task to be created. Constraints The value can contain 3 to 1,024 characters. Only uppercase letters, lowercase letters, digits, and underscores (_) are allowed. Range N/A Default Value N/A |
|
target_database |
Yes |
String |
Definition Name of the destination database in the synchronization task to be created. Constraints The value can contain 3 to 128 characters. Only uppercase letters, lowercase letters, digits, and underscores (_) are allowed. Range N/A Default Value N/A |
|
task_name |
Yes |
String |
Definition Name of the synchronization task to be created. Constraints The value can contain 3 to 128 characters. Only uppercase letters, lowercase letters, digits, and underscores (_) are allowed. Range N/A Default Value N/A |
Response Parameters
Status code: 200
|
Parameter |
Type |
Description |
|---|---|---|
|
job_id |
String |
Definition ID of the data synchronization task. Range N/A |
Status code: 400
|
Parameter |
Type |
Description |
|---|---|---|
|
error_code |
String |
Error code. |
|
error_msg |
String |
Error message. |
Status code: 500
|
Parameter |
Type |
Description |
|---|---|---|
|
error_code |
String |
Error code. |
|
error_msg |
String |
Error message. |
Example Request
POST https://{endpoint}/v3/{project_id}/instances/{instance_id}/starrocks/databases/replication
{
"source_instance_id" : "source_instance_id",
"source_node_id" : "source_node_id",
"source_database" : "source_database",
"target_database" : "target_database",
"task_name" : "task_name"
}
Example Response
Status code: 200
Success.
{
"job_id" : "123"
}
Status code: 400
Client error.
{
"error_code" : "DBS.200022",
"error_msg" : "Instance not found."
}
SDK Sample Code
The SDK sample code is as follows.
Creating a data synchronization task for a StarRocks instance
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package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.gaussdb.v3.region.GaussDBRegion; import com.huaweicloud.sdk.gaussdb.v3.*; import com.huaweicloud.sdk.gaussdb.v3.model.*; public class CreateStarRocksDataReplicationSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); GaussDBClient client = GaussDBClient.newBuilder() .withCredential(auth) .withRegion(GaussDBRegion.valueOf("<YOUR REGION>")) .build(); CreateStarRocksDataReplicationRequest request = new CreateStarRocksDataReplicationRequest(); request.withInstanceId("{instance_id}"); CreateStarRocksDataReplication body = new CreateStarRocksDataReplication(); body.withTaskName("task_name"); body.withTargetDatabase("target_database"); body.withSourceDatabase("source_database"); body.withSourceNodeId("source_node_id"); body.withSourceInstanceId("source_instance_id"); request.withBody(body); try { CreateStarRocksDataReplicationResponse response = client.createStarRocksDataReplication(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } |
Creating a data synchronization task for a StarRocks instance
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkgaussdb.v3.region.gaussdb_region import GaussDBRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkgaussdb.v3 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = GaussDBClient.new_builder() \ .with_credentials(credentials) \ .with_region(GaussDBRegion.value_of("<YOUR REGION>")) \ .build() try: request = CreateStarRocksDataReplicationRequest() request.instance_id = "{instance_id}" request.body = CreateStarRocksDataReplication( task_name="task_name", target_database="target_database", source_database="source_database", source_node_id="source_node_id", source_instance_id="source_instance_id" ) response = client.create_star_rocks_data_replication(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
Creating a data synchronization task for a StarRocks instance
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" gaussdb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := gaussdb.NewGaussDBClient( gaussdb.GaussDBClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.CreateStarRocksDataReplicationRequest{} request.InstanceId = "{instance_id}" sourceNodeIdCreateStarRocksDataReplication:= "source_node_id" request.Body = &model.CreateStarRocksDataReplication{ TaskName: "task_name", TargetDatabase: "target_database", SourceDatabase: "source_database", SourceNodeId: &sourceNodeIdCreateStarRocksDataReplication, SourceInstanceId: "source_instance_id", } response, err := client.CreateStarRocksDataReplication(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.
Status Code
For details, see Status Codes.
Error Code
For details, see Error Codes.
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