Changing the Priority of a Redistribution Table
Function
This API is used to change the priority of a redistribution table.
Calling Method
For details, see Calling APIs.
URI
PUT /v2/{project_id}/clusters/{cluster_id}/redistribution/priority
| Parameter | Mandatory | Type | Description |
|---|---|---|---|
| project_id | Yes | String | Definition Project ID. To obtain the value, see Obtaining a Project ID. Constraints N/A Range N/A Default Value N/A |
| cluster_id | Yes | String | Definition Cluster ID. For details about how to obtain the value, see Obtaining the Cluster ID. Constraints N/A Range N/A Default Value N/A |
Request Parameters
| Parameter | Mandatory | Type | Description |
|---|---|---|---|
| db_name | No | String | Definition Database name. Constraints N/A Range 1 to 1024 Default Value N/A |
| priority | No | Array of RedisPriorityTable objects | Definition Priority of the table to be redistributed. Constraints N/A Range N/A Default Value N/A |
| Parameter | Mandatory | Type | Description |
|---|---|---|---|
| schema_name | No | String | Definition Schema name. Constraints N/A Range N/A Default Value N/A |
| id | No | Long | Definition Table ID. Constraints N/A Range N/A Default Value N/A |
| table_name | No | String | Definition Table name. Constraints N/A Range N/A Default Value N/A |
| redis_order | No | Integer | Definition Priority. Constraints N/A Range 1 to 1024 Default Value N/A |
Response Parameters
Status code: 200
Operation succeeded.
None
Example Requests
Set the redistribution priority of the test_1 table in the public schema in the GaussDB database to 55.
PUT https://{Endpoint}/v2/05f2cff45100d5112f4bc00b794ea08e/clusters/496c3032-c08f-4cd1-8c66-9b56a89a274d/redistribution/priority
{
"db_name" : "gaussdb",
"priority" : [ {
"id" : 17449,
"schema_name" : "public",
"table_name" : "test_1",
"redis_order" : 55
} ]
} Example Responses
Status code: 200
Operation succeeded.
{ } SDK Sample Code
The SDK sample code is as follows.
Set the redistribution priority of the test_1 table in the public schema in the GaussDB database to 55.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | 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.dws.v2.region.DwsRegion; import com.huaweicloud.sdk.dws.v2.*; import com.huaweicloud.sdk.dws.v2.model.*; import java.util.List; import java.util.ArrayList; public class SetRedistributionPrioritySolution { 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); DwsClient client = DwsClient.newBuilder() .withCredential(auth) .withRegion(DwsRegion.valueOf("<YOUR REGION>")) .build(); SetRedistributionPriorityRequest request = new SetRedistributionPriorityRequest(); request.withClusterId("{cluster_id}"); RedisPriorityConf body = new RedisPriorityConf(); [](model.RedisPriorityTable) listbodyPriority = new ArrayList<>(); listbodyPriority.add( new RedisPriorityTable() .withSchemaName("public") .withId(17449L) .withTableName("test_1") .withRedisOrder(55) ); body.withPriority(listbodyPriority); body.withDbName("gaussdb"); request.withBody(body); try { SetRedistributionPriorityResponse response = client.setRedistributionPriority(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()); } } } |
Set the redistribution priority of the test_1 table in the public schema in the GaussDB database to 55.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | # coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdws.v2.region.dws_region import DwsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdws.v2 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 = DwsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DwsRegion.value_of("<YOUR REGION>")) \ .build() try: request = SetRedistributionPriorityRequest() request.cluster_id = "{cluster_id}" listPrioritybody = [ RedisPriorityTable( schema_name="public", id=17449, table_name="test_1", redis_order=55 ) ] request.body = RedisPriorityConf( priority=listPrioritybody, db_name="gaussdb" ) response = client.set_redistribution_priority(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
Set the redistribution priority of the test_1 table in the public schema in the GaussDB database to 55.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dws "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2/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 := dws.NewDwsClient( dws.DwsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.SetRedistributionPriorityRequest{} request.ClusterId = "{cluster_id}" schemaNamePriority:= "public" idPriority:= int64(17449) tableNamePriority:= "test_1" redisOrderPriority:= int32(55) var listPrioritybody = []model.RedisPriorityTable{ { SchemaName: &schemaNamePriority, Id: &idPriority, TableName: &tableNamePriority, RedisOrder: &redisOrderPriority, }, } dbNameRedisPriorityConf:= "gaussdb" request.Body = &model.RedisPriorityConf{ Priority: &listPrioritybody, DbName: &dbNameRedisPriorityConf, } response, err := client.SetRedistributionPriority(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 Codes
| Status Code | Description |
|---|---|
| 200 | Operation succeeded. |
| 400 | Request error. |
| 401 | Authentication failed. |
| 403 | You do not have required permissions. |
| 404 | No resources found. |
| 500 | Internal server error. |
| 503 | Service unavailable. |
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