将 DescribeDBClusterParameterGroups 与 Amazon SDK 或 CLI 配合使用 - Amazon Aurora
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DescribeDBClusterParameterGroups 与 Amazon SDK 或 CLI 配合使用

以下代码示例演示如何使用 DescribeDBClusterParameterGroups

操作示例是大型程序的代码摘录,必须在上下文中运行。在以下代码示例中,您可以查看此操作的上下文:

.NET
Amazon SDK for .NET
注意

在 GitHub 上查看更多内容。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

/// <summary> /// Get the description of a DB cluster parameter group by name. /// </summary> /// <param name="name">The name of the DB parameter group to describe.</param> /// <returns>The parameter group description.</returns> public async Task<DBClusterParameterGroup?> DescribeCustomDBClusterParameterGroupAsync(string name) { var response = await _amazonRDS.DescribeDBClusterParameterGroupsAsync( new DescribeDBClusterParameterGroupsRequest() { DBClusterParameterGroupName = name }); return response.DBClusterParameterGroups.FirstOrDefault(); }
C++
适用于 C++ 的 SDK
注意

查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

Aws::Client::ClientConfiguration clientConfig; // Optional: Set to the AWS Region (overrides config file). // clientConfig.region = "us-east-1"; Aws::RDS::RDSClient client(clientConfig); Aws::RDS::Model::DescribeDBClusterParameterGroupsRequest request; request.SetDBClusterParameterGroupName(CLUSTER_PARAMETER_GROUP_NAME); Aws::RDS::Model::DescribeDBClusterParameterGroupsOutcome outcome = client.DescribeDBClusterParameterGroups(request); if (outcome.IsSuccess()) { std::cout << "DB cluster parameter group named '" << CLUSTER_PARAMETER_GROUP_NAME << "' already exists." << std::endl; dbParameterGroupFamily = outcome.GetResult().GetDBClusterParameterGroups()[0].GetDBParameterGroupFamily(); } else { std::cerr << "Error with Aurora::DescribeDBClusterParameterGroups. " << outcome.GetError().GetMessage() << std::endl; return false; }
Go
适用于 Go V2 的 SDK
注意

查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

type DbClusters struct { AuroraClient *rds.Client } // GetParameterGroup gets a DB cluster parameter group by name. func (clusters *DbClusters) GetParameterGroup(parameterGroupName string) ( *types.DBClusterParameterGroup, error) { output, err := clusters.AuroraClient.DescribeDBClusterParameterGroups( context.TODO(), &rds.DescribeDBClusterParameterGroupsInput{ DBClusterParameterGroupName: aws.String(parameterGroupName), }) if err != nil { var notFoundError *types.DBParameterGroupNotFoundFault if errors.As(err, &notFoundError) { log.Printf("Parameter group %v does not exist.\n", parameterGroupName) err = nil } else { log.Printf("Error getting parameter group %v: %v\n", parameterGroupName, err) } return nil, err } else { return &output.DBClusterParameterGroups[0], err } }
Java
SDK for Java 2.x
注意

查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

public static void describeDbClusterParameterGroups(RdsClient rdsClient, String dbClusterGroupName) { try { DescribeDbClusterParameterGroupsRequest groupsRequest = DescribeDbClusterParameterGroupsRequest.builder() .dbClusterParameterGroupName(dbClusterGroupName) .maxRecords(20) .build(); List<DBClusterParameterGroup> groups = rdsClient.describeDBClusterParameterGroups(groupsRequest) .dbClusterParameterGroups(); for (DBClusterParameterGroup group : groups) { System.out.println("The group name is " + group.dbClusterParameterGroupName()); System.out.println("The group ARN is " + group.dbClusterParameterGroupArn()); } } catch (RdsException e) { System.out.println(e.getLocalizedMessage()); System.exit(1); } }
Kotlin
适用于 Kotlin 的 SDK
注意

在 GitHub 上查看更多内容。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

suspend fun describeDbClusterParameterGroups(dbClusterGroupName: String?) { val groupsRequest = DescribeDbClusterParameterGroupsRequest { dbClusterParameterGroupName = dbClusterGroupName maxRecords = 20 } RdsClient { region = "us-west-2" }.use { rdsClient -> val response = rdsClient.describeDbClusterParameterGroups(groupsRequest) response.dbClusterParameterGroups?.forEach { group -> println("The group name is ${group.dbClusterParameterGroupName}") println("The group ARN is ${group.dbClusterParameterGroupArn}") } } }
Python
SDK for Python(Boto3)
注意

查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库中进行设置和运行。

class AuroraWrapper: """Encapsulates Aurora DB cluster actions.""" def __init__(self, rds_client): """ :param rds_client: A Boto3 Amazon Relational Database Service (Amazon RDS) client. """ self.rds_client = rds_client @classmethod def from_client(cls): """ Instantiates this class from a Boto3 client. """ rds_client = boto3.client("rds") return cls(rds_client) def get_parameter_group(self, parameter_group_name): """ Gets a DB cluster parameter group. :param parameter_group_name: The name of the parameter group to retrieve. :return: The requested parameter group. """ try: response = self.rds_client.describe_db_cluster_parameter_groups( DBClusterParameterGroupName=parameter_group_name ) parameter_group = response["DBClusterParameterGroups"][0] except ClientError as err: if err.response["Error"]["Code"] == "DBParameterGroupNotFound": logger.info("Parameter group %s does not exist.", parameter_group_name) else: logger.error( "Couldn't get parameter group %s. Here's why: %s: %s", parameter_group_name, err.response["Error"]["Code"], err.response["Error"]["Message"], ) raise else: return parameter_group

有关 Amazon SDK 开发人员指南和代码示例的完整列表,请参阅 将此服务与 Amazon SDK 结合使用。本主题还包括有关入门的信息以及有关先前的 SDK 版本的详细信息。