文档 AWS SDK 示例 GitHub 存储库中还有更多 [S AWS DK 示例](https://github.com/awsdocs/aws-doc-sdk-examples)。

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# 与 AWS SDK `DeleteDBInstance` 配合使用
<a name="neptune_example_neptune_DeleteDBInstance_section"></a>

以下代码示例演示如何使用 `DeleteDBInstance`。

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：
+  [了解基本功能](neptune_example_neptune_Scenario_section.md) 

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#### [ Java ]

**适用于 Java 的 SDK 2.x**  
 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/javav2/example_code/neptune#code-examples)中查找完整示例，了解如何进行设置和运行。

```
    /**
     * Deletes a DB instance asynchronously.
     *
     * @param instanceId the identifier of the DB instance to be deleted
     * @return a {@link CompletableFuture} that completes when the DB instance has been deleted
     */
    public CompletableFuture<Void> deleteDBInstanceAsync(String instanceId) {
        DeleteDbInstanceRequest request = DeleteDbInstanceRequest.builder()
                .dbInstanceIdentifier(instanceId)
                .skipFinalSnapshot(true)
                .build();

        return getAsyncClient().deleteDBInstance(request)
                .thenAccept(response -> System.out.println("🗑️ Deleting DB Instance: " + instanceId));
    }
```
+  有关 API 的详细信息，请参阅DBInstance《*AWS SDK for Java 2.x API 参考*》中的 [“删除”](https://docs.aws.amazon.com/goto/SdkForJavaV2/neptune-2014-10-31/DeleteDBInstance)。

------
#### [ Python ]

**适用于 Python 的 SDK（Boto3）**  
 还有更多相关信息 GitHub。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/python/example_code/neptune#code-examples)中查找完整示例，了解如何进行设置和运行。

```
def delete_db_instance(neptune_client, instance_id: str):
    """
    Deletes a Neptune DB instance and waits for its deletion to complete.
    Raises exception to be handled by calling code.
    """
    print(f"Initiating deletion of DB Instance: {instance_id}")
    try:
        neptune_client.delete_db_instance(
            DBInstanceIdentifier=instance_id,
            SkipFinalSnapshot=True
        )

        print(f"Waiting for DB Instance '{instance_id}' to be deleted...")
        waiter = neptune_client.get_waiter('db_instance_deleted')
        waiter.wait(
            DBInstanceIdentifier=instance_id,
            WaiterConfig={
                'Delay': 30,
                'MaxAttempts': 40
            }
        )

        print(f"DB Instance '{instance_id}' successfully deleted.")

    except ClientError as err:
        code = err.response["Error"]["Code"]
        message = err.response["Error"]["Message"]

        if code == "DBInstanceNotFoundFault":
            print(f"Instance '{instance_id}' not found or already deleted.")
        elif code == "AccessDeniedException":
            print("Access denied. Please ensure you have the necessary permissions.")
        else:
            print(f"Couldn't delete DB instance. {code}: {message}")
        raise
```
+  有关 API 的详细信息，请参阅 *Python DBInstance 版AWS SDK 中[删除](https://docs.aws.amazon.com/goto/boto3/neptune-2014-10-31/DeleteDBInstance) (Boto3) API 参考*。

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