./s3-check-md5 -versions -access-key minio -secret-key minio123 -endpoint http://127.0.0.1:9006/ -bucket olockbucket

# additional tests for encryption object alignment
go install -v github.com/minio/multipart-debug@latest

upload_id=$(multipart-debug --endpoint 127.0.0.1:9001 --accesskey minio --secretkey minio123 multipart new --bucket bucket --object new-test-encrypted-object --encrypt)

/// tip

Pydantic có một hành vi đặc biệt khi bạn sử dụng `Optional` hoặc `Union[Something, None]` mà không có giá trị mặc dịnh, bạn có thể đọc nhiều hơn về nó trong tài liệu của Pydantic về <a href="https://docs.pydantic.dev/latest/concepts/models/#required-optional-fields" class="external-link" target="_blank">Required Optional fields</a>.

///

## Type Hints với Metadata Annotations

	// Content-Md5 is required should be set
	// http://docs.aws.amazon.com/AmazonS3/latest/API/multiobjectdeleteapi.html
	if !validateLengthAndChecksum(r) {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentMD5), r.URL)
		return
	}

	// Content-Length is required and should be non-zero
	// http://docs.aws.amazon.com/AmazonS3/latest/API/multiobjectdeleteapi.html
	if r.ContentLength <= 0 {

이를 위해 표준 Python 타입 힌트인 <a href="https://docs.python.org/3/library/typing.html#typing.Union" class="external-link" target="_blank">`typing.Union`</a>을 사용할 수 있습니다:

/// note | 참고

<a href="https://docs.pydantic.dev/latest/concepts/types/#unions" class="external-link" target="_blank">`Union`</a>을 정의할때는 더 구체적인 타입을 먼저 포함하고, 덜 구체적인 타입을 그 뒤에 나열해야합니다. 아래 예제에서는 `Union[PlaneItem, CarItem]` 를 보면, 더 구체적인 `PlaneItem`이 `CarItem`보다 앞에 위치합니다.

///

/// warning

These are technical details that you might skip if it's not important for you now.

///

`RequestValidationError` is a sub-class of Pydantic's <a href="https://docs.pydantic.dev/latest/concepts/models/#error-handling" class="external-link" target="_blank">`ValidationError`</a>.

- <a href="https://github.com/JoshData/python-email-validator" target="_blank"><code>email-validator</code></a> - 用於電子郵件驗證。
- <a href="https://docs.pydantic.dev/latest/usage/pydantic_settings/" target="_blank"><code>pydantic-settings</code></a> - 用於設定管理。
- <a href="https://docs.pydantic.dev/latest/usage/types/extra_types/extra_types/" target="_blank"><code>pydantic-extra-types</code></a> - 用於與 Pydantic 一起使用的額外型別。

用於 Starlette：

      <version>1.0.0+</version>
      <description>Versioning information for "groupId/artifactId" or "groupId/artifactId/version" SNAPSHOT</description>
      <fields>
        <field>
          <name>latest</name>
          <version>1.0.0+</version>
          <type>String</type>

* <a href="https://docs.pydantic.dev/latest/usage/pydantic_settings/" target="_blank"><code>pydantic-settings</code></a> - fún ètò ìsàkóso.
* <a href="https://docs.pydantic.dev/latest/usage/types/extra_types/extra_types/" target="_blank"><code>pydantic-extra-types</code></a> - fún àfikún oríṣi láti lọ pẹ̀lú Pydantic.

Èyí tí Starlette ń lò:

/// info

Wenn Sie bereits das ganze Tutorial durchgearbeitet haben und mehr über Typen erfahren wollen, dann ist eine gute Ressource <a href="https://mypy.readthedocs.io/en/latest/cheat_sheet_py3.html" class="external-link" target="_blank">der „Cheat Sheet“ von `mypy`</a>.

/// tip | Dica

O SQLModel terá utilitários de migração envolvendo o Alembic, mas por enquanto, você pode usar o <a href="https://alembic.sqlalchemy.org/en/latest/" class="external-link" target="_blank">Alembic</a> diretamente.

///

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