/// 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

        // Normal extensions should be allowed
        assertEquals("\\share\\file.txt", validator.validatePath("\\share\\file.txt"));
        assertEquals("\\share\\document.docx", validator.validatePath("\\share\\document.docx"));
        assertEquals("\\share\\archive.tar.gz", validator.validatePath("\\share\\archive.tar.gz"));
    }

    @Test
    public void testInternationalCharacters() throws Exception {

### Response Elements

XML response for this API is similar to [AWS STS AssumeRoleWithWebIdentity](https://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithWebIdentity.html#API_AssumeRoleWithWebIdentity_ResponseElements)

### Errors

XML error response for this API is similar to [AWS STS AssumeRoleWithWebIdentity](https://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithWebIdentity.html#API_AssumeRoleWithWebIdentity_Errors)

* 📝 Fix code include for Pydantic models example in `docs/zh/docs/python-types.md`. PR [#13997](https://github.com/fastapi/fastapi/pull/13997) by [@anfreshman](https://github.com/anfreshman).
*  🌐 Update Portuguese Translation for `docs/pt/docs/async.md`. PR [#13863](https://github.com/fastapi/fastapi/pull/13863) by [@EdmilsonRodrigues](https://github.com/EdmilsonRodrigues).

func (db *DB) Update(column string, value interface{}) (tx *DB) {
	tx = db.getInstance()
	tx.Statement.Dest = map[string]interface{}{column: value}
	return tx.callbacks.Update().Execute(tx)
}

// Updates updates attributes using callbacks. values must be a struct or map. Reference: https://gorm.io/docs/update.html#Update-Changed-Fields

### Response Elements

XML response for this API is similar to [AWS STS AssumeRoleWithWebIdentity](https://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithWebIdentity.html#API_AssumeRoleWithWebIdentity_ResponseElements)

### Errors

XML error response for this API is similar to [AWS STS AssumeRoleWithWebIdentity](https://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithWebIdentity.html#API_AssumeRoleWithWebIdentity_Errors)

type LocationResponse struct {
	XMLName  xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ LocationConstraint" json:"-"`
	Location string   `xml:",chardata"`
}

// PolicyStatus captures information returned by GetBucketPolicyStatusHandler
type PolicyStatus struct {
	XMLName  xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ PolicyStatus" json:"-"`
	IsPublic string
}

To customize the OpenAPI URL (or remove it), read the docs for [Tutorial - Metadata and Docs URLs](../tutorial/metadata.md#openapi-url){.internal-link target=_blank}.

## OpenAPI Docs URLs { #openapi-docs-urls }

mc
nancy
inspects/*
.bin/
*.gz
docs/debugging/s3-verify/s3-verify
docs/debugging/xl-meta/xl-meta
docs/debugging/s3-check-md5/s3-check-md5
docs/debugging/hash-set/hash-set
docs/debugging/healing-bin/healing-bin
docs/debugging/inspect/inspect
docs/debugging/pprofgoparser/pprofgoparser
docs/debugging/reorder-disks/reorder-disks
docs/debugging/populate-hard-links/populate-hardlinks
docs/debugging/xattr/xattr
hash-set
healing-bin

	@env bash $(PWD)/docs/distributed/decom.sh
	@env bash $(PWD)/docs/distributed/decom-encrypted.sh
	@env bash $(PWD)/docs/distributed/decom-encrypted-sse-s3.sh
	@env bash $(PWD)/docs/distributed/decom-compressed-sse-s3.sh
	@env bash $(PWD)/docs/distributed/decom-encrypted-kes.sh

test-versioning: install-race
	@echo "Running minio versioning tests"
	@env bash $(PWD)/docs/bucket/versioning/versioning-tests.sh

test-configfile: install-race