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DELETE Multiple Objects

Last updated: 2021-08-30 14:18:13

    Overview

    This API is used to delete multiple objects (up to 1,000) from a bucket in a single request. COS provides the following two response modes:

    • Quiet: returns only information about objects that failed to delete and the error messages.
    • Verbose: returns the deletion results of each object.

    To call this API, you need to have permission to write to the bucket.

    API Explorer is recommended.
    Debug
    API Explorer makes it easy to make online API calls, verify signatures, generate SDK code, search for APIs, etc. You can also use it to query the content of each request as well as its response.

    Versioning

    If versioning is enabled, you can specify a version ID for each object to delete so that these objects/delete markers of the specified versions can be deleted permanently. If no version ID is specified, a new delete marker will be created for the object.

    If a delete marker is created or deleted in this request, the &dxlt;DeleteMarker>true&dxlt;/DeleteMarker&dxgt; and &dxlt;DeleteMarkerVersionId&dxgt; nodes will be returned for this object.

    If an object of a specified version (including the delete marker version) is deleted permanently in this request, the &dxlt;VersionId&dxgt; node will be returned, indicating the version ID that is deleted in this request.

    Request

    Sample request

    POST /?delete HTTP/1.1
    Host: <BucketName-APPID>.cos.<Region>.myqcloud.com
    Date: GMT Date
    Content-Type: application/xml
    Content-Length: Content Length
    Content-MD5: MD5
    Authorization: Auth String
    [Request Body]
    
    Note:

    Request parameters

    This API has no request parameter.

    Request headers

    This API only uses Common Request Headers.

    Request body

    The request body contains application/xml data that includes information about the objects to delete.

    <Delete>
    <Quiet>boolean</Quiet>
    <Object>
    <Key>string</Key>
    </Object>
    <Object>
    <Key>string</Key>
    <VersionId>string</VersionId>
    </Object>
    </Delete>
    

    The nodes are described as follows:

    Node Name (Keyword) Parent Node Description Type Required
    Delete None Stores information about the DELETE Multiple Objects request. Container Yes

    Content of Delete:

    Node Name (Keyword) Parent Node Description Type Required
    Quiet Delete Whether to use the Quiet mode for the response
  • true: yes (returns only information about objects that failed to delete and the error messages)
  • false (default): no (uses the Verbose mode instead, returning the deletion results of all objects)
  • boolean Yes
    Object Delete Information about a single object to delete Container Yes

    Content of Object:

    Node Name (Keyword) Parent Node Description Type Required
    Key Delete.Object Key of the object to delete string Yes
    VersionId Delete.Object Version ID of the object to delete (if versioning is enabled). If versioning is not enabled, or you want to create a delete marker with versioning enabled, you don’t need to specify this node. string Yes

    Response

    Response headers

    This API only returns Common Response Headers.

    Response body

    application/xml data that contains the deletion results will be returned for a successful request.

    <DeleteResult>
    <Deleted>
    <Key>string</Key>
    <DeleteMarker>boolean</DeleteMarker>
    <DeleteMarkerVersionId>string</DeleteMarkerVersionId>
    </Deleted>
    <Deleted>
    <Key>string</Key>
    <VersionId>string</VersionId>
    </Deleted>
    <Deleted>
    <Key>string</Key>
    <DeleteMarker>boolean</DeleteMarker>
    <DeleteMarkerVersionId>string</DeleteMarkerVersionId>
    <VersionId>string</VersionId>
    </Deleted>
    <Error>
    <Key>string</Key>
    <VersionId>string</VersionId>
    <Code>string</Code>
    <Message>string</Message>
    </Error>
    </DeleteResult>
    

    The nodes are described as follows:

    Node Name (Keyword) Parent Node Description Type
    DeleteResult None Stores the results of DELETE Multiple Objects Container

    Content of DeleteResult:

    Node Name (Keyword) Parent Node Description Type
    Deleted DeleteResult An object entry that is successfully deleted. This node is returned only in Verbose mode. Container
    Error DeleteResult An object entry that failed to delete Container

    Content of Deleted:

    Node Name (Keyword) Parent Node Description Type
    Key DeleteResult.Deleted Key of the object that is successfully deleted string
    DeleteMarker DeleteResult.Deleted Fixed to true. This node is returned when a delete marker is created or deleted for an object. boolean
    DeleteMarkerVersionId DeleteResult.Deleted ID of the delete marker that is created or deleted. This node is returned only when a delete marker is created or deleted for an object. string
    VersionId DeleteResult.Deleted Version ID of the object that is successfully deleted. This node is returned only when a version ID is specified in the request. string

    Content of Error:

    Node Name (Keyword) Parent Node Description Type
    Key DeleteResult.Error Key of the object that failed to delete string
    VersionId DeleteResult.Error Version ID of the object that failed to delete. This node is returned only when a version ID is specified in the request. string
    Code DeleteResult.Error Error code for the deletion failure. The error code can be used to locate the error conditions and scenario. string
    Message DeleteResult.Error Error message for the deletion failure string

    Error codes

    This API returns common error responses and error codes. For more information, please see Error Codes.

    Sample

    Sample 1: simple use case

    Request

    POST /?delete HTTP/1.1
    Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
    Date: Tue, 20 Aug 2019 11:59:35 GMT
    Content-Type: application/xml
    Content-Length: 158
    Content-MD5: zUd/xgzNGDrqJMJUOWV2AQ==
    Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1566302375;1566309575&q-key-time=1566302375;1566309575&q-header-list=content-length;content-md5;content-type;date;host&q-url-param-list=delete&q-signature=82f77c745ca66fe8c5d93274b3fc44fb895c****
    Connection: close
    <Delete>
    <Quiet>false</Quiet>
    <Object>
    <Key>example-object-1.jpg</Key>
    </Object>
    <Object>
    <Key>example-object-2.jpg</Key>
    </Object>
    </Delete>
    

    Response

    HTTP/1.1 200 OK
    Content-Type: application/xml
    Content-Length: 144
    Connection: close
    Date: Tue, 20 Aug 2019 11:59:35 GMT
    Server: tencent-cos
    x-cos-request-id: NWQ1YmUwYTdfM2FiMDJhMDlfYzczN18zMGM1****
    <DeleteResult>
    <Deleted>
    <Key>example-object-1.jpg</Key>
    </Deleted>
    <Deleted>
    <Key>example-object-2.jpg</Key>
    </Deleted>
    </DeleteResult>
    

    Sample 2: simple use case (using the Quiet mode)

    Request

    POST /?delete HTTP/1.1
    Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
    Date: Tue, 20 Aug 2019 12:12:26 GMT
    Content-Type: application/xml
    Content-Length: 157
    Content-MD5: +iI9kJvM2k/y5y3nHcn8BQ==
    Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1566303146;1566310346&q-key-time=1566303146;1566310346&q-header-list=content-length;content-md5;content-type;date;host&q-url-param-list=delete&q-signature=16581dcc0ae999ce343488de2449436ee182****
    Connection: close
    <Delete>
    <Quiet>true</Quiet>
    <Object>
    <Key>example-object-1.jpg</Key>
    </Object>
    <Object>
    <Key>example-object-2.jpg</Key>
    </Object>
    </Delete>
    

    Response

    HTTP/1.1 200 OK
    Content-Type: application/xml
    Content-Length: 15
    Connection: close
    Date: Tue, 20 Aug 2019 12:12:27 GMT
    Server: tencent-cos
    x-cos-request-id: NWQ1YmUzYWFfMTljMDJhMDlfNTg3ZV8zNDI0****
    <DeleteResult/>
    

    Sample 3: versioning-enabled (creating a delete marker)

    Request

    POST /?delete HTTP/1.1
    Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
    Date: Wed, 21 Aug 2019 12:04:03 GMT
    Content-Type: application/xml
    Content-Length: 100
    Content-MD5: MowFtlG7iwK7Wmk79IVXFA==
    Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1566389043;1566396243&q-key-time=1566389043;1566396243&q-header-list=content-length;content-md5;content-type;date;host&q-url-param-list=delete&q-signature=b1aee84c567b16e5e6c8634c2760a0e5d348****
    Connection: close
    <Delete>
    <Quiet>false</Quiet>
    <Object>
    <Key>example-object-1.jpg</Key>
    </Object>
    </Delete>
    

    Response

    HTTP/1.1 200 OK
    Content-Type: application/xml
    Content-Length: 200
    Connection: close
    Date: Wed, 21 Aug 2019 12:04:03 GMT
    Server: tencent-cos
    x-cos-request-id: NWQ1ZDMzMzNfNDhiNDBiMDlfMmIzNzZfMTBh****
    <DeleteResult>
    <Deleted>
    <Key>example-object-1.jpg</Key>
    <DeleteMarker>true</DeleteMarker>
    <DeleteMarkerVersionId>MTg0NDUxNzc2ODQ2NjU3ODM4NTc</DeleteMarkerVersionId>
    </Deleted>
    </DeleteResult>
    

    Sample 4: deleting an object of a specified version

    Request

    POST /?delete HTTP/1.1
    Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
    Date: Wed, 21 Aug 2019 11:24:43 GMT
    Content-Type: application/xml
    Content-Length: 154
    Content-MD5: EwFydeQSMzaHWi0qMTOGWw==
    Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1566386683;1566393883&q-key-time=1566386683;1566393883&q-header-list=content-length;content-md5;content-type;date;host&q-url-param-list=delete&q-signature=2b6261e526960a433124b752fd21a7a9a363****
    Connection: close
    <Delete>
    <Quiet>false</Quiet>
    <Object>
    <Key>example-object-2.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODcwMjYyNjIwMTM</VersionId>
    </Object>
    </Delete>
    

    Response

    HTTP/1.1 200 OK
    Content-Type: application/xml
    Content-Length: 140
    Connection: close
    Date: Wed, 21 Aug 2019 11:24:44 GMT
    Server: tencent-cos
    x-cos-request-id: NWQ1ZDI5ZmJfNDhiNDBiMDlfMmIzODNfMTA0****
    <DeleteResult>
    <Deleted>
    <Key>example-object-2.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODcwMjYyNjIwMTM</VersionId>
    </Deleted>
    </DeleteResult>
    

    Sample 5: deleting a delete marker

    Request

    POST /?delete HTTP/1.1
    Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
    Date: Wed, 21 Aug 2019 12:04:04 GMT
    Content-Type: application/xml
    Content-Length: 154
    Content-MD5: EKphCPpHcKiVqJtMqE+DmA==
    Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1566389044;1566396244&q-key-time=1566389044;1566396244&q-header-list=content-length;content-md5;content-type;date;host&q-url-param-list=delete&q-signature=f6b49a9b98386632b9545a4cc087449f789f****
    Connection: close
    <Delete>
    <Quiet>false</Quiet>
    <Object>
    <Key>example-object-1.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODQ2NjU3ODM4NTc</VersionId>
    </Object>
    </Delete>
    

    Response

    HTTP/1.1 200 OK
    Content-Type: application/xml
    Content-Length: 253
    Connection: close
    Date: Wed, 21 Aug 2019 12:04:04 GMT
    Server: tencent-cos
    x-cos-request-id: NWQ1ZDMzMzRfYmIwMmEwOV83YTQzXzEyM2Ri****
    <DeleteResult>
    <Deleted>
    <Key>example-object-1.jpg</Key>
    <DeleteMarker>true</DeleteMarker>
    <DeleteMarkerVersionId>MTg0NDUxNzc2ODQ2NjU3ODM4NTc</DeleteMarkerVersionId>
    <VersionId>MTg0NDUxNzc2ODQ2NjU3ODM4NTc</VersionId>
    </Deleted>
    </DeleteResult>
    

    Sample 6: failed to delete some objects

    Request

    POST /?delete HTTP/1.1
    Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
    Date: Wed, 21 Aug 2019 12:04:05 GMT
    Content-Type: application/xml
    Content-Length: 436
    Content-MD5: ZAbgvje31aO+0j7pkEkYvQ==
    Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1566389045;1566396245&q-key-time=1566389045;1566396245&q-header-list=content-length;content-md5;content-type;date;host&q-url-param-list=delete&q-signature=543a9f9f65c45e533a415afe5d014cdc9c73****
    Connection: close
    <Delete>
    <Quiet>false</Quiet>
    <Object>
    <Key>example-object-1.jpg</Key>
    </Object>
    <Object>
    <Key>example-object-2.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODQ2NjQ1MjM5MTk</VersionId>
    </Object>
    <Object>
    <Key>example-object-3.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODQ2NjQwMTIwMDI</VersionId>
    </Object>
    <Object>
    <Key>example-object-4.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODQ2NjQ0NjI0MDQ</VersionId>
    </Object>
    </Delete>
    

    Response

    HTTP/1.1 200 OK
    Content-Type: application/xml
    Content-Length: 703
    Connection: close
    Date: Wed, 21 Aug 2019 12:04:06 GMT
    Server: tencent-cos
    x-cos-request-id: NWQ1ZDMzMzVfOTNjMjJhMDlfMzhiM18xMWY3****
    <DeleteResult>
    <Deleted>
    <Key>example-object-1.jpg</Key>
    <DeleteMarker>true</DeleteMarker>
    <DeleteMarkerVersionId>MTg0NDUxNzc2ODQ2NjM1NTI2NDY</DeleteMarkerVersionId>
    </Deleted>
    <Deleted>
    <Key>example-object-2.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODQ2NjQ1MjM5MTk</VersionId>
    </Deleted>
    <Deleted>
    <Key>example-object-3.jpg</Key>
    <DeleteMarker>true</DeleteMarker>
    <DeleteMarkerVersionId>MTg0NDUxNzc2ODQ2NjQwMTIwMDI</DeleteMarkerVersionId>
    <VersionId>MTg0NDUxNzc2ODQ2NjQwMTIwMDI</VersionId>
    </Deleted>
    <Error>
    <Key>example-object-4.jpg</Key>
    <VersionId>MTg0NDUxNzc2ODQ2NjQ0NjI0MDQ</VersionId>
    <Code>PathConflict</Code>
    <Message>Path conflict.</Message>
    </Error>
    </DeleteResult>
    
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