SQL Server

S3 Abort Multipart Upload

See more Amazon S3 (new) Examples

This operation aborts a multipart upload. After a multipart upload is aborted, no additional parts can be uploaded using that upload ID. The storage consumed by any previously uploaded parts will be freed. However, if any part uploads are currently in progress, those part uploads might or might not succeed. As a result, it might be necessary to abort a given multipart upload multiple times in order to completely free all storage consumed by all parts. To verify that all parts have been removed, so you don't get charged for the part storage, use the List Parts example to ensure the parts list is empty.

This example sends a DELETE request that looks like this:

DELETE /ObjectName?uploadId=UploadId HTTP/1.1
Host: BucketName.s3.amazonaws.com
Date: Date
Authorization: authorization string

The following is a sample response. A 204 response code is expected.

HTTP/1.1 204 OK
x-amz-id-2: Weag1LuByRx9e6j5Onimru9pO4ZVKnJ2Qz7/C1NPcfTWAtRPfTaOFg==
x-amz-request-id: 996c76696e6727732072657175657374
Date:  Mon, 1 Nov 2010 20:34:56 GMT
Content-Length: 0
Connection: keep-alive
Server: AmazonS3

SQL Server

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    -- Other S3 Multipart Upload Examples:
    -- Initiate Multipart Upload
    -- S3 Upload Parts
    -- Complete Multipart Upload
    -- List Parts

    -- When the multipart upload was initiated, an UploadId was provided in the XML response, and 
    -- we saved it to a file.  We'll get the upload ID from there..

    DECLARE @xmlInit int
    EXEC @hr = sp_OACreate 'Chilkat.Xml', @xmlInit OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OAMethod @xmlInit, 'LoadXmlFile', @success OUT, 's3_multipart_uploads/initiate.xml'
    IF @success <> 1
      BEGIN

        PRINT 'Did not find the initiate.xml XML file.'
        EXEC @hr = sp_OADestroy @xmlInit
        RETURN
      END

    DECLARE @uploadId nvarchar(4000)
    EXEC sp_OAMethod @xmlInit, 'GetChildContent', @uploadId OUT, 'UploadId'

    PRINT 'UploadId = ' + @uploadId

    DECLARE @rest int
    EXEC @hr = sp_OACreate 'Chilkat.Rest', @rest OUT

    -- Connect to the Amazon AWS REST server.
    DECLARE @bTls int
    SELECT @bTls = 1
    DECLARE @port int
    SELECT @port = 443
    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    EXEC sp_OAMethod @rest, 'Connect', @success OUT, 's3.amazonaws.com', @port, @bTls, @bAutoReconnect

    -- ----------------------------------------------------------------------------
    -- Important: For buckets created in regions outside us-east-1,
    -- there are three important changes that need to be made.
    -- See Working with S3 Buckets in Non-us-east-1 Regions for the details.
    -- ----------------------------------------------------------------------------

    -- Provide AWS credentials for the REST call.
    DECLARE @authAws int
    EXEC @hr = sp_OACreate 'Chilkat.AuthAws', @authAws OUT

    EXEC sp_OASetProperty @authAws, 'AccessKey', 'AWS_ACCESS_KEY'
    EXEC sp_OASetProperty @authAws, 'SecretKey', 'AWS_SECRET_KEY'
    EXEC sp_OASetProperty @authAws, 'ServiceName', 's3'

    EXEC sp_OAMethod @rest, 'SetAuthAws', @success OUT, @authAws

    -- Set the bucket name via the HOST header.
    -- In this case, the bucket name is "chilkat100".
    EXEC sp_OASetProperty @rest, 'Host', 'chilkat100.s3.amazonaws.com'

    -- The "uploadId=UploadId" must be added as a query parameter.  This allows it to be 
    -- incorporated into the AWS signature calculation, which is a requirement.
    -- Therefore, we use AddQueryParam:
    EXEC sp_OAMethod @rest, 'AddQueryParam', @success OUT, 'uploadId', @uploadId

    -- Our ObjectName in this case is "somethingBig.zip".
    -- A successful response will be a 204 status code with an empty response body.
    DECLARE @responseBody nvarchar(4000)
    EXEC sp_OAMethod @rest, 'FullRequestNoBody', @responseBody OUT, 'DELETE', '/somethingBig.zip'
    EXEC sp_OAGetProperty @rest, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @xmlInit
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @authAws
        RETURN
      END

    -- When successful, the S3 Storage service will respond with a 204 response code
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    IF @iTmp0 <> 204
      BEGIN
        -- Examine the request/response to see what happened.

        EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
        PRINT 'response status code = ' + @iTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseStatusText', @sTmp0 OUT
        PRINT 'response status text = ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseHeader', @sTmp0 OUT
        PRINT 'response header: ' + @sTmp0

        PRINT 'response body: ' + @responseBody

        PRINT '---'

        EXEC sp_OAGetProperty @rest, 'LastRequestStartLine', @sTmp0 OUT
        PRINT 'LastRequestStartLine: ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'LastRequestHeader', @sTmp0 OUT
        PRINT 'LastRequestHeader: ' + @sTmp0
      END


    PRINT 'Multipart upload aborted.'

    EXEC @hr = sp_OADestroy @xmlInit
    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @authAws


END
GO