SQL Server AWS S3: Delete File from an S3 Bucket

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Demonstrates how to delete a file from an S3 bucket. This example deletes the file /chilkat.ocean/starfishCopy.jpg. A response status code equal to 204 is returned for success (with an empty response body).

Documentation: https://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectDELETE.html

CURL Command

curl -X DELETE https://chilkat.ocean.s3.us-west-2.amazonaws.com/starfishCopy.jpg

SQL Server Example

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @rest int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Rest', @rest OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int

    DECLARE @authAws int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.AuthAws', @authAws OUT

    EXEC sp_OASetProperty @authAws, 'AccessKey', 'AWS_ACCESS_KEY'
    EXEC sp_OASetProperty @authAws, 'SecretKey', 'AWS_SECRET_KEY'
    EXEC sp_OASetProperty @authAws, 'Region', 'us-west-2'
    EXEC sp_OASetProperty @authAws, 'ServiceName', 's3'
    EXEC sp_OAMethod @rest, 'SetAuthAws', @success OUT, @authAws

    --  URL: https://chilkat.ocean.s3.us-west-2.amazonaws.com/starfishCopy.jpg
    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, 'chilkat.ocean.s3.us-west-2.amazonaws.com', @port, @bTls, @bAutoReconnect
    IF @success <> 1
      BEGIN

        EXEC sp_OAGetProperty @rest, 'ConnectFailReason', @iTmp0 OUT
        PRINT 'ConnectFailReason: ' + @iTmp0
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @authAws
        RETURN
      END

    DECLARE @sbResponseBody int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbResponseBody OUT

    EXEC sp_OAMethod @rest, 'FullRequestNoBodySb', @success OUT, 'DELETE', '/starfishCopy.jpg', @sbResponseBody
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @authAws
        EXEC @hr = sp_OADestroy @sbResponseBody
        RETURN
      END
    DECLARE @respStatusCode int
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @respStatusCode OUT
    IF @respStatusCode >= 400
      BEGIN

        PRINT 'Response Status Code = ' + @respStatusCode

        PRINT 'Response Header:'
        EXEC sp_OAGetProperty @rest, 'ResponseHeader', @sTmp0 OUT
        PRINT @sTmp0

        PRINT 'Response Body:'
        EXEC sp_OAMethod @sbResponseBody, 'GetAsString', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @authAws
        EXEC @hr = sp_OADestroy @sbResponseBody
        RETURN
      END

    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @authAws
    EXEC @hr = sp_OADestroy @sbResponseBody


END
GO