SQL Server

Azure Storage: Delete Container

See more Azure Cloud Storage Examples

Azure Storage Blob Service REST API: Sample code to mark a container for deletion. The container and any blobs contained within it are later deleted during garbage collection. 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

    -- Azure Blob Service Example: Delete Container
    -- See also: https://msdn.microsoft.com/en-us/library/azure/dd179408.aspx

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

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

    -- Connect to the Azure Storage Blob Service
    DECLARE @bTls int
    SELECT @bTls = 1
    DECLARE @port int
    SELECT @port = 443
    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    -- In this example, the storage account name is "chilkat".
    EXEC sp_OAMethod @rest, 'Connect', @success OUT, 'chilkat.blob.core.windows.net', @port, @bTls, @bAutoReconnect
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        RETURN
      END

    -- Provide Azure Cloud credentials for the REST call.
    DECLARE @azAuth int
    EXEC @hr = sp_OACreate 'Chilkat.AuthAzureStorage', @azAuth OUT

    EXEC sp_OASetProperty @azAuth, 'AccessKey', 'AZURE_ACCESS_KEY'
    -- The account name used here should match the 1st part of the domain passed in the call to Connect (above).
    EXEC sp_OASetProperty @azAuth, 'Account', 'chilkat'
    EXEC sp_OASetProperty @azAuth, 'Scheme', 'SharedKey'
    EXEC sp_OASetProperty @azAuth, 'Service', 'Blob'
    -- This causes the "x-ms-version: 2021-08-06" header to be automatically added.
    EXEC sp_OASetProperty @azAuth, 'XMsVersion', '2021-08-06'
    EXEC sp_OAMethod @rest, 'SetAuthAzureStorage', @success OUT, @azAuth

    -- Note: The application does not need to explicitly set the following
    -- headers: x-ms-date, Authorization.  These headers
    -- are automatically set by Chilkat.

    -- To call Delete Container on a container that has an active lease, specify the lease ID in this header. 
    -- If this header is not specified when there is an active lease, Delete Container will return 409 (Conflict). 
    -- If you specify the wrong lease ID, or a lease ID on a container that does not have an active lease, 
    -- Delete Container will return 412 (Precondition failed).

    -- IMPORTANT: Delete this line, or insert a valid lease ID, otherwise the request
    -- will fail with a 400 status code..
    EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'x-ms-lease-id', 'SOME_LEASE_ID'

    -- The expected success response is a 202 response status code with no response body.
    -- In this example, the container to be deleted is named "mycontainer".
    DECLARE @responseStr nvarchar(4000)
    EXEC sp_OAMethod @rest, 'FullRequestNoBody', @responseStr OUT, 'DELETE', '/mycontainer?restype=container'
    EXEC sp_OAGetProperty @rest, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @azAuth
        RETURN
      END

    -- When successful, the Azure Storage service will respond with a 202 response code,
    -- with no response body.

    -- If the container with the same name already exists, then the operation will fail.
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    IF @iTmp0 <> 202
      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 (if any): ' + @responseStr

        PRINT '---'

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

        EXEC sp_OAGetProperty @rest, 'LastRequestHeader', @sTmp0 OUT
        PRINT 'LastRequestHeader: ' + @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @azAuth
        RETURN
      END


    PRINT 'Success: Container marked for deletion.'

    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @azAuth


END
GO