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DataFlex

DynamoDB - DeleteTable

See more Amazon DynamoDB Examples

The DeleteTable operation deletes a table and all of its items. After a DeleteTable request, the specified table is in the DELETING state until DynamoDB completes the deletion.

Chilkat DataFlex Downloads

Download Chilkat for DataFlex
DataFlex 
Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoRest
    Variant vAuthAws
    Handle hoAuthAws
    Boolean iBTls
    Integer iPort
    Boolean iBAutoReconnect
    Handle hoJson
    Variant vSbRequestBody
    Handle hoSbRequestBody
    Variant vSbResponseBody
    Handle hoSbResponseBody
    Integer iRespStatusCode
    Handle hoJsonResponse
    String sTableDescriptionTableArn
    Integer iTableDescriptionItemCount
    Integer iTableDescriptionProvisionedThroughputNumberOfDecreasesToday
    Integer iTableDescriptionProvisionedThroughputReadCapacityUnits
    Integer iTableDescriptionProvisionedThroughputWriteCapacityUnits
    String sTableDescriptionTableName
    Integer iTableDescriptionTableSizeBytes
    String sTableDescriptionTableStatus
    String sTemp1
    Integer iTemp1

    Move False To iSuccess

    Get Create (RefClass(cComChilkatRest)) To hoRest
    If (Not(IsComObjectCreated(hoRest))) Begin
        Send CreateComObject of hoRest
    End

    // Implements the following CURL command:

    // curl -X POST https://dynamodb.us-west-2.amazonaws.com/ \
    //   -H "Accept-Encoding: identity" \
    //   -H "Content-Type: application/x-amz-json-1.0" \
    //   -H "Authorization: AWS4-HMAC-SHA256 Credential=<Credential>, SignedHeaders=<Headers>, Signature=<Signature>" \
    //   -H "X-Amz-Date: <Date>" \
    //   -H "X-Amz-Target: DynamoDB_20120810.DeleteTable" \
    //   -d '{
    //     "TableName": "Thread"
    // }'

    // Use the following online tool to generate REST code from a CURL command
    // Convert a cURL Command to REST Source Code

    Get Create (RefClass(cComChilkatAuthAws)) To hoAuthAws
    If (Not(IsComObjectCreated(hoAuthAws))) Begin
        Send CreateComObject of hoAuthAws
    End
    Set ComAccessKey Of hoAuthAws To "AWS_ACCESS_KEY"
    Set ComSecretKey Of hoAuthAws To "AWS_SECRET_KEY"
    // Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
    Set ComRegion Of hoAuthAws To "us-west-2"
    Set ComServiceName Of hoAuthAws To "dynamodb"
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    Get pvComObject of hoAuthAws to vAuthAws
    Get ComSetAuthAws Of hoRest vAuthAws To iSuccess

    // URL: https://dynamodb.us-west-2.amazonaws.com/
    Move True To iBTls
    Move 443 To iPort
    Move True To iBAutoReconnect
    // Don't forget to change the region domain (us-west-2.amazonaws.com) to your particular region.
    Get ComConnect Of hoRest "dynamodb.us-west-2.amazonaws.com" iPort iBTls iBAutoReconnect To iSuccess
    If (iSuccess <> True) Begin
        Get ComConnectFailReason Of hoRest To iTemp1
        Showln "ConnectFailReason: " iTemp1
        Get ComLastErrorText Of hoRest To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Note: The above code does not need to be repeatedly called for each REST request.
    // The rest object can be setup once, and then many requests can be sent.  Chilkat will automatically
    // reconnect within a FullRequest* method as needed.  It is only the very first connection that is explicitly
    // made via the Connect method.

    // Use this online tool to generate code from sample JSON:
    // Generate Code to Create JSON

    // The following JSON is sent in the request body.

    // {
    //   "TableName": "Thread"
    // }

    Get Create (RefClass(cComChilkatJsonObject)) To hoJson
    If (Not(IsComObjectCreated(hoJson))) Begin
        Send CreateComObject of hoJson
    End
    Get ComUpdateString Of hoJson "TableName" "Thread" To iSuccess

    Get ComAddHeader Of hoRest "Content-Type" "application/x-amz-json-1.0" To iSuccess
    Get ComAddHeader Of hoRest "X-Amz-Target" "DynamoDB_20120810.DeleteTable" To iSuccess
    Get ComAddHeader Of hoRest "Accept-Encoding" "identity" To iSuccess

    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbRequestBody
    If (Not(IsComObjectCreated(hoSbRequestBody))) Begin
        Send CreateComObject of hoSbRequestBody
    End
    Get pvComObject of hoSbRequestBody to vSbRequestBody
    Get ComEmitSb Of hoJson vSbRequestBody To iSuccess
    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbResponseBody
    If (Not(IsComObjectCreated(hoSbResponseBody))) Begin
        Send CreateComObject of hoSbResponseBody
    End
    Get pvComObject of hoSbRequestBody to vSbRequestBody
    Get pvComObject of hoSbResponseBody to vSbResponseBody
    Get ComFullRequestSb Of hoRest "POST" "/" vSbRequestBody vSbResponseBody To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoRest To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComResponseStatusCode Of hoRest To iRespStatusCode
    Showln "response status code = " iRespStatusCode
    If (iRespStatusCode >= 400) Begin
        Showln "Response Status Code = " iRespStatusCode
        Showln "Response Header:"
        Get ComResponseHeader Of hoRest To sTemp1
        Showln sTemp1
        Showln "Response Body:"
        Get ComGetAsString Of hoSbResponseBody To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonResponse
    If (Not(IsComObjectCreated(hoJsonResponse))) Begin
        Send CreateComObject of hoJsonResponse
    End
    Get pvComObject of hoSbResponseBody to vSbResponseBody
    Get ComLoadSb Of hoJsonResponse vSbResponseBody To iSuccess

    Set ComEmitCompact Of hoJsonResponse To False
    Get ComEmit Of hoJsonResponse To sTemp1
    Showln sTemp1

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "TableDescription": {
    //     "TableArn": "arn:aws:dynamodb:us-west-2:123456789012:table/Thread",
    //     "ItemCount": 0,
    //     "ProvisionedThroughput": {
    //       "NumberOfDecreasesToday": 0,
    //       "ReadCapacityUnits": 5,
    //       "WriteCapacityUnits": 5
    //     },
    //     "TableName": "Thread",
    //     "TableSizeBytes": 0,
    //     "TableStatus": "DELETING"
    //   }
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    Get ComStringOf Of hoJsonResponse "TableDescription.TableArn" To sTableDescriptionTableArn
    Get ComIntOf Of hoJsonResponse "TableDescription.ItemCount" To iTableDescriptionItemCount
    Get ComIntOf Of hoJsonResponse "TableDescription.ProvisionedThroughput.NumberOfDecreasesToday" To iTableDescriptionProvisionedThroughputNumberOfDecreasesToday
    Get ComIntOf Of hoJsonResponse "TableDescription.ProvisionedThroughput.ReadCapacityUnits" To iTableDescriptionProvisionedThroughputReadCapacityUnits
    Get ComIntOf Of hoJsonResponse "TableDescription.ProvisionedThroughput.WriteCapacityUnits" To iTableDescriptionProvisionedThroughputWriteCapacityUnits
    Get ComStringOf Of hoJsonResponse "TableDescription.TableName" To sTableDescriptionTableName
    Get ComIntOf Of hoJsonResponse "TableDescription.TableSizeBytes" To iTableDescriptionTableSizeBytes
    Get ComStringOf Of hoJsonResponse "TableDescription.TableStatus" To sTableDescriptionTableStatus


End_Procedure