(AutoIt) DynamoDB - DescribeTable

Returns information about the table, including the current status of the table, when it was created, the primary key schema, and any indexes on the table.

For more information, see https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_DescribeTable.html

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

$oRest = ObjCreate("Chilkat.Rest")
Local $bSuccess

; 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.DescribeTable" \
;   -d '{
;     "TableName":"Thread"
; }'

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

$oAuthAws = ObjCreate("Chilkat.AuthAws")
$oAuthAws.AccessKey = "AWS_ACCESS_KEY"
$oAuthAws.SecretKey = "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.)
$oAuthAws.Region = "us-west-2"
$oAuthAws.ServiceName = "dynamodb"
; SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
$oRest.SetAuthAws($oAuthAws)

; URL: https://dynamodb.us-west-2.amazonaws.com/
Local $bTls = True
Local $iPort = 443
Local $bAutoReconnect = True
; Don't forget to change the region domain (us-west-2.amazonaws.com) to your particular region.
$bSuccess = $oRest.Connect("dynamodb.us-west-2.amazonaws.com",$iPort,$bTls,$bAutoReconnect)
If ($bSuccess <> True) Then
    ConsoleWrite("ConnectFailReason: " & $oRest.ConnectFailReason & @CRLF)
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

; 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"
; }

$oJson = ObjCreate("Chilkat.JsonObject")
$oJson.UpdateString("TableName","Thread")

$oRest.AddHeader("Content-Type","application/x-amz-json-1.0")
$oRest.AddHeader("X-Amz-Target","DynamoDB_20120810.DescribeTable")
$oRest.AddHeader("Accept-Encoding","identity")

$oSbRequestBody = ObjCreate("Chilkat.StringBuilder")
$oJson.EmitSb($oSbRequestBody)
$oSbResponseBody = ObjCreate("Chilkat.StringBuilder")
$bSuccess = $oRest.FullRequestSb("POST","/",$oSbRequestBody,$oSbResponseBody)
If ($bSuccess <> True) Then
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

Local $iRespStatusCode = $oRest.ResponseStatusCode
ConsoleWrite("response status code = " & $iRespStatusCode & @CRLF)
If ($iRespStatusCode >= 400) Then
    ConsoleWrite("Response Status Code = " & $iRespStatusCode & @CRLF)
    ConsoleWrite("Response Header:" & @CRLF)
    ConsoleWrite($oRest.ResponseHeader & @CRLF)
    ConsoleWrite("Response Body:" & @CRLF)
    ConsoleWrite($oSbResponseBody.GetAsString() & @CRLF)
    Exit
EndIf

$oJsonResponse = ObjCreate("Chilkat.JsonObject")
$oJsonResponse.LoadSb($oSbResponseBody)

$oJsonResponse.EmitCompact = False
ConsoleWrite($oJsonResponse.Emit() & @CRLF)

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

; {
;   "Table": {
;     "TableArn": "arn:aws:dynamodb:us-west-2:123456789012:table/Thread",
;     "AttributeDefinitions": [
;       {
;         "AttributeName": "ForumName",
;         "AttributeType": "S"
;       },
;       {
;         "AttributeName": "LastPostDateTime",
;         "AttributeType": "S"
;       },
;       {
;         "AttributeName": "Subject",
;         "AttributeType": "S"
;       }
;     ],
;     "CreationDateTime": 1.363729002358E9,
;     "ItemCount": 0,
;     "KeySchema": [
;       {
;         "AttributeName": "ForumName",
;         "KeyType": "HASH"
;       },
;       {
;         "AttributeName": "Subject",
;         "KeyType": "RANGE"
;       }
;     ],
;     "LocalSecondaryIndexes": [
;       {
;         "IndexArn": "arn:aws:dynamodb:us-west-2:123456789012:table/Thread/index/LastPostIndex",
;         "IndexName": "LastPostIndex",
;         "IndexSizeBytes": 0,
;         "ItemCount": 0,
;         "KeySchema": [
;           {
;             "AttributeName": "ForumName",
;             "KeyType": "HASH"
;           },
;           {
;             "AttributeName": "LastPostDateTime",
;             "KeyType": "RANGE"
;           }
;         ],
;         "Projection": {
;           "ProjectionType": "KEYS_ONLY"
;         }
;       }
;     ],
;     "ProvisionedThroughput": {
;       "NumberOfDecreasesToday": 0,
;       "ReadCapacityUnits": 5,
;       "WriteCapacityUnits": 5
;     },
;     "TableName": "Thread",
;     "TableSizeBytes": 0,
;     "TableStatus": "ACTIVE"
;   }
; }

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

Local $sAttributeName
Local $sAttributeType
Local $sKeyType
Local $sIndexArn
Local $sIndexName
Local $iIndexSizeBytes
Local $iItemCount
Local $sProjectionProjectionType
Local $iJ
Local $iCount_j

Local $sTableTableArn = $oJsonResponse.StringOf("Table.TableArn")
Local $sTableCreationDateTime = $oJsonResponse.StringOf("Table.CreationDateTime")
Local $iTableItemCount = $oJsonResponse.IntOf("Table.ItemCount")
Local $iTableProvisionedThroughputNumberOfDecreasesToday = $oJsonResponse.IntOf("Table.ProvisionedThroughput.NumberOfDecreasesToday")
Local $iTableProvisionedThroughputReadCapacityUnits = $oJsonResponse.IntOf("Table.ProvisionedThroughput.ReadCapacityUnits")
Local $iTableProvisionedThroughputWriteCapacityUnits = $oJsonResponse.IntOf("Table.ProvisionedThroughput.WriteCapacityUnits")
Local $sTableTableName = $oJsonResponse.StringOf("Table.TableName")
Local $iTableTableSizeBytes = $oJsonResponse.IntOf("Table.TableSizeBytes")
Local $sTableTableStatus = $oJsonResponse.StringOf("Table.TableStatus")
Local $i = 0
Local $iCount_i = $oJsonResponse.SizeOfArray("Table.AttributeDefinitions")
While $i < $iCount_i
    $oJsonResponse.I = $i
    $sAttributeName = $oJsonResponse.StringOf("Table.AttributeDefinitions[i].AttributeName")
    $sAttributeType = $oJsonResponse.StringOf("Table.AttributeDefinitions[i].AttributeType")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJsonResponse.SizeOfArray("Table.KeySchema")
While $i < $iCount_i
    $oJsonResponse.I = $i
    $sAttributeName = $oJsonResponse.StringOf("Table.KeySchema[i].AttributeName")
    $sKeyType = $oJsonResponse.StringOf("Table.KeySchema[i].KeyType")
    $i = $i + 1
Wend
$i = 0
$iCount_i = $oJsonResponse.SizeOfArray("Table.LocalSecondaryIndexes")
While $i < $iCount_i
    $oJsonResponse.I = $i
    $sIndexArn = $oJsonResponse.StringOf("Table.LocalSecondaryIndexes[i].IndexArn")
    $sIndexName = $oJsonResponse.StringOf("Table.LocalSecondaryIndexes[i].IndexName")
    $iIndexSizeBytes = $oJsonResponse.IntOf("Table.LocalSecondaryIndexes[i].IndexSizeBytes")
    $iItemCount = $oJsonResponse.IntOf("Table.LocalSecondaryIndexes[i].ItemCount")
    $sProjectionProjectionType = $oJsonResponse.StringOf("Table.LocalSecondaryIndexes[i].Projection.ProjectionType")
    $iJ = 0
    $iCount_j = $oJsonResponse.SizeOfArray("Table.LocalSecondaryIndexes[i].KeySchema")
    While $iJ < $iCount_j
        $oJsonResponse.J = $iJ
        $sAttributeName = $oJsonResponse.StringOf("Table.LocalSecondaryIndexes[i].KeySchema[j].AttributeName")
        $sKeyType = $oJsonResponse.StringOf("Table.LocalSecondaryIndexes[i].KeySchema[j].KeyType")
        $iJ = $iJ + 1
    Wend
    $i = $i + 1
Wend