Lua

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. Lua

local chilkat = require("chilkat")

local rest = chilkat.Rest.new()

-- 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

local authAws = chilkat.AuthAws.new()
authAws.access_key = "AWS_ACCESS_KEY"
authAws.secret_key = "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.)
authAws.region = "us-west-2"
authAws.service_name = "dynamodb"
-- SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest:set_auth_aws(authAws)

-- URL: https://dynamodb.us-west-2.amazonaws.com/
local bTls = true
local port = 443
local bAutoReconnect = true
-- Don't forget to change the region domain (us-west-2.amazonaws.com) to your particular region.
local success = rest:connect("dynamodb.us-west-2.amazonaws.com", port, bTls, bAutoReconnect)
if not success then
    print("ConnectFailReason: " .. rest.connect_fail_reason)
    print(rest.last_error_text)
    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"
-- }

local json = chilkat.JsonObject.new()
json:update_string("TableName", "Thread")

rest:add_header("Content-Type", "application/x-amz-json-1.0")
rest:add_header("X-Amz-Target", "DynamoDB_20120810.DeleteTable")
rest:add_header("Accept-Encoding", "identity")

local sbRequestBody = chilkat.StringBuilder.new()
json:emit_sb(sbRequestBody)
local sbResponseBody = chilkat.StringBuilder.new()
success = rest:full_request_sb("POST", "/", sbRequestBody, sbResponseBody)
if not success then
    print(rest.last_error_text)
    return
end

local respStatusCode = rest.response_status_code
print("response status code = " .. respStatusCode)
if respStatusCode >= 400 then
    print("Response Status Code = " .. respStatusCode)
    print("Response Header:")
    print(rest.response_header)
    print("Response Body:")
    print(sbResponseBody:get_as_string())
    return
end

local jsonResponse = chilkat.JsonObject.new()
jsonResponse:load_sb(sbResponseBody)

jsonResponse.emit_compact = false
print(jsonResponse:emit())

-- 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

local TableDescriptionTableArn = jsonResponse:string_of("TableDescription.TableArn")
local TableDescriptionItemCount = jsonResponse:int_of("TableDescription.ItemCount")
local TableDescriptionProvisionedThroughputNumberOfDecreasesToday = jsonResponse:int_of("TableDescription.ProvisionedThroughput.NumberOfDecreasesToday")
local TableDescriptionProvisionedThroughputReadCapacityUnits = jsonResponse:int_of("TableDescription.ProvisionedThroughput.ReadCapacityUnits")
local TableDescriptionProvisionedThroughputWriteCapacityUnits = jsonResponse:int_of("TableDescription.ProvisionedThroughput.WriteCapacityUnits")
local TableDescriptionTableName = jsonResponse:string_of("TableDescription.TableName")
local TableDescriptionTableSizeBytes = jsonResponse:int_of("TableDescription.TableSizeBytes")
local TableDescriptionTableStatus = jsonResponse:string_of("TableDescription.TableStatus")