Chilkat Online Tools

GetTableMetadata phpAx Example

Athena

<?php

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

$rest = new COM("Chilkat_9_5_0.Rest");

$authAws = new COM("Chilkat_9_5_0.AuthAws");
$authAws->AccessKey = 'AWS_ACCESS_KEY';
$authAws->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.)
$authAws->Region = 'us-west-2';
$authAws->ServiceName = 'athena';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
$rest->SetAuthAws($authAws);

// URL: https://athena.us-west-2.amazonaws.com/
// Use the same region as specified above.
$success = $rest->Connect('athena.us-west-2.amazonaws.com',443,1,1);
if ($success != 1) {
    print 'ConnectFailReason: ' . $rest->ConnectFailReason . "\n";
    print $rest->LastErrorText . "\n";
    exit;
}

// The following code creates the JSON request body.
// The JSON created by this code is shown below.

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

$json = new COM("Chilkat_9_5_0.JsonObject");
$json->UpdateString('CatalogName','string');
$json->UpdateString('DatabaseName','string');
$json->UpdateString('TableName','string');

// The JSON request body created by the above code:

// {
//   "CatalogName": "string",
//   "DatabaseName": "string",
//   "TableName": "string"
// }

$rest->AddHeader('Content-Type','application/x-amz-json-1.1');
$rest->AddHeader('X-Amz-Target','AmazonAthena.GetTableMetadata');

$sbRequestBody = new COM("Chilkat_9_5_0.StringBuilder");
$json->EmitSb($sbRequestBody);
$sbResponseBody = new COM("Chilkat_9_5_0.StringBuilder");
$success = $rest->FullRequestSb('POST','/',$sbRequestBody,$sbResponseBody);
if ($success != 1) {
    print $rest->LastErrorText . "\n";
    exit;
}

$respStatusCode = $rest->ResponseStatusCode;
print 'response status code = ' . $respStatusCode . "\n";
if ($respStatusCode != 200) {
    print 'Response Header:' . "\n";
    print $rest->ResponseHeader . "\n";
    print 'Response Body:' . "\n";
    print $sbResponseBody->getAsString() . "\n";
    exit;
}

$jResp = new COM("Chilkat_9_5_0.JsonObject");
$jResp->LoadSb($sbResponseBody);

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

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

$CreateTime = $jResp->IntOf('TableMetadata.CreateTime');
$LastAccessTime = $jResp->IntOf('TableMetadata.LastAccessTime');
$Name = $jResp->stringOf('TableMetadata.Name');
$v_String = $jResp->stringOf('TableMetadata.Parameters.string');
$TableType = $jResp->stringOf('TableMetadata.TableType');
$i = 0;
$count_i = $jResp->SizeOfArray('TableMetadata.Columns');
while ($i < $count_i) {
    $jResp->I = $i;
    $Comment = $jResp->stringOf('TableMetadata.Columns[i].Comment');
    $Name = $jResp->stringOf('TableMetadata.Columns[i].Name');
    $v_Type = $jResp->stringOf('TableMetadata.Columns[i].Type');
    $i = $i + 1;
}

$i = 0;
$count_i = $jResp->SizeOfArray('TableMetadata.PartitionKeys');
while ($i < $count_i) {
    $jResp->I = $i;
    $Comment = $jResp->stringOf('TableMetadata.PartitionKeys[i].Comment');
    $Name = $jResp->stringOf('TableMetadata.PartitionKeys[i].Name');
    $v_Type = $jResp->stringOf('TableMetadata.PartitionKeys[i].Type');
    $i = $i + 1;
}

// A sample JSON response body parsed by the above code:

// {
//   "TableMetadata": {
//     "Columns": [
//       {
//         "Comment": "string",
//         "Name": "string",
//         "Type": "string"
//       }
//     ],
//     "CreateTime": number,
//     "LastAccessTime": number,
//     "Name": "string",
//     "Parameters": {
//       "string": "string"
//     },
//     "PartitionKeys": [
//       {
//         "Comment": "string",
//         "Name": "string",
//         "Type": "string"
//       }
//     ],
//     "TableType": "string"
//   }
// }

?>