Chilkat Online Tools

ExecuteStatement C# Example

Amazon Redshift Data API

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

Chilkat.Rest rest = new Chilkat.Rest();
bool success;

Chilkat.AuthAws authAws = new Chilkat.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 = "redshift-data";
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws);

// URL: https://redshift-data.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = rest.Connect("redshift-data.us-west-2.amazonaws.com",443,true,true);
if (success != true) {
    Debug.WriteLine("ConnectFailReason: " + Convert.ToString(rest.ConnectFailReason));
    Debug.WriteLine(rest.LastErrorText);
    return;
}

// 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

Chilkat.JsonObject json = new Chilkat.JsonObject();
json.UpdateString("ClusterIdentifier","string");
json.UpdateString("Database","string");
json.UpdateString("DbUser","string");
json.UpdateString("Parameters[0].name","string");
json.UpdateString("Parameters[0].value","string");
json.UpdateString("SecretArn","string");
json.UpdateString("Sql","string");
json.UpdateString("StatementName","string");
json.UpdateInt("WithEvent",123);

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

// {
//   "ClusterIdentifier": "string",
//   "Database": "string",
//   "DbUser": "string",
//   "Parameters": [
//     {
//       "name": "string",
//       "value": "string"
//     }
//   ],
//   "SecretArn": "string",
//   "Sql": "string",
//   "StatementName": "string",
//   "WithEvent": boolean
// }

rest.AddHeader("Content-Type","application/x-amz-json-1.1");
rest.AddHeader("X-Amz-Target","RedshiftData.ExecuteStatement");

Chilkat.StringBuilder sbRequestBody = new Chilkat.StringBuilder();
json.EmitSb(sbRequestBody);
Chilkat.StringBuilder sbResponseBody = new Chilkat.StringBuilder();
success = rest.FullRequestSb("POST","/",sbRequestBody,sbResponseBody);
if (success != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

int respStatusCode = rest.ResponseStatusCode;
Debug.WriteLine("response status code = " + Convert.ToString(respStatusCode));
if (respStatusCode != 200) {
    Debug.WriteLine("Response Header:");
    Debug.WriteLine(rest.ResponseHeader);
    Debug.WriteLine("Response Body:");
    Debug.WriteLine(sbResponseBody.GetAsString());
    return;
}

Chilkat.JsonObject jResp = new Chilkat.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

string ClusterIdentifier = jResp.StringOf("ClusterIdentifier");
int CreatedAt = jResp.IntOf("CreatedAt");
string Database = jResp.StringOf("Database");
string DbUser = jResp.StringOf("DbUser");
string Id = jResp.StringOf("Id");
string SecretArn = jResp.StringOf("SecretArn");

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

// {
//   "ClusterIdentifier": "string",
//   "CreatedAt": number,
//   "Database": "string",
//   "DbUser": "string",
//   "Id": "string",
//   "SecretArn": "string"
// }