private Amazon.Athena.Model.GetQueryExecutionResponse CallAWSServiceOperation(IAmazonAthena client, Amazon.Athena.Model.GetQueryExecutionRequest request)
{
Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Athena", "GetQueryExecution");
try
{
#if DESKTOP
return(client.GetQueryExecution(request));
#elif CORECLR
return(client.GetQueryExecutionAsync(request).GetAwaiter().GetResult());
#else
#error "Unknown build edition"
#endif
}
catch (AmazonServiceException exc)
{
var webException = exc.InnerException as System.Net.WebException;
if (webException != null)
{
throw new Exception(Utils.Common.FormatNameResolutionFailureMessage(client.Config, webException.Message), webException);
}
throw;
}
}
public static List <Dictionary <String, String> > getQueryExecution(IAmazonAthena client, String id)
{
List <Dictionary <String, String> > items = new List <Dictionary <String, String> >();
GetQueryExecutionResponse results = null;
QueryExecution q = null;
/* Declare query execution request object */
GetQueryExecutionRequest qReq = new GetQueryExecutionRequest()
{
QueryExecutionId = id
};
/* Poll API to determine when the query completed */
do
{
try
{
results = client.GetQueryExecution(qReq); //await client.GetQueryExecutionAsync(qReq);
q = results.QueryExecution;
Console.WriteLine("Status: {0}... {1}", q.Status.State, q.Status.StateChangeReason);
Console.Write("<script>console.log('" + q.Status.StateChangeReason + "');</script>");
//await Task.Delay(5000); //Wait for 5sec before polling again
}
catch (InvalidRequestException e)
{
Console.WriteLine("GetQueryExec Error: {0}", e.Message);
}
} while (q.Status.State == "RUNNING" || q.Status.State == "QUEUED");
Console.WriteLine("Data Scanned for {0}: {1} Bytes", id, q.Statistics.DataScannedInBytes);
/* Declare query results request object */
GetQueryResultsRequest resReq = new GetQueryResultsRequest()
{
QueryExecutionId = id,
MaxResults = 10
};
GetQueryResultsResponse resResp = null;
/* Page through results and request additional pages if available */
do
{
resResp = client.GetQueryResults(resReq); //await client.GetQueryResultsAsync(resReq);
/* Loop over result set and create a dictionary with column name for key and data for value */
foreach (Row row in resResp.ResultSet.Rows)
{
Dictionary <String, String> dict = new Dictionary <String, String>();
for (var i = 0; i < resResp.ResultSet.ResultSetMetadata.ColumnInfo.Count; i++)
{
dict.Add(resResp.ResultSet.ResultSetMetadata.ColumnInfo[i].Name, row.Data[i].VarCharValue);
}
items.Add(dict);
}
if (resResp.NextToken != null)
{
resReq.NextToken = resResp.NextToken;
}
} while (resResp.NextToken != null);
/* Return List of dictionary per row containing column name and value */
return(items);
}