static async Task Main(string[] args)
{
var source = new CredentialProfileStoreChain();
var creds = source.TryGetProfile("personal", out var c) ? AWSCredentialsFactory.GetAWSCredentials(c, source) : null;
var s3 = new AmazonS3Client(creds, RegionEndpoint.EUWest2);
var resultsStorage = new S3ResultStorage(s3, "selectquery-dev-resultsbucket-cmlezfu231g");
var underlyingExecutor = new S3SelectExecutor(s3, new InputSerialization
{
JSON = new JSONInput {
JsonType = JsonType.Lines
},
CompressionType = CompressionType.Gzip
});
var worker = new Worker(underlyingExecutor, resultsStorage);
var sourceResolver = new S3SourceResolver(s3);
var workerExecutor = new LocalWorkerExecutor(worker);
var distributor = new Distributor(sourceResolver, workerExecutor, resultsStorage, resultsStorage);
await distributor.QueryAsync(new DistributorInput(
ParseQuery("SELECT * FROM s3object s LIMIT 100"),
new DataSource.List(new[]
{
new Uri("s3://selectquery-data/0ECr0RR7ADAmZ7B6.gz"),
})
));
}
public async Task <Stream> Handler(DistributorPublicInput input)
{
var queryInput = ConvertInput(input);
var result = await _distributor.QueryAsync(queryInput).ConfigureAwait(false);
return(PublicResult.Serialize(result));
}