Package net.snowflake.client.core

Interface ChunkDownloader

All Known Implementing Classes:

SnowflakeChunkDownloader, SnowflakeChunkDownloader.NoOpChunkDownloader

public interface ChunkDownloader

Provide offline result chunk (which contains result data) to back to result set

Method Summary

Modifier and Type	Method	Description
SnowflakeResultChunk	getNextChunkToConsume()	Get next SnowflakeResultChunk that is ready to be consumed by the main thread.
DownloaderMetrics	terminate()	Terminate the chunk downloader, release all resources allocated

Method Detail

getNextChunkToConsume

SnowflakeResultChunk getNextChunkToConsume()
                                    throws InterruptedException,
                                           SnowflakeSQLException

Get next SnowflakeResultChunk that is ready to be consumed by the main thread. The caller will be blocked if the chunk is not ready to be consumed (a.k.a not loaded into memory yet)

Returns:

result chunk with data loaded

Throws:

InterruptedException

SnowflakeSQLException

terminate

DownloaderMetrics terminate()
                     throws InterruptedException

Terminate the chunk downloader, release all resources allocated

Returns:

metrics measuring downloader performance

Throws:

InterruptedException