Class ArrowResultChunkV2

java.lang.Object

com.databricks.jdbc.api.impl.arrow.AbstractArrowResultChunk

com.databricks.jdbc.api.impl.arrow.incubator.ArrowResultChunkV2

public class ArrowResultChunkV2
extends AbstractArrowResultChunk

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ArrowResultChunkV2.Builder

Field Summary

Fields

Modifier and Type	Field	Description
protected long	bytesDownloaded
protected byte[]	downloadedBytes
protected long	downloadEndTime
protected long	downloadStartTime

Fields inherited from class com.databricks.jdbc.api.impl.arrow.AbstractArrowResultChunk

arrowMetadata, chunkIndex, chunkLink, chunkReadyFuture, chunkReadyTimeoutSeconds, errorMessage, expiryTime, numRows, recordBatchList, rootAllocator, rowOffset, SECONDS_BUFFER_FOR_EXPIRY, stateMachine, statementId

Method Summary

Modifier and Type	Method	Description
static ArrowResultChunkV2.Builder	builder()
protected void	downloadData(IDatabricksHttpClient httpClient, CompressionCodec compressionCodec, double speedThreshold)	Downloads and initializes data for this chunk using the provided HTTP client and compression codec.
protected void	handleFailure(Exception exception, ChunkStatus failedStatus)	Handles a failure during the download or processing of this chunk.

Methods inherited from class com.databricks.jdbc.api.impl.arrow.AbstractArrowResultChunk

getArrowMetadata, getChunkIndex, getChunkIterator, getChunkReadyFuture, getColumnVector, getNumRows, getRecordBatchCountInChunk, getRecordBatchList, getStatus, initializeData, isChunkLinkInvalid, releaseChunk, setChunkLink, setStatus, waitForChunkReady

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

downloadStartTime

protected volatile long downloadStartTime

downloadEndTime

protected volatile long downloadEndTime

bytesDownloaded

protected volatile long bytesDownloaded

downloadedBytes

protected byte[] downloadedBytes

Method Details

builder

public static ArrowResultChunkV2.Builder builder()

downloadData

protected void downloadData(IDatabricksHttpClient httpClient,
 CompressionCodec compressionCodec,
 double speedThreshold)

Description copied from class: AbstractArrowResultChunk

Downloads and initializes data for this chunk using the provided HTTP client and compression codec.

Specified by:

downloadData in class AbstractArrowResultChunk

Parameters:

httpClient - the HTTP client to use for downloading

compressionCodec - the compression codec to use for decompression

speedThreshold - the minimum expected download speed in MB/s for logging warnings

handleFailure

protected void handleFailure(Exception exception,
 ChunkStatus failedStatus)

Description copied from class: AbstractArrowResultChunk

Handles a failure during the download or processing of this chunk.

Specified by:

handleFailure in class AbstractArrowResultChunk