com.facebook.presto.hive

Class HiveManifestUtils

java.lang.Object

com.facebook.presto.hive.HiveManifestUtils

public class HiveManifestUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	FILE_NAMES
static String	FILE_SIZES
static String	MANIFEST_VERSION
static String	VERSION_1

Method Summary

Modifier and Type	Method and Description
static String	compressFileSizes(List<Long> fileSizes)
static Page	createFileStatisticsPage(long fileSize, long rowCount)
static Optional<Page>	createPartitionManifest(PartitionUpdate partitionUpdate)
static List<Long>	decompressFileSizes(String compressedFileSizes)
static long	getFileSize(Page statisticsPage, int position)
static OptionalLong	getManifestSizeInBytes(ConnectorSession session, PartitionUpdate partitionUpdate, Map<String,String> parameters)
static Map<String,String>	updatePartitionMetadataWithFileNamesAndSizes(PartitionUpdate partitionUpdate, Map<String,String> metadata)

Methods inherited from class java.lang.Object

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

Field Detail

FILE_NAMES

public static final String FILE_NAMES

See Also:

Constant Field Values

FILE_SIZES

public static final String FILE_SIZES

See Also:

Constant Field Values

MANIFEST_VERSION

public static final String MANIFEST_VERSION

See Also:

Constant Field Values

VERSION_1

public static final String VERSION_1

See Also:

Constant Field Values

Method Detail

createFileStatisticsPage

public static Page createFileStatisticsPage(long fileSize,
                                            long rowCount)

getFileSize

public static long getFileSize(Page statisticsPage,
                               int position)

createPartitionManifest

public static Optional<Page> createPartitionManifest(PartitionUpdate partitionUpdate)

updatePartitionMetadataWithFileNamesAndSizes

public static Map<String,String> updatePartitionMetadataWithFileNamesAndSizes(PartitionUpdate partitionUpdate,
                                                                              Map<String,String> metadata)

getManifestSizeInBytes

public static OptionalLong getManifestSizeInBytes(ConnectorSession session,
                                                  PartitionUpdate partitionUpdate,
                                                  Map<String,String> parameters)

compressFileSizes

public static String compressFileSizes(List<Long> fileSizes)

decompressFileSizes

public static List<Long> decompressFileSizes(String compressedFileSizes)